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<p>{
  "rdapConformance" : [ "nro_rdap_profile_0", "rdap_level_0", "cidr0", "arin_originas0" ],
  "notices" : [ {
    "title" : "Terms of Service",
    "description" : [ "By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use" ],
    "links" : [ {
      "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
      "rel" : "terms-of-service",
      "type" : "text/html",
      "href" : "https://www.arin.net/resources/registry/whois/tou/"
    } ]
  }, {
    "title" : "Whois Inaccuracy Reporting",
    "description" : [ "If you see inaccuracies in the results, please visit: " ],
    "links" : [ {
      "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
      "rel" : "inaccuracy-report",
      "type" : "text/html",
      "href" : "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/"
    } ]
  }, {
    "title" : "Copyright Notice",
    "description" : [ "Copyright 1997-2025, American Registry for Internet Numbers, Ltd." ]
  } ],
  "handle" : "NET-166-183-0-0-1",
  "startAddress" : "166.183.0.0",
  "endAddress" : "166.209.255.255",
  "ipVersion" : "v4",
  "name" : "AEL-360",
  "type" : "DIRECT ALLOCATION",
  "parentHandle" : "NET-166-0-0-0-0",
  "events" : [ {
    "eventAction" : "last changed",
    "eventDate" : "2025-04-01T16:07:37-04:00"
  }, {
    "eventAction" : "registration",
    "eventDate" : "2025-04-01T16:07:37-04:00"
  } ],
  "links" : [ {
    "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
    "rel" : "self",
    "type" : "application/rdap+json",
    "href" : "https://rdap.arin.net/registry/ip/166.183.0.0"
  }, {
    "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
    "rel" : "alternate",
    "type" : "application/xml",
    "href" : "https://whois.arin.net/rest/net/NET-166-183-0-0-1"
  } ],
  "entities" : [ {
    "handle" : "AEL-360",
    "vcardArray" : [ "vcard", [ [ "version", { }, "text", "4.0" ], [ "fn", { }, "text", "AT&amp;T Enterprises, LLC" ], [ "adr", {
      "label" : "5302 HARRY HINES BLVD\nDallas\nTX\n75235\nUnited States"
    }, "text", [ "", "", "", "", "", "", "" ] ], [ "kind", { }, "text", "org" ] ] ],
    "roles" : [ "registrant" ],
    "links" : [ {
      "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
      "rel" : "self",
      "type" : "application/rdap+json",
      "href" : "https://rdap.arin.net/registry/entity/AEL-360"
    }, {
      "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
      "rel" : "alternate",
      "type" : "application/xml",
      "href" : "https://whois.arin.net/rest/org/AEL-360"
    } ],
    "events" : [ {
      "eventAction" : "last changed",
      "eventDate" : "2025-08-13T08:13:00-04:00"
    }, {
      "eventAction" : "registration",
      "eventDate" : "2024-11-22T09:44:51-05:00"
    } ],
    "entities" : [ {
      "handle" : "ZS44-ARIN",
      "vcardArray" : [ "vcard", [ [ "version", { }, "text", "4.0" ], [ "adr", {
        "label" : "7277 164th Ave NE\nAttn: IP Management\nRedmond\nWA\n98052\nUnited States"
      }, "text", [ "", "", "", "", "", "", "" ] ], [ "fn", { }, "text", "IPAdmin-ATT Internet Services" ], [ "org", { }, "text", "IPAdmin-ATT Internet Services" ], [ "kind", { }, "text", "group" ], [ "email", { }, "text", "ipadmin@semail.att.com" ], [ "email", { }, "text", "ipadmin@att.com" ], [ "tel", {
        "type" : [ "work", "voice" ]
      }, "text", "+1-888-510-5545" ] ] ],
      "roles" : [ "administrative", "technical" ],
      "remarks" : [ {
        "title" : "Registration Comments",
        "description" : [ "For policy abuse issues contact:  abuse@att.net", "For all Legal Inquiries contact:", "AT&amp;T National Compliance Center", "11760 US Hwy 1,  Suite 600", "North Palm Beach, FL   33408", "Phone:  1-800-635-6840", "Fax:   1-888-938-4715]", "Email:   compcent@att.com" ]
      } ],
      "links" : [ {
        "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
        "rel" : "self",
        "type" : "application/rdap+json",
        "href" : "https://rdap.arin.net/registry/entity/ZS44-ARIN"
      }, {
        "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
        "rel" : "alternate",
        "type" : "application/xml",
        "href" : "https://whois.arin.net/rest/poc/ZS44-ARIN"
      } ],
      "events" : [ {
        "eventAction" : "last changed",
        "eventDate" : "2025-08-18T17:14:58-04:00"
      }, {
        "eventAction" : "registration",
        "eventDate" : "2000-05-17T16:09:19-04:00"
      } ],
      "status" : [ "validated" ],
      "port43" : "whois.arin.net",
