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Comcast Cable Communications, LLC logo

Comcast Cable Communications, LLC

🇺🇸 United States

The ASN (Autonomous System Number) is a unique number assigned to an autonomous system, used to identify the network. ASN

AS21508

The RIR (Regional Internet Registry) is the organization responsible for managing ASN allocation in a specific region. RIR

ARIN

The type of ASN. Can be business, isp, hosting, government, or education. Type

isp

Website

comcast.net

Related ASNs have the same name or website. Related

AS7016 AS33652 AS33661 AS33491 AS33657 AS33489 AS33660 AS396019 AS20214 AS395980 AS13367 AS33662 AS33666 AS22711 AS7922 AS396017 AS14042 AS33667 AS396415 AS33651 AS22909 AS33490 AS33659 AS132401 AS21937 AS22258 AS46685 AS7725 AS395974 AS395976 AS33668 AS33650 AS33287 AS7015 AS36732 AS16748 AS396021

IPv4 CIDRs

22

IPv4 addresses

72448

IPv6 CIDRs

82

IPv6 addresses

5373952

Upstreams are networks that provide transit to this ASN. Upstreams (1)

AS7922 Comcast Cable Communications, LLC logo Comcast Cable Communications, LLC

Downstreams are networks that receive transit from this ASN. Downstreams (44)

AS397039 WorldStrides logo WorldStrides
AS399607 Louisa County Public Schools logo Louisa County Public Schools
AS393613 Virginia Credit Union, Inc. logo Virginia Credit Union, Inc.
AS18773 County of Henrico logo County of Henrico
AS36364 Mary Washington Hospital, Inc. logo Mary Washington Hospital, Inc.
View more
AS15297 EPLUS, Inc. logo EPLUS, Inc.
AS10794 Bank of America, National Association logo Bank of America, National Association
AS400114 Apogee Telecom Inc. logo Apogee Telecom Inc.
AS393591 Gamewood Technology Group, Inc. logo Gamewood Technology Group, Inc.
AS395772 Augusta Health Care, Inc logo Augusta Health Care, Inc
AS27341 Gannet Fleming, Inc. logo Gannet Fleming, Inc.
AS22274 Standard Motor Products, Inc logo Standard Motor Products, Inc
AS54219 Matthews International Corporation logo Matthews International Corporation
AS19923 Shenandoah University logo Shenandoah University
AS394058 Telos Corporation logo Telos Corporation
AS46643 Virginia College Savings Plan logo Virginia College Savings Plan
AS13952 New College Institute logo New College Institute
AS393415 LITTLER MENDELSON, P.C. logo LITTLER MENDELSON, P.C.
AS395527 -
AS32540 HP Hood logo HP Hood
AS36244 Shenandoah Valley Electric Cooperative logo Shenandoah Valley Electric Cooperative
AS11679 Stihl Inc. logo Stihl Inc.
AS14583 Virginia Information Technologies Agency (VITA) logo Virginia Information Technologies Agency (VITA)
AS40641 MGW Telephone Company, Inc. logo MGW Telephone Company, Inc.
AS23209 Virginia Housing Development Authority logo Virginia Housing Development Authority
AS54391 Crutchfield New Media LLC logo Crutchfield New Media LLC
AS15173 Newmarket Corporation logo Newmarket Corporation
AS397190 WSP logo WSP
AS30299 THE MARTIN AGENCY logo THE MARTIN AGENCY
AS396452 Loudoun Water logo Loudoun Water
AS62971 County of Chesterfield logo County of Chesterfield
AS54883 City of Richmond, Virginia logo City of Richmond, Virginia
AS13335 Cloudflare, Inc. logo Cloudflare, Inc.
AS2134 Santander Global Technology, S.L.U logo Santander Global Technology, S.L.U
AS399099 petersburg city public schools logo petersburg city public schools
AS40400 Middletown Data Center logo Middletown Data Center
AS63468 Infinitt North America, Inc. logo Infinitt North America, Inc.
AS17381 Williams-Sonoma logo Williams-Sonoma
AS11739 Digital Fortress, Inc. logo Digital Fortress, Inc.
AS398475 Drilling Info Inc. logo Drilling Info Inc.
AS397483 UNIVERSAL HEALTH SERVICES logo UNIVERSAL HEALTH SERVICES
AS396083 Framatome Inc. logo Framatome Inc.
AS40485 SANDY SPRING BANK logo SANDY SPRING BANK
AS393861 Inova Health System Foundation logo Inova Health System Foundation

