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IPV4

209.166.30.0/23

Record found
Retrieved · 21 Sep 2026, 23:27 UTC1 sourceView JSON
BGP / routing →
Click a domain or IP to look it up.
01

Registry record

RDAPhttps://rdap.arin.net/registry/ip/209.166.30.0/23
Record found
Record ID
NET-209-166-30-0-1
Network name
GTT-CUST-PON2820638
Address range
209.166.30.0 — 209.166.31.255
CIDR blocks
209.166.30.0/23
Network type
ASSIGNMENT
Parent network
NET-209-166-0-0-1
Last changed
2026-01-29T06:40:59-05:00
Registered
2026-01-29T06:40:59-05:00
Status
active
Notices & terms 3

Terms of Service

By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use https://www.arin.net/resources/registry/whois/tou/

Whois Inaccuracy Reporting

If you see inaccuracies in the results, please visit: https://www.arin.net/resources/registry/whois/inaccuracy_reporting/

Copyright Notice

Copyright 1997-2026, American Registry for Internet Numbers, Ltd.

Organizations & contacts

7
Organization / registrant
GTT Customer PON2820638
C11492620
Address
4201 Wilson Blvd. Arlington VA 22203 United States
Type
org

Registry · rdap.arin.net

Organization / registrant
GTT Americas, LLC
GAL-104
Address
4201 Wilson Blvd -Suite 504 Arlington VA 22203 United States
Type
org

Registry · rdap.arin.net

Technical · Administrative
AS3257 Netguard
AS3251-ARIN
Address
Frankfurter Strasse 227 Neu-Isenburg 63263 Germany
Organization
GTT
Type
group
Email
netguard@gtt.net
Phone (work, voice)
+49 69 48007422

Registry · rdap.arin.net

Technical
GTT IPAM Team
GIT5-ARIN
Address
4201 Wilson Blvd. Suite 504 North Tower Arlington VA 22203 United States
Organization
GTT
Type
group
Email
netguard@gtt.net
Phone (work, voice)
+1-703-442-5500

Registry · rdap.arin.net

Technical
GTT Legal Departement
GLD5-ARIN
Address
GTT Bulgaria LTD 115G Tsarigradsko shose Blvd. Office Building Megapark,Fl.1 Sofia Sofia-grad 1784 Bulgaria
Organization
GTT Communication Inc.
Type
group
Email
alexander.mutafchiyski@gtt.net
Phone (work, voice)
+359886606;ext823

Registry · rdap.arin.net

Abuse
GTT Abuse Department
GAD46-ARIN
Address
4201 Wilson Blvd. Suite 504 North Tower Arlington VA 22203 United States
Organization
GTT Communications, Inc.
Type
group
Email
abuse@gtt.net
Phone (work, voice)
+1-703-442-5500
Fax
+1-703-442-5501

Registry · rdap.arin.net

Noc
GTT Network Operations Center
GNOC16-ARIN
Address
4201 Wilson Blvd. Suite 504 North Tower Arlington VA 22203 United States
Organization
GTT Communications, Inc.
Type
group
Email
noc@gtt.net
Phone (work, voice)
+1-703-442-5500

Registry · rdap.arin.net

Route / route6 records IRR

rr.arin.net:43

BGP observations →

Exact and covering objects from ARIN. These are registered routing policies; they do not confirm a live announcement.

Origin
AS3257
Source
ARIN

GTT

Routing object details
route: 209.166.0.0/18
origin: AS3257
descr: GTT
admin-c: AS3251-ARIN
tech-c: AS3251-ARIN
tech-c: GIT5-ARIN
tech-c: GLD5-ARIN
mnt-by: MNT-GAL-104
created: 2025-05-07T14:15:49Z
last-modified: 2025-05-07T14:15:49Z
source: ARIN
Origin
AS8368
Source
ARIN

GTT Americas, LLC

Routing object details
route: 209.166.30.0/23
origin: AS8368
descr: GTT Americas, LLC
admin-c: AS3251-ARIN
tech-c: AS3251-ARIN
tech-c: GIT5-ARIN
tech-c: GLD5-ARIN
mnt-by: MNT-GAL-104
remarks: This object is automatically managed by ARIN
created: 2025-11-24T15:00:22Z
last-modified: 2025-11-24T15:00:22Z
source: ARIN
Origin
AS9009
Source
ARIN

