AS21508
Comcast Cable Communications, LLC
Scanned 3h 54m ago
📋 Summary
IP address summary information| Name | Comcast Cable Communications, LLC |
| IPv4 addresses | 70K |
| IPv6 addresses | ~2^86 |
| ASN type | Transit |
| Registry | ARIN |
| Allocated | May 16, 2001 |
| Updated | Jan 25, 2021 |
📊 IP Ranges
IPv4: 17 | IPv6: 61Prefix data from RIPE Stat / RIR allocation records.
📄 WHOIS
ARIN| Handle | AS21508 |
| Name | COMCAST-21508 |
| Organization | Comcast Cable Communications, LLC |
| Status | active |
| Allocated | May 16, 2001 |
| Updated | Jan 25, 2021 |
Contacts
| Registrant | Comcast Cable Communications, LLC |
| Address | 1800 Bishops Gate Blvd Mt Laurel NJ 08054 United States |
Source: ARIN
🔗 Peers
0 peers for this ASNNo peers found.
⬆️ Upstreams
1 upstream| ASN | Name |
|---|---|
| AS7922 | Comcast Cable Communications, LLC |
Upstream data from RIPE Stat routing history.
⬇️ Downstreams
47 downstreams| ASN | Name | Country |
|---|---|---|
| AS10794 | Bank of America, National Association | - |
| AS11679 | Stihl Inc. | - |
| AS11739 | Digital Fortress, Inc. | - |
| AS13335 | Cloudflare, Inc. | - |
| AS14583 | Virginia Information Technologies Agency (VITA) | - |
| AS15173 | Newmarket Corporation | - |
| AS15297 | EPLUS, Inc. | - |
| AS17381 | Williams-Sonoma | - |
| AS18773 | County of Henrico | - |
| AS19404 | Quest | - |
| AS19923 | Shenandoah University | - |
| AS22274 | Standard Motor Products, Inc | - |
| AS23209 | Virginia Housing Development Authority | - |
| AS27326 | VCU HEALTH SYSTEM AUTHORITY | - |
| AS27341 | Gannet Fleming, Inc. | - |
| AS30299 | THE MARTIN AGENCY | HQ |
| AS32540 | HP Hood | - |
| AS36040 | Google LLC | - |
| AS36244 | Shenandoah Valley Electric Cooperative | - |
| AS36364 | Mary Washington Hospital, Inc. | - |
| AS393591 | Gamewood Technology Group, Inc. | - |
| AS393613 | Virginia Credit Union, Inc. | - |
| AS394058 | Telos Corporation | - |
| AS394276 | TurnAround Factor, Inc. | - |
| AS395441 | EdgeConneX, INC | - |
| AS395527 | Not available | - |
| AS395772 | Augusta Health Care, Inc | - |
| AS396083 | Framatome Inc. | - |
| AS396452 | Loudoun Water | - |
| AS397039 | WorldStrides | - |
| AS397190 | WSP | - |
| AS397483 | UNIVERSAL HEALTH SERVICES | - |
| AS398475 | Drilling Info Inc. | - |
| AS399099 | petersburg city public schools | - |
| AS399232 | Seton Home Study School | - |
| AS399607 | Louisa County Public Schools | VA |
| AS399938 | Berkshire Hathaway Energy Company | - |
| AS400114 | Apogee Telecom Inc. | - |
| AS402549 | Terraservers | - |
| AS40641 | MGW Telephone Company, Inc. | - |
| AS46643 | Virginia College Savings Plan | - |
| AS54113 | Fastly, Inc. | - |
| AS54219 | Matthews International Corporation | - |
| AS54391 | Crutchfield New Media LLC | - |
| AS54883 | City of Richmond, Virginia | - |
| AS62971 | County of Chesterfield | VA |
| AS63468 | Infinitt North America, Inc. | - |
🔒 RPKI / ROA
Source: rpki.zorn.ltd| Prefix | Origin ASN | Max Length | Validity |
|---|---|---|---|
| 50.217.207.0/24 | AS21508 | /24 | ✓ Valid |
| 173.242.174.0/24 | AS21508 | /24 | Not Found |
| 157.240.147.0/24 | AS21508 | /24 | Not Found |
| 50.217.1.0/24 | AS21508 | /24 | ✓ Valid |
| 50.229.114.0/24 | AS21508 | /24 | ✓ Valid |
| 50.235.34.0/24 | AS21508 | /24 | ✓ Valid |
| 50.229.113.0/24 | AS21508 | /24 | ✓ Valid |
| 50.216.229.0/24 | AS21508 | /24 | ✓ Valid |
| 198.90.112.0/22 | AS21508 | /22 | Not Found |
| 141.104.0.0/16 | AS21508 | /16 | Not Found |
| 50.218.47.0/24 | AS21508 | /24 | ✓ Valid |
| 205.223.19.0/24 | AS21508 | /24 | Not Found |
| 50.205.217.0/24 | AS21508 | /24 | ✓ Valid |
| 204.194.47.0/24 | AS21508 | /24 | Not Found |
| 157.240.148.0/24 | AS21508 | /24 | Not Found |
| 50.228.113.0/24 | AS21508 | /24 | ✓ Valid |
| 50.204.101.0/24 | AS21508 | /24 | ✓ Valid |
RPKI validation powered by rpki.zorn.ltd (Routinator).