Peers are networks that exchange traffic with this ASN. Peers (45)

AS22274 Standard Motor Products, Inc logo Standard Motor Products, Inc
AS54391 Crutchfield New Media LLC logo Crutchfield New Media LLC
AS63468 Infinitt North America, Inc. logo Infinitt North America, Inc.
AS10794 Bank of America, National Association logo Bank of America, National Association
AS40400 Middletown Data Center logo Middletown Data Center
View more
AS13335 Cloudflare, Inc. logo Cloudflare, Inc.
AS7922 Comcast Cable Communications, LLC logo Comcast Cable Communications, LLC
AS11739 Digital Fortress, Inc. logo Digital Fortress, Inc.
AS2134 Santander Global Technology, S.L.U logo Santander Global Technology, S.L.U
AS396452 Loudoun Water logo Loudoun Water
AS398475 Drilling Info Inc. logo Drilling Info Inc.
AS397190 WSP logo WSP
AS393861 Inova Health System Foundation logo Inova Health System Foundation
AS393415 LITTLER MENDELSON, P.C. logo LITTLER MENDELSON, P.C.
AS15297 EPLUS, Inc. logo EPLUS, Inc.
AS62971 County of Chesterfield logo County of Chesterfield
AS36244 Shenandoah Valley Electric Cooperative logo Shenandoah Valley Electric Cooperative
AS32540 HP Hood logo HP Hood
AS393613 Virginia Credit Union, Inc. logo Virginia Credit Union, Inc.
AS46643 Virginia College Savings Plan logo Virginia College Savings Plan
AS30299 THE MARTIN AGENCY logo THE MARTIN AGENCY
AS13952 New College Institute logo New College Institute
AS399607 Louisa County Public Schools logo Louisa County Public Schools
AS23209 Virginia Housing Development Authority logo Virginia Housing Development Authority
AS54883 City of Richmond, Virginia logo City of Richmond, Virginia
AS11679 Stihl Inc. logo Stihl Inc.
AS397483 UNIVERSAL HEALTH SERVICES logo UNIVERSAL HEALTH SERVICES
AS394058 Telos Corporation logo Telos Corporation
AS399099 petersburg city public schools logo petersburg city public schools
AS19923 Shenandoah University logo Shenandoah University
AS15173 Newmarket Corporation logo Newmarket Corporation
AS400114 Apogee Telecom Inc. logo Apogee Telecom Inc.
AS27341 Gannet Fleming, Inc. logo Gannet Fleming, Inc.
AS395527 -
AS18773 County of Henrico logo County of Henrico
AS54219 Matthews International Corporation logo Matthews International Corporation
AS17381 Williams-Sonoma logo Williams-Sonoma
AS40641 MGW Telephone Company, Inc. logo MGW Telephone Company, Inc.
AS14583 Virginia Information Technologies Agency (VITA) logo Virginia Information Technologies Agency (VITA)
AS40485 SANDY SPRING BANK logo SANDY SPRING BANK
AS393591 Gamewood Technology Group, Inc. logo Gamewood Technology Group, Inc.
AS396083 Framatome Inc. logo Framatome Inc.
AS36364 Mary Washington Hospital, Inc. logo Mary Washington Hospital, Inc.
AS395772 Augusta Health Care, Inc logo Augusta Health Care, Inc
AS397039 WorldStrides logo WorldStrides

IPv6 CIDRs (82)

