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IPV4

211.72.0.0/16

Record found
Retrieved · 22 Sep 2026, 13:32 UTC1 sourceView JSON
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01

Registry record

RDAPhttps://rdap.apnic.net/ip/211.72.0.0/16
Record found
Network name
TWNIC-TW
Address range
211.72.0.0211.75.255.255
CIDR blocks
211.72.0.0/14
Network type
ALLOCATED PORTABLE
Country in registry
TW
Registered
2008-09-04T06:49:41Z
Last changed
2021-11-04T00:48:54Z
Status
active
Notices & terms 4

Source

Objects returned came from source APNIC

Terms and Conditions

This is the APNIC WHOIS Database query service. The objects are in RDAP format. http://www.apnic.net/db/dbcopyright.html

Whois Inaccuracy Reporting

If you see inaccuracies in the results, please visit: https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form

description

Taiwan Network Information Center 4F-2, No. 9 Sec. 2, Roosevelt Rd., Taipei, Taiwan, 100

Organizations & contacts

2
Technical · Administrative
TWNIC Whois Administrator
TWA2-AP
Type
group
Address
Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei, Taiwan, 105
Phone (voice)
+886-2-25289696
Fax
+886-2-25287756
Email
hostmaster@twnic.net.tw

Registry · rdap.apnic.net

Abuse
IRT-TWNIC-AP
Type
group
Address
3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
Email
hostmaster@twnic.tw
remarks
Please note that TWNIC is not an ISP and is not empowered to investigate complaints of network abuse. hostmaster@twnic.tw was validated on 2025-05-23

Registry · rdap.apnic.net

Route / route6 records IRR

whois.apnic.net:43

BGP observations →

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

No matching route objects were returned by this registry. Records may exist in another IRR.

Registry · RDAP Original response
https://rdap.apnic.net/ip/211.72.0.0/16
{
    "rdapConformance": [
        "history_version_0",
        "nro_rdap_profile_0",
        "cidr0",
        "rdap_level_0"
    ],
    "notices": [
        {
            "title": "Source",
            "description": [
                "Objects returned came from source",
                "APNIC"
            ]
        },
        {
            "title": "Terms and Conditions",
            "description": [
                "This is the APNIC WHOIS Database query service. The objects are in RDAP format."
            ],
            "links": [
                {
                    "value": "https://rdap.apnic.net/ip/211.72.0.0/16",
                    "rel": "terms-of-service",
                    "href": "http://www.apnic.net/db/dbcopyright.html",
                    "type": "text/html"
                }
            ]
        },
        {
            "title": "Whois Inaccuracy Reporting",
            "description": [
                "If you see inaccuracies in the results, please visit: "
            ],
            "links": [
                {
                    "value": "https://rdap.apnic.net/ip/211.72.0.0/16",
                    "rel": "inaccuracy-report",
                    "href": "https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form",
                    "type": "text/html"
                }
            ]
        }
    ],
    "country": "TW",
    "name": "TWNIC-TW",
    "status": [
        "active"
    ],
    "events": [
        {
            "eventAction": "registration",
            "eventDate": "2008-09-04T06:49:41Z"
        },
        {
            "eventAction": "last changed",
            "eventDate": "2021-11-04T00:48:54Z"
        }
    ],
    "links": [
        {
            "value": "https://rdap.apnic.net/ip/211.72.0.0/16",
            "rel": "self",
            "href": "https://rdap.apnic.net/ip/211.72.0.0/14",
            "type": "application/rdap+json"
        }
    ],
    "remarks": [
        {
            "description": [
                "Taiwan Network Information Center",
                "4F-2, No. 9 Sec. 2, Roosevelt Rd.,",
                "Taipei, Taiwan, 100"
            ],
            "title": "description"
        }
    ],
    "entities": [
        {
            "roles": [
                "technical",
                "administrative"
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2008-09-04T07:54:15Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2020-01-02T03:54:20Z"
                }
            ],
            "links": [
                {
                    "value": "https://rdap.apnic.net/ip/211.72.0.0/16",
                    "rel": "self",
                    "href": "https://rdap.apnic.net/entity/TWA2-AP",
                    "type": "application/rdap+json"
                }
            ],
            "handle": "TWA2-AP",
            "objectClassName": "entity",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "TWNIC Whois Administrator"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "group"
                    ],
                    [
                        "adr",
                        {
                            "label": "Taiwan Network Information Center\n3F., No. 123, Sec. 4, Bade Rd., Songshan Dist.,\nTaipei, Taiwan, 105"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "tel",
                        {
                            "type": "voice"
                        },
                        "text",
                        "+886-2-25289696"
                    ],
                    [
                        "tel",
                        {
                            "type": "fax"
                        },
                        "text",
                        "+886-2-25287756"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "hostmaster@twnic.net.tw"
                    ]
                ]
            ]
        },
        {
            "roles": [
                "abuse"
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2010-11-07T23:16:10Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2026-07-16T02:54:44Z"
                }
            ],
            "links": [
                {
                    "value": "https://rdap.apnic.net/ip/211.72.0.0/16",
                    "rel": "self",
                    "href": "https://rdap.apnic.net/entity/IRT-TWNIC-AP",
                    "type": "application/rdap+json"
                }
            ],
            "remarks": [
                {
                    "description": [
                        "Please note that TWNIC is not an ISP and is not empowered",
                        "to investigate complaints of network abuse.",
                        "hostmaster@twnic.tw was validated on 2025-05-23"
                    ],
                    "title": "remarks"
                }
            ],
            "handle": "IRT-TWNIC-AP",
            "objectClassName": "entity",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "IRT-TWNIC-AP"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "group"
                    ],
                    [
                        "adr",
                        {
                            "label": "3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "hostmaster@twnic.tw"
                    ],
                    [
                        "email",
                        {
                            "pref": "1"
                        },
                        "text",
                        "hostmaster@twnic.tw"
                    ]
                ]
            ]
        }
    ],
    "handle": "211.72.0.0 - 211.75.255.255",
    "type": "ALLOCATED PORTABLE",
    "startAddress": "211.72.0.0",
    "endAddress": "211.75.255.255",
    "objectClassName": "ip network",
    "ipVersion": "v4",
    "cidr0_cidrs": [
        {
            "v4prefix": "211.72.0.0",
            "length": 14
        }
    ],
    "port43": "whois.apnic.net"
}