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IP address details
AS21508
Comcast Cable Communications, LLC·
IP address details
AS21508
Comcast Cable Communications, LLC·
- Summary
- Prefixes
- Peers
- Upstream
- Downstream
- Graphs
- World Map
- WHOIS Details
- IX
Summary
- As NumberAS21508
- Org NameComcast Cable Communications, LLC
- Country
- Country Code
- Website
- Regional RegistryIANA
- Allocated Date16th May 2001
- Allocated StatusAssigned
- Ipv4 Prefixes20
- Ipv6 Prefixes68
- Ipv4 Peers48
- Ipv6 Peers5
- Ipv4 Upstreams1
- Ipv6 Upstreams1
Prefixes
There are 20 IPv4 Prefixes for this ASN.
Country | Announced Prefix | Description | Parent Prefix | RIR |
|---|---|---|---|---|
| United States | 141.104.0.0/16 | Virginia Department of Education | -- | ARIN |
| United States | 157.240.147.0/24 | Facebook, Inc. | 157.240.0.0/16 | ARIN |
| United States | 157.240.148.0/24 | Facebook, Inc. | 157.240.0.0/16 | ARIN |
| United States | 173.242.174.0/24 | County of Henrico | 173.242.160.0/20 | ARIN |
| United States | 198.90.112.0/22 | WhiteSky Communications, LLC. | 198.90.96.0/19 | ARIN |
| United States | 204.194.47.0/24 | Va. Dept. of Rehabilitative Services | 204.194.40.0/21 | ARIN |
| United States | 205.223.19.0/24 | Virginia State Lottery Department | 205.223.16.0/20 | ARIN |
| United States | 50.204.101.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.205.217.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.216.229.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.217.1.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.217.207.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.218.47.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.219.12.0/22 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.220.111.0/24 | Custom Computers | 50.128.0.0/9 | ARIN |
| United States | 50.227.24.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.228.113.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.229.113.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.229.114.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.235.34.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
- 1
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
Peers
There are 48 IPv4 Peers for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS10794 | false | ||
| AS11679 | Stihl Inc. | false | |
| AS11739 | Digital Fortress, Inc. | false | |
| AS13335 | true | ||
| AS13952 | New College Institute | false | |
| AS14583 | Virginia Information Technologies Agency (VITA) | false | |
| AS15173 | Newmarket Corporation | false | |
| AS15297 | EPLUS, Inc. | false | |
| AS17381 | Williams-Sonoma | false | |
| AS18773 | County of Henrico | false | |
| AS19923 | Shenandoah University | false | |
| AS2134 | false | ||
| AS22274 | Standard Motor Products, Inc | false | |
| AS23209 | Virginia Housing Development Authority | false | |
| AS27326 | VCU HEALTH SYSTEM AUTHORITY | false | |
| AS27341 | Gannet Fleming, Inc. | false | |
| AS30299 | THE MARTIN AGENCY | false | |
| AS32540 | HP Hood | false | |
| AS36244 | Shenandoah Valley Electric Cooperative | false | |
| AS36364 | Mary Washington Hospital, Inc. | false |
- 1
- 2
- 3
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
Upstream
There are 1 IPv4 Upstreams for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS7922 | Comcast Cable Communications, LLC | true |
- 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
Downstream
There are 47 IPv4 Downstreams for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS10794 | false | ||
| AS11679 | Stihl Inc. | false | |
| AS11739 | Digital Fortress, Inc. | false | |
| AS13335 | true | ||
| AS13952 | New College Institute | false | |
| AS14583 | Virginia Information Technologies Agency (VITA) | false | |
| AS15173 | Newmarket Corporation | false | |
| AS15297 | EPLUS, Inc. | false | |
| AS17381 | Williams-Sonoma | false | |
| AS18773 | County of Henrico | false | |
| AS19923 | Shenandoah University | false | |
| AS2134 | false | ||
| AS22274 | Standard Motor Products, Inc | false | |
| AS23209 | Virginia Housing Development Authority | false | |
| AS27326 | VCU HEALTH SYSTEM AUTHORITY | false | |
| AS27341 | Gannet Fleming, Inc. | false | |
| AS30299 | THE MARTIN AGENCY | false | |
| AS32540 | HP Hood | false | |
| AS36244 | Shenandoah Valley Electric Cooperative | false | |
| AS36364 | Mary Washington Hospital, Inc. | false |
- 1
- 2
- 3
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
Graphs
World Map
WHOIS Details
#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#
ASNumber: 21508
ASName: COMCAST-21508
ASHandle: AS21508
RegDate: 2001-05-16
Updated: 2021-01-25
Ref: https://rdap.arin.net/registry/autnum/21508
OrgName: Comcast Cable Communications, LLC
OrgId: CCCS
Address: 1800 Bishops Gate Blvd
City: Mt Laurel
StateProv: NJ
PostalCode: 08054
Country: US
RegDate: 2001-09-18
Updated: 2020-11-18
Ref: https://rdap.arin.net/registry/entity/CCCS
OrgRoutingHandle: ROUTI25-ARIN
OrgRoutingName: Routing