GTT Americas, LLC

Routing object details
route: 209.166.30.0/23
origin: AS9009
descr: GTT Americas, LLC
admin-c: AS3251-ARIN
tech-c: AS3251-ARIN
tech-c: GIT5-ARIN
tech-c: GLD5-ARIN
mnt-by: MNT-GAL-104
remarks: This object is automatically managed by ARIN
created: 2026-02-23T10:22:07Z
last-modified: 2026-02-23T10:22:07Z
source: ARIN
Registry · RDAP Original response
https://rdap.arin.net/registry/ip/209.166.30.0/23
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    ],
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                                },
                                {
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                                    "eventDate": "2025-02-17T08:39:48-05:00"
                                }
                            ],
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                            "links": [
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                                },
                                {
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                                    [
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                                    ]
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                                },
                                {
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                                    "eventDate": "2014-04-16T11:40:19-04:00"
                                }
                            ],
                            "handle": "GAD46-ARIN",
                            "links": [
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                                },
                                {
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                                    "type": "application/xml",
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                                }
                            ],
                            "objectClassName": "entity",
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                                    ],
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                                    ],
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                                    ]
                                ]
                            ]
                        },
                        {
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                                {
                                    "eventAction": "last changed",
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                                },
                                {
                                    "eventAction": "registration",
                                    "eventDate": "2009-07-03T05:24:02-04:00"
                                }
                            ],
                            "handle": "AS3251-ARIN",
                            "links": [
                                {
                                    "href": "https://rdap.arin.net/registry/entity/AS3251-ARIN",
                                    "rel": "self",
                                    "type": "application/rdap+json",
                                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                                },
                                {
                                    "href": "https://whois.arin.net/rest/poc/AS3251-ARIN",
                                    "rel": "alternate",
                                    "type": "application/xml",
                                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                                }
                            ],
                            "objectClassName": "entity",
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                            "vcardArray": [
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                                [
                                    [
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                                    ],
                                    [
                                        "adr",
                                        {
                                            "label": "Frankfurter Strasse 227\nNeu-Isenburg\n\n63263\nGermany"
                                        },
                                        "text",
                                        [
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                                            "",
                                            "",
                                            "",
                                            "",
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                                        ]
                                    ],
                                    [
                                        "fn",
                                        [],
                                        "text",
                                        "AS3257 Netguard"
                                    ],
                                    [
                                        "org",
                                        [],
                                        "text",
                                        "GTT"
                                    ],
                                    [
                                        "kind",
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                                        "text",
                                        "group"
                                    ],
                                    [
                                        "email",
                                        [],
                                        "text",
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                                    ],
                                    [
                                        "tel",
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                                            ]
                                        },
                                        "text",
                                        "+49 69 48007422"
                                    ]
                                ]
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                        },
                        {
                            "events": [
                                {
                                    "eventAction": "last changed",
                                    "eventDate": "2026-01-30T07:46:49-05:00"
                                },
                                {
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                                    "eventDate": "2025-01-31T05:02:24-05:00"
                                }
                            ],
                            "handle": "GLD5-ARIN",
                            "links": [
                                {
                                    "href": "https://rdap.arin.net/registry/entity/GLD5-ARIN",
                                    "rel": "self",
                                    "type": "application/rdap+json",
                                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                                },
                                {
                                    "href": "https://whois.arin.net/rest/poc/GLD5-ARIN",
                                    "rel": "alternate",
                                    "type": "application/xml",
                                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                                }
                            ],
                            "objectClassName": "entity",
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                                [
                                    [
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                                    ],
                                    [
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                                        {
                                            "label": "GTT Bulgaria LTD\n115G Tsarigradsko shose Blvd. \nOffice Building Megapark,Fl.1\nSofia\nSofia-grad\n1784\nBulgaria"
                                        },
                                        "text",
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                                        "text",
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                                    ],
                                    [
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                                    ],
                                    [
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                                        "text",
                                        "group"
                                    ],
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                                        [],
                                        "text",
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                                    ],
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                                            ]
                                        },
                                        "text",
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                                    ]
                                ]
                            ]
                        },
                        {
                            "events": [
                                {
                                    "eventAction": "last changed",
                                    "eventDate": "2026-07-17T05:33:11-04:00"
                                },