      "objectClassName" : "entity"
    }, {
      "handle" : "ROUTI59-ARIN",
      "vcardArray" : [ "vcard", [ [ "version", { }, "text", "4.0" ], [ "adr", {
        "label" : "200 S Laurel Ave\nMiddletown\nNJ\n07748\nUnited States"
      }, "text", [ "", "", "", "", "", "", "" ] ], [ "fn", { }, "text", "Routing POC" ], [ "org", { }, "text", "Routing POC" ], [ "kind", { }, "text", "group" ], [ "email", { }, "text", "DL-routing_poc@att.com" ], [ "tel", {
        "type" : [ "work", "voice" ]
      }, "text", "+1-999-999-9999" ] ] ],
      "roles" : [ "routing" ],
      "links" : [ {
        "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
        "rel" : "self",
        "type" : "application/rdap+json",
        "href" : "https://rdap.arin.net/registry/entity/ROUTI59-ARIN"
      }, {
        "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
        "rel" : "alternate",
        "type" : "application/xml",
        "href" : "https://whois.arin.net/rest/poc/ROUTI59-ARIN"
      } ],
      "events" : [ {
        "eventAction" : "last changed",
        "eventDate" : "2025-08-18T17:15:58-04:00"
      }, {
        "eventAction" : "registration",
        "eventDate" : "2024-05-23T17:15:05-04:00"
      } ],
      "status" : [ "validated" ],
      "port43" : "whois.arin.net",
      "objectClassName" : "entity"
    }, {
      "handle" : "ICC-ARIN",
      "vcardArray" : [ "vcard", [ [ "version", { }, "text", "4.0" ], [ "adr", {
        "label" : "200 S. Laurel AVE\nMIDDLETOWN\nNJ\n07748\nUnited States"
      }, "text", [ "", "", "", "", "", "", "" ] ], [ "fn", { }, "text", "IP Team" ], [ "org", { }, "text", "IP Team" ], [ "kind", { }, "text", "group" ], [ "email", { }, "text", "rm-ipspecialist@att.com" ], [ "tel", {
        "type" : [ "work", "voice" ]
      }, "text", "+1-888-876-2382" ] ] ],
      "roles" : [ "technical" ],
      "remarks" : [ {
        "title" : "Registration Comments",
        "description" : [ "Contact AT&amp;T Abuse (abuse@att.net) for policy", "issues.", "All policy abuse issues sent to other POCs will be", "disregarded." ]
      } ],
      "links" : [ {
        "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
        "rel" : "self",
        "type" : "application/rdap+json",
        "href" : "https://rdap.arin.net/registry/entity/ICC-ARIN"
      }, {
        "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
        "rel" : "alternate",
        "type" : "application/xml",
        "href" : "https://whois.arin.net/rest/poc/ICC-ARIN"
      } ],
      "events" : [ {
        "eventAction" : "last changed",
        "eventDate" : "2025-08-18T17:15:17-04:00"
      }, {
        "eventAction" : "registration",
        "eventDate" : "2002-09-24T15:36:27-04:00"
      } ],
      "status" : [ "validated" ],
      "port43" : "whois.arin.net",
      "objectClassName" : "entity"
    }, {
      "handle" : "ABUSE7-ARIN",
      "vcardArray" : [ "vcard", [ [ "version", { }, "text", "4.0" ], [ "adr", {
        "label" : "2701 W 15th ST\nPlano\nTX\n75075\nUnited States"
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      }, "text", "+1-919-319-8167" ] ] ],
      "roles" : [ "abuse" ],
      "remarks" : [ {
        "title" : "Registration Comments",
        "description" : [ "Contact abuse@att.net for all policy abuse issues." ]
      } ],
      "links" : [ {
        "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
        "rel" : "self",
        "type" : "application/rdap+json",
        "href" : "https://rdap.arin.net/registry/entity/ABUSE7-ARIN"
      }, {
        "value" : "https://rdap.arin.net/registry/ip/166.205.139.156",
        "rel" : "alternate",
        "type" : "application/xml",
        "href" : "https://whois.arin.net/rest/poc/ABUSE7-ARIN"
      } ],
      "events" : [ {
        "eventAction" : "last changed",
        "eventDate" : "2025-08-18T17:15:38-04:00"
      }, {
        "eventAction" : "registration",
        "eventDate" : "2002-08-24T08:22:47-04:00"
      } ],
      "status" : [ "validated" ],
      "port43" : "whois.arin.net",
      "objectClassName" : "entity"
    } ],
    "port43" : "whois.arin.net",
    "objectClassName" : "entity"
  } ],
  "port43" : "whois.arin.net",
  "status" : [ "active" ],
  "objectClassName" : "ip network",
  "cidr0_cidrs" : [ {
    "v4prefix" : "166.183.0.0",
    "length" : 16
  }, {
    "v4prefix" : "166.184.0.0",
    "length" : 13
  }, {
    "v4prefix" : "166.192.0.0",
    "length" : 12
  }, {
    "v4prefix" : "166.208.0.0",
    "length" : 15
  } ],
  "arin_originas0_originautnums" : [ ]
}</p>