OrgRoutingPhone: +1-856-792-2300
OrgRoutingEmail: [email protected]
OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI25-ARIN
OrgAbuseHandle: NAPO-ARIN
OrgAbuseName: Network Abuse and Policy Observance
OrgAbusePhone: +1-888-565-4329
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/NAPO-ARIN
OrgTechHandle: IC161-ARIN
OrgTechName: Comcast Cable Communications Inc
OrgTechPhone: +1-856-792-2300
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/IC161-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#
ASNumber: 21508
ASName: COMCAST-21508
ASHandle: AS21508
RegDate: 2001-05-16
Updated: 2021-01-25
Ref: https://rdap.arin.net/registry/autnum/21508
OrgName: Comcast Cable Communications, LLC
OrgId: CCCS
Address: 1800 Bishops Gate Blvd
City: Mt Laurel
StateProv: NJ
PostalCode: 08054
Country: US
RegDate: 2001-09-18
Updated: 2020-11-18
Ref: https://rdap.arin.net/registry/entity/CCCS
OrgRoutingHandle: ROUTI25-ARIN
OrgRoutingName: Routing
OrgRoutingPhone: +1-856-792-2300
OrgRoutingEmail: [email protected]
OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI25-ARIN
OrgAbuseHandle: NAPO-ARIN
OrgAbuseName: Network Abuse and Policy Observance
OrgAbusePhone: +1-888-565-4329
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/NAPO-ARIN
OrgTechHandle: IC161-ARIN
OrgTechName: Comcast Cable Communications Inc
OrgTechPhone: +1-856-792-2300
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/IC161-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
IX
Country | IX | IPv4 | IPv6 | Port Speed |
|---|---|---|---|---|
暂无数据 | ||||
- 1
Country | IX | IPv4 | IPv6 | Port Speed |
|---|---|---|---|---|
暂无数据 | ||||
- 1
Search
IP address details
AS21508
Comcast Cable Communications, LLC·
IP address details
AS21508
Comcast Cable Communications, LLC·
Summary
- As NumberAS21508
- Org NameComcast Cable Communications, LLC
- Country
- Country Code
- Website
- Regional RegistryIANA
- Allocated Date16th May 2001
- Allocated StatusAssigned
- Ipv4 Prefixes20
- Ipv6 Prefixes68
- Ipv4 Peers48
- Ipv6 Peers5
- Ipv4 Upstreams1
- Ipv6 Upstreams1
Prefixes
There are 20 IPv4 Prefixes for this ASN.
Country | Announced Prefix | Description | Parent Prefix | RIR |
|---|---|---|---|---|
| United States | 141.104.0.0/16 | Virginia Department of Education | -- | ARIN |
| United States | 157.240.147.0/24 | Facebook, Inc. | 157.240.0.0/16 | ARIN |
| United States | 157.240.148.0/24 | Facebook, Inc. | 157.240.0.0/16 | ARIN |
| United States | 173.242.174.0/24 | County of Henrico | 173.242.160.0/20 | ARIN |
| United States | 198.90.112.0/22 | WhiteSky Communications, LLC. | 198.90.96.0/19 | ARIN |
| United States | 204.194.47.0/24 | Va. Dept. of Rehabilitative Services | 204.194.40.0/21 | ARIN |
| United States | 205.223.19.0/24 | Virginia State Lottery Department | 205.223.16.0/20 | ARIN |
| United States | 50.204.101.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.205.217.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.216.229.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.217.1.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.217.207.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.218.47.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.219.12.0/22 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.220.111.0/24 | Custom Computers | 50.128.0.0/9 | ARIN |
| United States | 50.227.24.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.228.113.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.229.113.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.229.114.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
| United States | 50.235.34.0/24 | Comcast Cable Communications, LLC | 50.128.0.0/9 | ARIN |
- 1
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
Peers
There are 48 IPv4 Peers for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS10794 | false | ||
| AS11679 | Stihl Inc. | false | |
| AS11739 | Digital Fortress, Inc. | false | |
| AS13335 | true | ||
| AS13952 | New College Institute | false | |
| AS14583 | Virginia Information Technologies Agency (VITA) | false | |
| AS15173 | Newmarket Corporation | false | |
| AS15297 | EPLUS, Inc. | false | |
| AS17381 | Williams-Sonoma | false | |
| AS18773 | County of Henrico | false | |
| AS19923 | Shenandoah University | false | |
| AS2134 | false | ||
| AS22274 | Standard Motor Products, Inc | false | |
| AS23209 | Virginia Housing Development Authority | false | |
| AS27326 | VCU HEALTH SYSTEM AUTHORITY | false | |
| AS27341 | Gannet Fleming, Inc. | false | |
| AS30299 | THE MARTIN AGENCY | false | |
| AS32540 | HP Hood | false | |
| AS36244 | Shenandoah Valley Electric Cooperative | false | |
| AS36364 | Mary Washington Hospital, Inc. | false |
- 1
- 2
- 3
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
Upstream
There are 1 IPv4 Upstreams for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS7922 | Comcast Cable Communications, LLC | true |
- 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
Downstream
There are 47 IPv4 Downstreams for this ASN.
