66.220.155.0

  • No reverse DNS
  • Not on blocklists
Network
TFBNET3
Held by
Facebook, Inc.
Range
66.220.144.0 - 66.220.159.255
CIDR
66.220.144.0/20
Type
DIRECT ALLOCATION
Registered on
Last updated
Status
  • active
Report abuse to
noc@fb.com
Checked

Reverse DNS

Names
None

Network

Announced by
AS32934 Facebook, Inc.
Route
66.220.152.0/21, carried by 3,116 of bgp.tools' BGP feeds
Kind
Content
Country
US
Tagged
Content Delivery Network, Anycast, Tranco 10k Host

Upstreams and peers

  • AS1299 Arelion (fka. Telia Carrier)368 paths
  • AS2914 NTT America, Inc.314 paths
  • AS174 Cogent Communications, LLC260 paths
  • AS6762 Telecom Italia Sparkle (Seabone)178 paths
  • AS3257 GTT Communications Inc.113 paths
  • AS3356 Lumen (Level 3)74 paths
  • AS9002 RETN Limited43 paths
  • AS12956 Telxius (Telefonica Global)41 paths
  • AS6453 TATA Communications (America) Inc20 paths
  • AS13004 Serbian Open Exchange DOO20 paths
  • AS701 Verizon Business17 paths
  • AS6461 Zayo Bandwidth15 paths

And 104 more

Downstreams

  • AS54115 Facebook (Corporate)479 paths
  • AS63293 Meta (CDN Network)189 paths

As the route collectors of RIPEstat see them

Routes AS32934 announces

257 IPv4 prefixes covering 449,024 addresses, and 349 IPv6 prefixes

IPv4

And 207 more

IPv6

And 299 more

From bgp.tools

Location

Map © OpenStreetMap contributors
Location
United States
Accuracy
Within 1,000 km

Location from GeoLite2 data created by MaxMind

Blocklists

  • Spamhaus ZEN Not listed
  • SpamCop Not listed
  • Mailspike Not listed
  • PSBL Not listed

Abuse reports

Reports
None in the last year
Used for
Commercial
Provider
Facebook, Inc.

From AbuseIPDB

WHOIS

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


NetRange:       66.220.144.0 - 66.220.159.255
CIDR:           66.220.144.0/20
NetName:        TFBNET3
NetHandle:      NET-66-220-144-0-1
Parent:         NET66 (NET-66-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Facebook, Inc. (THEFA-3)
RegDate:        2009-02-13
Updated:        2026-07-20
Comment:        Geofeed https://www.meta.com/peering/geofeed
Comment:        Geofeed https://www.meta.com/peering/geofeed_corp
Ref:            https://rdap.arin.net/registry/ip/66.220.144.0


OrgName:        Facebook, Inc.
OrgId:          THEFA-3
Address:        1601 Willow Rd.
City:           Menlo Park
StateProv:      CA
PostalCode:     94025
Country:        US
RegDate:        2004-08-11
Updated:        2026-07-22
Ref:            https://rdap.arin.net/registry/entity/THEFA-3


OrgTechHandle: OPERA82-ARIN
OrgTechName:   Operations
OrgTechPhone:  +1-650-543-4800 
OrgTechEmail:  domain@facebook.com
OrgTechRef:    https://rdap.arin.net/registry/entity/OPERA82-ARIN

OrgAbuseHandle: OPERA82-ARIN
OrgAbuseName:   Operations
OrgAbusePhone:  +1-650-543-4800 
OrgAbuseEmail:  domain@facebook.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/OPERA82-ARIN

RTechHandle: OPERA82-ARIN
RTechName:   Operations
RTechPhone:  +1-650-543-4800 
RTechEmail:  domain@facebook.com
RTechRef:    https://rdap.arin.net/registry/entity/OPERA82-ARIN