2001:559:8a::/48
2001:559:c0::/48
2001:559:f7::/48
2001:559:220::/48
2001:559:243::/48
View more
2001:559:280::/48
2001:559:37d::/48
2001:559:39d::/48
2001:559:3ac::/48
2001:559:3b9::/48
2001:559:3c8::/48
2001:559:40a::/48
2001:559:49a::/48
2001:559:49b::/48
2001:559:4b6::/48
2001:559:53c::/48
2001:559:54c::/48
2001:559:5bb::/48
2001:559:5c9::/48
2001:559:5da::/48
2001:559:5db::/48
2001:559:720::/48
2001:559:72b::/48
2001:559:73c::/48
2001:559:76b::/48
2001:559:788::/48
2001:559:78a::/48
2001:559:79d::/48
2001:559:79e::/48
2001:559:7a7::/48
2001:559:7db::/48
2001:559:7e8::/48
2001:559:804c::/48
2001:559:8060::/48
2001:559:81bf::/48
2001:559:81d7::/48
2001:559:81d8::/48
2001:559:8201::/48
2001:559:822a::/48
2001:559:824b::/48
2001:559:82fd::/48
2001:559:833e::/48
2001:559:8358::/48
2001:559:8416::/48
2001:559:841c::/48
2001:559:8445::/48
2001:559:84a7::/48
2001:559:8535::/48
2001:559:85c1::/48
2001:559:85ff::/48
2001:559:8604::/48
2001:559:871a::/48
2001:559:875f::/48
2001:559:8773::/48
2001:559:87b2::/48
2001:559:87e8::/48
2001:559:c071::/48
2001:559:c0f6::/48
2001:559:c0f7::/48
2001:559:c0fa::/48
2001:559:c10a::/48
2001:559:c174::/48
2001:559:c1a5::/48
2001:559:c1ca::/48
2001:559:c28f::/48
2001:559:c290::/48
2001:559:c2a5::/48
2001:559:c2a7::/48
2001:559:c2ae::/48
2001:559:c344::/48
2001:559:c3cf::/48
2001:559:c3e9::/48
2001:559:c458::/48
2001:559:c45f::/48
2001:559:c460::/48
2001:559:c495::/48
2001:559:c4c8::/48
2001:559:c4c9::/48
2001:559:c4db::/48
2001:559:c4f6::/48
2001:559:c515::/48
2001:559:c538::/48

Location

City

Mt Laurel

Country

🇺🇸 United States

Coordinates

37.09024, -95.71289

Timezone

-

We transparently share the different sources used to determine a likely location for this IP address. Source

whois

Abuse

Email

abuse@comcast.net

Phone

+1-888-565-4329

Query via the API View API documentation

curl iplib.re/AS21508

JSON response

{
  "network": {
    "rir": "ARIN",
    "asn": 21508,
    "name": "Comcast Cable Communications, LLC",
    "type": "isp",
    "website": "comcast.net",
    "related": [
      7016,
      33652,
      33661,
      33491,
      33657,
      33489,
      33660,
      396019,
      20214,
      395980,
      13367,
      33662,
      33666,
      22711,
      7922,
      396017,
      14042,
      33667,
      396415,
      33651,
      22909,
      33490,
      33659,
      132401,
      21937,
      22258,
      46685,
      7725,
      395974,
      395976,
      33668,
      33650,
      33287,
      7015,
      36732,
      16748,
      396021
    ]
  },
  "connectivity": {
    "upstreams": [
      7922
    ],
    "downstreams": [
      397039,
      399607,
      393613,
      18773,
      36364
    ],
    "peers": [
      22274,
      54391,
      63468,
      10794,
      40400
    ]
  },
  "location": {
    "latitude": 37.09024,
    "longitude": -95.71289,
    "country": "US",
    "city": "Mt Laurel",
    "source": "whois"
  },
  "abuse": {
    "email": "abuse@comcast.net",
    "phone": "+1-888-565-4329"
  },
  "ipv4": {
    "ranges": [
      "50.204.101.0/24",
      "50.205.217.0/24",
      "50.216.229.0/24",
      "50.217.1.0/24",
      "50.217.207.0/24"
    ],
    "cidrs": 22,
    "ips": 72448
  },
  "ipv6": {
    "ranges": [
      "2001:559:8a::/48",
      "2001:559:c0::/48",
      "2001:559:f7::/48",
      "2001:559:220::/48",
      "2001:559:243::/48"
    ],
    "cidrs": 82,
    "ips": 5373952
  }
}