Country | ASN | Description | IPv6 |
|---|---|---|---|
| AS10794 | false | ||
| AS11679 | Stihl Inc. | false | |
| AS11739 | Digital Fortress, Inc. | false | |
| AS13335 | true | ||
| AS13952 | New College Institute | false | |
| AS14583 | Virginia Information Technologies Agency (VITA) | false | |
| AS15173 | Newmarket Corporation | false | |
| AS15297 | EPLUS, Inc. | false | |
| AS17381 | Williams-Sonoma | false | |
| AS18773 | County of Henrico | false | |
| AS19923 | Shenandoah University | false | |
| AS2134 | false | ||
| AS22274 | Standard Motor Products, Inc | false | |
| AS23209 | Virginia Housing Development Authority | false | |
| AS27326 | VCU HEALTH SYSTEM AUTHORITY | false | |
| AS27341 | Gannet Fleming, Inc. | false | |
| AS30299 | THE MARTIN AGENCY | false | |
| AS32540 | HP Hood | false | |
| AS36244 | Shenandoah Valley Electric Cooperative | false | |
| AS36364 | Mary Washington Hospital, Inc. | false |
- 1
- 2
- 3
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
Graphs
World Map
WHOIS Details
#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#
ASNumber: 21508
ASName: COMCAST-21508
ASHandle: AS21508
RegDate: 2001-05-16
Updated: 2021-01-25
Ref: https://rdap.arin.net/registry/autnum/21508
OrgName: Comcast Cable Communications, LLC
OrgId: CCCS
Address: 1800 Bishops Gate Blvd
City: Mt Laurel
StateProv: NJ
PostalCode: 08054
Country: US
RegDate: 2001-09-18
Updated: 2020-11-18
Ref: https://rdap.arin.net/registry/entity/CCCS
OrgRoutingHandle: ROUTI25-ARIN
OrgRoutingName: Routing
OrgRoutingPhone: +1-856-792-2300
OrgRoutingEmail: [email protected]
OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI25-ARIN
OrgAbuseHandle: NAPO-ARIN
OrgAbuseName: Network Abuse and Policy Observance
OrgAbusePhone: +1-888-565-4329
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/NAPO-ARIN
OrgTechHandle: IC161-ARIN
OrgTechName: Comcast Cable Communications Inc
OrgTechPhone: +1-856-792-2300
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/IC161-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#
ASNumber: 21508
ASName: COMCAST-21508
ASHandle: AS21508
RegDate: 2001-05-16
Updated: 2021-01-25
Ref: https://rdap.arin.net/registry/autnum/21508
OrgName: Comcast Cable Communications, LLC
OrgId: CCCS
Address: 1800 Bishops Gate Blvd
City: Mt Laurel
StateProv: NJ
PostalCode: 08054
Country: US
RegDate: 2001-09-18
Updated: 2020-11-18
Ref: https://rdap.arin.net/registry/entity/CCCS
OrgRoutingHandle: ROUTI25-ARIN
OrgRoutingName: Routing
OrgRoutingPhone: +1-856-792-2300
OrgRoutingEmail: [email protected]
OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI25-ARIN
OrgAbuseHandle: NAPO-ARIN
OrgAbuseName: Network Abuse and Policy Observance
OrgAbusePhone: +1-888-565-4329
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/NAPO-ARIN
OrgTechHandle: IC161-ARIN
OrgTechName: Comcast Cable Communications Inc
OrgTechPhone: +1-856-792-2300
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/IC161-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
IX
Country | IX | IPv4 | IPv6 | Port Speed |
|---|---|---|---|---|
暂无数据 | ||||
- 1
Country | IX | IPv4 | IPv6 | Port Speed |
|---|---|---|---|---|
暂无数据 | ||||
- 1
