Comcast Cable Communications, LLC
AS33660 is Comcast Cable Communications, LLC (comcast.com). It announces 2,048 IPv4 addresses in 8 prefixes, and 50 IPv6 prefixes.
United States· ARIN· allocated 2005-02-16· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States2,048 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CMCS
- name
- Comcast Cable Communications, LLC
- org
- CCCS
- org name
- Comcast Cable Communications, LLC
- org address
- 1800 Bishops Gate Blvd, Mt Laurel, NJ, 08054
- org city
- Mt Laurel
- org country
- US
- country
- US
- source
- arin
- created
- 2005-02-16
- updated
- 2021-01-25
- abuse name
- Network Abuse and Policy Observance
- abuse email
- abuse@comcast.net
- abuse phone
- +1-888-565-4329
- abuse kind
- role
- abuse city
- Mount Laurel
- abuse country
- US
- admin name
- Comcast Cable Communications Inc
- admin email
- CNIPEO-Ip-registration@cable.comcast.com
- admin phone
- +1-856-792-2300
- admin kind
- role
- admin city
- Mount Laurel
- admin country
- US
- tech name
- Comcast Cable Communications Inc
- tech email
- CNIPEO-Ip-registration@cable.comcast.com
- tech phone
- +1-856-792-2300
- tech kind
- role
- tech city
- Mount Laurel
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- 0.39%
- anyip, floppydata0.24%
- None here
- None here
- None here
- None here
- Hosting IP25612.50%
- None here
- None here
- None here
- 0.34%
- None here
- 0.20%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 50.204.89.0/24 | United States | valid | 16 | 2026-10-02 |
| 50.207.68.0/24 | United States | valid | 16 | 2026-10-02 |
| 50.222.146.0/24 | United States | valid | 16 | 2026-10-02 |
| 50.222.157.0/24 | United States | valid | 16 | 2026-10-02 |
| 50.224.25.0/24 | United States | valid | 16 | 2026-10-02 |
| 129.134.166.0/24 | United States | not found | 17 | 2026-10-02 |
| 129.134.167.0/24 | United States | not found | 17 | 2026-10-02 |
| 192.16.177.0/24 | United States | not found | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2001:559:29::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:fa::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:fb::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:20a::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:26c::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:2de::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:2e4::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:31a::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:37f::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:3b2::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:3b3::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:3c4::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:41a::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:4a7::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:4a9::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:521::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:57f::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:58c::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:5d8::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:808a::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8092::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8137::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:819d::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8282::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:82d4::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:82e8::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:831b::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8329::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:83a6::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8443::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8450::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8460::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8484::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8485::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:85e0::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:86b6::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:8782::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c0ef::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c154::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c16d::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c171::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c173::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c285::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c2e6::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c348::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c3f5::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c493::/48 | United States | valid | 17 | 2026-10-02 |
| 2001:559:c54c::/48 | United States | valid | 17 | 2026-10-02 |
| 2a03:2887:ff46::/48 | Ireland | valid | 20 | 2026-10-02 |
| 2a03:2887:ff47::/48 | Ireland | valid | 20 | 2026-10-02 |
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