THE INTERNET, ON RECORD

Domain, IP & ASN lookup.

Explore domains, TLDs, networks and the organizations behind them.

IPV4

167.242.233.0/24

Record found
Retrieved · 22 Sep 2026, 14:38 UTC1 sourceView JSON
Click a domain or IP to look it up.
01

Registry record

RDAPhttps://rdap.arin.net/registry/ip/167.242.233.0/24
Record found
Record ID
NET-167-242-0-0-1
Network name
BCBSM
Address range
167.242.0.0167.242.255.255
CIDR blocks
167.242.0.0/16
Network type
DIRECT ALLOCATION
Parent network
NET-167-0-0-0-0
Last changed
2021-12-14T20:28:53-05:00
Registered
1993-11-19T00:00:00-05:00
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

2
Organization / registrant
Blue Cross Blue Shield of Michigan
BCBSM-2
Address
600 E. Lafayette Detroit MI 48226 United States
Type
org

Registry · rdap.arin.net

Technical · Administrative · Abuse
Craig Brydon
CB88-ARIN
Address
Blue Cross Blue Shield of Michigan 600 Lafayette East Detroit MI 48226 United States
Name
Brydon Craig
Type
individual
Email
cbrydon@bcbsm.com
Phone (work, voice)
+1-313-225-0187
Unvalidated POC
ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2015-12-01

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.

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

Registry · RDAP Original response
https://rdap.arin.net/registry/ip/167.242.233.0/24
{
    "arin_originas0_originautnums": [],
    "cidr0_cidrs": [
        {
            "v4prefix": "167.242.0.0",
            "length": 16
        }
    ],
    "endAddress": "167.242.255.255",
    "entities": [
        {
            "entities": [
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2014-12-01T12:34:07-05:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "1998-06-09T16:01:05-04:00"
                        }
                    ],
                    "handle": "CB88-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/CB88-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/167.242.233.0/24"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/CB88-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/167.242.233.0/24"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "remarks": [
                        {
                            "description": [
                                "ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2015-12-01"
                            ],
                            "title": "Unvalidated POC"
                        }
                    ],
                    "roles": [
                        "technical",
                        "administrative",
                        "abuse"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "Blue Cross Blue Shield of Michigan\n600 Lafayette East\nDetroit\nMI\n48226\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "Craig Brydon"
                            ],
                            [
                                "n",
                                [],
                                "text",
                                [
                                    "Brydon",
                                    "Craig",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "individual"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "cbrydon@bcbsm.com"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-313-225-0187"
                            ]
                        ]
                    ]
                }
            ],
            "events": [
                {
                    "eventAction": "last changed",
                    "eventDate": "2011-09-24T08:30:57-04:00"
                },
                {
                    "eventAction": "registration",
                    "eventDate": "1993-11-19T00:00:00-05:00"
                }
            ],
            "handle": "BCBSM-2",
            "links": [
                {
                    "href": "https://rdap.arin.net/registry/entity/BCBSM-2",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "value": "https://rdap.arin.net/registry/ip/167.242.233.0/24"
                },
                {
                    "href": "https://whois.arin.net/rest/org/BCBSM-2",
                    "rel": "alternate",
                    "type": "application/xml",
                    "value": "https://rdap.arin.net/registry/ip/167.242.233.0/24"
                }
            ],
            "objectClassName": "entity",
            "port43": "whois.arin.net",
            "roles": [
                "registrant"
            ],
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Blue Cross Blue Shield of Michigan"
                    ],
                    [
                        "adr",
                        {
                            "label": "600 E. Lafayette\nDetroit\nMI\n48226\nUnited States"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "org"
                    ]
                ]
            ]
        },
        {
            "events": [
                {
                    "eventAction": "last changed",
                    "eventDate": "2014-12-01T12:34:07-05:00"
                },
                {
                    "eventAction": "registration",
                    "eventDate": "1998-06-09T16:01:05-04:00"
                }
            ],
            "handle": "CB88-ARIN",
            "links": [
                {
                    "href": "https://rdap.arin.net/registry/entity/CB88-ARIN",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "value": "https://rdap.arin.net/registry/ip/167.242.233.0/24"
                },
                {
                    "href": "https://whois.arin.net/rest/poc/CB88-ARIN",
                    "rel": "alternate",
                    "type": "application/xml",
                    "value": "https://rdap.arin.net/registry/ip/167.242.233.0/24"
                }
            ],
            "objectClassName": "entity",
            "port43": "whois.arin.net",
            "remarks": [
                {
                    "description": [
                        "ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2015-12-01"
                    ],
                    "title": "Unvalidated POC"
                }
            ],
            "roles": [
                "technical"
            ],
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "adr",
                        {
                            "label": "Blue Cross Blue Shield of Michigan\n600 Lafayette East\nDetroit\nMI\n48226\nUnited States"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Craig Brydon"
                    ],
                    [
                        "n",
                        [],
                        "text",
                        [
                            "Brydon",
                            "Craig",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "cbrydon@bcbsm.com"
                    ],
                    [
                        "tel",
                        {
                            "type": [
                                "work",
                                "voice"
                            ]
                        },
                        "text",
                        "+1-313-225-0187"
                    ]
                ]
            ]
        }
    ],
    "events": [
        {
            "eventAction": "last changed",
            "eventDate": "2021-12-14T20:28:53-05:00"
        },
        {
            "eventAction": "registration",
            "eventDate": "1993-11-19T00:00:00-05:00"
        }
    ],
    "handle": "NET-167-242-0-0-1",
    "ipVersion": "v4",
    "links": [
        {
            "href": "https://rdap.arin.net/registry/ip/167.242.0.0",
            "rel": "self",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/ip/167.242.233.0/24"
        },
        {
            "href": "https://whois.arin.net/rest/net/NET-167-242-0-0-1",
            "rel": "alternate",
            "type": "application/xml",
            "value": "https://rdap.arin.net/registry/ip/167.242.233.0/24"
        }
    ],
    "name": "BCBSM",
    "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/167.242.233.0/24"
                }
            ],
            "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/167.242.233.0/24"
                }
            ],
            "title": "Whois Inaccuracy Reporting"
        },
        {
            "description": [
                "Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
            ],
            "title": "Copyright Notice"
        }
    ],
    "objectClassName": "ip network",
    "parentHandle": "NET-167-0-0-0-0",
    "port43": "whois.arin.net",
    "rdapConformance": [
        "nro_rdap_profile_0",
        "rdap_level_0",
        "cidr0",
        "arin_originas0"
    ],
    "startAddress": "167.242.0.0",
    "status": [
        "active"
    ],
    "type": "DIRECT ALLOCATION"
}