RAbuseHandle: OPERA82-ARIN
RAbuseName:   Operations
RAbusePhone:  +1-650-543-4800 
RAbuseEmail:  domain@facebook.com
RAbuseRef:    https://rdap.arin.net/registry/entity/OPERA82-ARIN

RNOCHandle: OPERA82-ARIN
RNOCName:   Operations
RNOCPhone:  +1-650-543-4800 
RNOCEmail:  domain@facebook.com
RNOCRef:    https://rdap.arin.net/registry/entity/OPERA82-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

RDAP

From https://rdap.arin.net/registry/ip/66.220.155.0

Show the RDAP record
{
  "arin_originas0_originautnums": [],
  "cidr0_cidrs": [
    {
      "v4prefix": "66.220.144.0",
      "length": 20
    }
  ],
  "endAddress": "66.220.159.255",
  "entities": [
    {
      "entities": [
        {
          "events": [
            {
              "eventAction": "last changed",
              "eventDate": "2025-10-30T14:33:05-04:00"
            },
            {
              "eventAction": "registration",
              "eventDate": "2005-07-18T20:00:06-04:00"
            }
          ],
          "handle": "OPERA82-ARIN",
          "links": [
            {
              "href": "https://rdap.arin.net/registry/entity/OPERA82-ARIN",
              "rel": "self",
              "type": "application/rdap+json",
              "value": "https://rdap.arin.net/registry/ip/66.220.155.0"
            },
            {
              "href": "https://whois.arin.net/rest/poc/OPERA82-ARIN",
              "rel": "alternate",
              "type": "application/xml",
              "value": "https://rdap.arin.net/registry/ip/66.220.155.0"
            }
          ],
          "objectClassName": "entity",
          "port43": "whois.arin.net",
          "roles": [
            "technical",
            "abuse",
            "administrative"
          ],
          "status": [
            "validated"
          ],
          "vcardArray": [
            "vcard",
            [
              [
                "version",
                {},
                "text",
                "4.0"
              ],
              [
                "adr",
                {
                  "label": "1601 Willow Rd.\nMenlo Park\nCA\n94025\nUnited States"
                },
                "text",
                [
                  "",
                  "",
                  "",
                  "",
                  "",
                  "",
                  ""
                ]
              ],
              [
                "fn",
                {},
                "text",
                "Operations"
              ],
              [
                "org",
                {},
                "text",
                "Facebook"
              ],
              [
                "kind",
                {},
                "text",
                "group"
              ],
              [
                "email",
                {},
                "text",
                "noc@fb.com"
              ],
              [
                "email",
                {},
                "text",
                "domain@facebook.com"
              ],
              [
                "tel",
                {
                  "type": [
                    "work",
                    "voice"
                  ]
                },
                "text",
                "+1-650-543-4800"
              ]
            ]
          ]
        }
      ],
      "events": [
        {
          "eventAction": "last changed",
          "eventDate": "2026-07-22T01:07:11-04:00"
        },
        {
          "eventAction": "registration",
          "eventDate": "2004-08-11T14:02:21-04:00"
        }
      ],
      "handle": "THEFA-3",
      "links": [
        {
          "href": "https://rdap.arin.net/registry/entity/THEFA-3",
          "rel": "self",
          "type": "application/rdap+json",
          "value": "https://rdap.arin.net/registry/ip/66.220.155.0"
        },
        {
          "href": "https://whois.arin.net/rest/org/THEFA-3",
          "rel": "alternate",
          "type": "application/xml",
          "value": "https://rdap.arin.net/registry/ip/66.220.155.0"
        }
      ],
      "objectClassName": "entity",
      "port43": "whois.arin.net",
      "roles": [
        "registrant"
      ],
      "vcardArray": [
        "vcard",
        [
          [
            "version",
            {},
            "text",
            "4.0"
          ],
          [