                                {
                                    "eventAction": "registration",
                                    "eventDate": "2014-04-16T11:47:29-04:00"
                                }
                            ],
                            "handle": "GNOC16-ARIN",
                            "links": [
                                {
                                    "href": "https://rdap.arin.net/registry/entity/GNOC16-ARIN",
                                    "rel": "self",
                                    "type": "application/rdap+json",
                                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                                },
                                {
                                    "href": "https://whois.arin.net/rest/poc/GNOC16-ARIN",
                                    "rel": "alternate",
                                    "type": "application/xml",
                                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                                }
                            ],
                            "objectClassName": "entity",
                            "port43": "whois.arin.net",
                            "roles": [
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                            ],
                            "status": [
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                            ],
                            "vcardArray": [
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                                [
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                                    ],
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                                        {
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                                        },
                                        "text",
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                                        ]
                                    ],
                                    [
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                                        [],
                                        "text",
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                                    ],
                                    [
                                        "org",
                                        [],
                                        "text",
                                        "GTT Communications, Inc."
                                    ],
                                    [
                                        "kind",
                                        [],
                                        "text",
                                        "group"
                                    ],
                                    [
                                        "email",
                                        [],
                                        "text",
                                        "noc@gtt.net"
                                    ],
                                    [
                                        "tel",
                                        {
                                            "type": [
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                                            ]
                                        },
                                        "text",
                                        "+1-703-442-5500"
                                    ]
                                ]
                            ]
                        }
                    ],
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2026-07-17T13:24:13-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2025-02-11T07:59:17-05:00"
                        }
                    ],
                    "handle": "GAL-104",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/GAL-104",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                        },
                        {
                            "href": "https://whois.arin.net/rest/org/GAL-104",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "roles": [
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                    ],
                    "vcardArray": [
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                            ],
                            [
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                                [],
                                "text",
                                "GTT Americas, LLC"
                            ],
                            [
                                "adr",
                                {
                                    "label": "4201 Wilson Blvd -Suite 504\nArlington\nVA\n22203\nUnited States"
                                },
                                "text",
                                [
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                                    "",
                                    "",
                                    "",
                                    "",
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                                ]
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                                "text",
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                        ]
                    ]
                }
            ],
            "events": [
                {
                    "eventAction": "last changed",
                    "eventDate": "2026-01-29T06:40:59-05:00"
                },
                {
                    "eventAction": "registration",
                    "eventDate": "2026-01-29T06:40:59-05:00"
                }
            ],
            "handle": "C11492620",
            "links": [
                {
                    "href": "https://rdap.arin.net/registry/entity/C11492620",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                },
                {
                    "href": "https://whois.arin.net/rest/customer/C11492620",
                    "rel": "alternate",
                    "type": "application/xml",
                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                }
            ],
            "objectClassName": "entity",
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            "roles": [
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            ],
            "vcardArray": [
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                        "version",
                        [],
                        "text",
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                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "GTT Customer PON2820638"
                    ],
                    [
                        "adr",
                        {
                            "label": "4201 Wilson Blvd.\nArlington\nVA\n22203\nUnited States"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "kind",
                        [],
                        "text",
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                    ]
                ]
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        }
    ],
    "events": [
        {
            "eventAction": "last changed",
            "eventDate": "2026-01-29T06:40:59-05:00"
        },
        {
            "eventAction": "registration",
            "eventDate": "2026-01-29T06:40:59-05:00"
        }
    ],
    "handle": "NET-209-166-30-0-1",
    "ipVersion": "v4",
    "links": [
        {
            "href": "https://rdap.arin.net/registry/ip/209.166.30.0",
            "rel": "self",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
        },
        {
            "href": "https://whois.arin.net/rest/net/NET-209-166-30-0-1",
            "rel": "alternate",
            "type": "application/xml",
            "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
        },
        {
            "href": "https://rdap.arin.net/registry/ip/209.166.0.0/18",
            "rel": "up",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
        }
    ],
    "name": "GTT-CUST-PON2820638",
    "notices": [
        {
            "description": [
                "By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
            ],
            "links": [
                {
                    "href": "https://www.arin.net/resources/registry/whois/tou/",
                    "rel": "terms-of-service",
                    "type": "text/html",
                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                }
            ],
            "title": "Terms of Service"
        },
        {
            "description": [
                "If you see inaccuracies in the results, please visit: "
            ],
            "links": [
                {
                    "href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/",
                    "rel": "inaccuracy-report",
                    "type": "text/html",
                    "value": "https://rdap.arin.net/registry/ip/209.166.30.0/23"
                }
            ],
            "title": "Whois Inaccuracy Reporting"
        },
        {
            "description": [
                "Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
            ],
            "title": "Copyright Notice"
        }
    ],
    "objectClassName": "ip network",
    "parentHandle": "NET-209-166-0-0-1",
    "port43": "whois.arin.net",
    "rdapConformance": [
        "nro_rdap_profile_0",
        "rdap_level_0",
        "cidr0",
        "arin_originas0"
    ],
    "startAddress": "209.166.30.0",
    "status": [
        "active"
    ],
    "type": "ASSIGNMENT"
}