            "fn",
            {},
            "text",
            "Facebook, Inc."
          ],
          [
            "adr",
            {
              "label": "1601 Willow Rd.\nMenlo Park\nCA\n94025\nUnited States"
            },
            "text",
            [
              "",
              "",
              "",
              "",
              "",
              "",
              ""
            ]
          ],
          [
            "kind",
            {},
            "text",
            "org"
          ]
        ]
      ]
    },
    {
      "events": [
        {
          "eventAction": "last changed",
          "eventDate": "2025-10-30T14:33:05-04:00"
        },
        {
          "eventAction": "registration",
          "eventDate": "2005-07-18T20:00:06-04:00"
        }
      ],
      "handle": "OPERA82-ARIN",
      "links": [
        {
          "href": "https://rdap.arin.net/registry/entity/OPERA82-ARIN",
          "rel": "self",
          "type": "application/rdap+json",
          "value": "https://rdap.arin.net/registry/ip/66.220.155.0"
        },
        {
          "href": "https://whois.arin.net/rest/poc/OPERA82-ARIN",
          "rel": "alternate",
          "type": "application/xml",
          "value": "https://rdap.arin.net/registry/ip/66.220.155.0"
        }
      ],
      "objectClassName": "entity",
      "port43": "whois.arin.net",
      "roles": [
        "technical",
        "abuse",
        "noc"
      ],
      "status": [
        "validated"
      ],
      "vcardArray": [
        "vcard",
        [
          [
            "version",
            {},
            "text",
            "4.0"
          ],
          [
            "adr",
            {
              "label": "1601 Willow Rd.\nMenlo Park\nCA\n94025\nUnited States"
            },
            "text",
            [
              "",
              "",
              "",
              "",
              "",
              "",
              ""
            ]
          ],
          [
            "fn",
            {},
            "text",
            "Operations"
          ],
          [
            "org",
            {},
            "text",
            "Facebook"
          ],
          [
            "kind",
            {},
            "text",
            "group"
          ],
          [
            "email",
            {},
            "text",
            "noc@fb.com"
          ],
          [
            "email",
            {},
            "text",
            "domain@facebook.com"
          ],
          [
            "tel",
            {
              "type": [
                "work",
                "voice"
              ]
            },
            "text",
            "+1-650-543-4800"
          ]
        ]
      ]
    }
  ],
  "events": [
    {
      "eventAction": "last changed",
      "eventDate": "2026-07-20T19:43:41-04:00"
    },
    {
      "eventAction": "registration",
      "eventDate": "2009-02-13T18:23:32-05:00"
    }
  ],
  "handle": "NET-66-220-144-0-1",
  "ipVersion": "v4",
  "links": [
    {
      "href": "https://rdap.arin.net/registry/ip/66.220.144.0",
      "rel": "self",
      "type": "application/rdap+json",
      "value": "https://rdap.arin.net/registry/ip/66.220.155.0"
    },
    {
      "href": "https://whois.arin.net/rest/net/NET-66-220-144-0-1",
      "rel": "alternate",
      "type": "application/xml",
      "value": "https://rdap.arin.net/registry/ip/66.220.155.0"
    }
  ],
  "name": "TFBNET3",
  "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/66.220.155.0"
        }
      ],
      "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/66.220.155.0"
        }
      ],
      "title": "Whois Inaccuracy Reporting"
    },
    {
      "description": [
        "Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
      ],
      "title": "Copyright Notice"
    }
  ],
  "objectClassName": "ip network",
  "parentHandle": "NET-66-0-0-0-0",
  "port43": "whois.arin.net",
  "rdapConformance": [
    "nro_rdap_profile_0",
    "rdap_level_0",
    "cidr0",
    "arin_originas0"
  ],
  "remarks": [
    {
      "description": [
        "Geofeed https://www.meta.com/peering/geofeed",
        "Geofeed https://www.meta.com/peering/geofeed_corp"
      ],
      "title": "Registration Comments"
    }
  ],
  "startAddress": "66.220.144.0",
  "status": [
    "active"
  ],
  "type": "DIRECT ALLOCATION"
}