$ query “AS7725” --type=asn → 1 result(s)
AS7725 — COMCAST-7725
Comcast Cable Communications LLC
AS7725 is a major transit provider registered to Comcast Cable Communications LLC, based in the United States since 1996. The network announces a respectable 10 496 IPv4 addresses. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- Pioneer — Registered before the year 2000
Basic Information
- Country
- 🇺🇸 United States
- Category
- Internet Service Provider
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- December 20, 1996
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 32 / 32
- IPv6 Prefixes (raw / aggregated)
- 127 / 120
- IPv4 Addresses
- 10 496
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /16
- Geolocated Countries
- 🇺🇸 US (32 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 10 496 total (0.00%)
Connectivity Summary
- Upstream Providers
- 2 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 63 downstream autonomous systems buying transit
- Degree
- 68 unique BGP neighbors (providers + customers + peers)
- Reach
- 117 — customer cone size measuring network influence
- Degree Rank
- #2 416
- Reach Rank
- #1 007
Upstream Providers (2)
Prefix Lists
IPv4 Prefixes (32 total)
- 72.162.44.0/22 (1 024 addresses)
- 50.205.36.0/23 (512 addresses)
- 50.224.48.0/23 (512 addresses)
- 72.162.12.0/23 (512 addresses)
- 72.162.48.0/23 (512 addresses)
- 72.162.100.0/23 (512 addresses)
- 205.167.158.0/23 (512 addresses)
- 24.104.42.0/24 (256 addresses)
- 24.104.125.0/24 (256 addresses)
- 50.200.84.0/24 (256 addresses)
- 50.200.228.0/24 (256 addresses)
- 50.201.173.0/24 (256 addresses)
- 50.201.206.0/24 (256 addresses)
- 50.201.221.0/24 (256 addresses)
- 50.204.42.0/24 (256 addresses)
- 50.204.249.0/24 (256 addresses)
- 50.205.240.0/24 (256 addresses)
- 50.207.4.0/24 (256 addresses)
- 50.220.99.0/24 (256 addresses)
- 50.220.236.0/24 (256 addresses)
- 50.225.207.0/24 (256 addresses)
- 50.232.28.0/24 (256 addresses)
- 50.233.190.0/24 (256 addresses)
- 50.234.27.0/24 (256 addresses)
- 50.235.151.0/24 (256 addresses)
- 50.238.8.0/24 (256 addresses)
- 72.162.36.0/24 (256 addresses)
- 107.0.147.0/24 (256 addresses)
- 139.181.24.0/24 (256 addresses)
- 167.136.33.0/24 (256 addresses)
- 167.183.251.0/24 (256 addresses)
- 209.23.246.0/24 (256 addresses)
IPv6 Prefixes (127 total)
- 2002::/16
- 2001:559:382::/47
- 2001:559:81c4::/47
- 2001:559:83d2::/47
- 2001:559:8456::/47
- 2001:559:850c::/47
- 2001:559:86e6::/47
- 2001:559:8712::/47
- 2001:559:5a::/48
- 2001:559:64::/48
- 2001:559:79::/48
- 2001:559:90::/48
- 2001:559:f4::/48
- 2001:559:161::/48
- 2001:559:1a1::/48
- 2001:559:1ad::/48
- 2001:559:1c8::/48
- 2001:559:1cc::/48
- 2001:559:1fe::/48
- 2001:559:21f::/48
- 2001:559:255::/48
- 2001:559:267::/48
- 2001:559:28d::/48
- 2001:559:325::/48
- 2001:559:36b::/48
- 2001:559:38b::/48
- 2001:559:396::/48
- 2001:559:3cd::/48
- 2001:559:3db::/48
- 2001:559:406::/48
- 2001:559:422::/48
- 2001:559:448::/48
- 2001:559:46e::/48
- 2001:559:471::/48
- 2001:559:4e0::/48
- 2001:559:506::/48
- 2001:559:52d::/48
- 2001:559:547::/48
- 2001:559:579::/48
- 2001:559:59e::/48
- 2001:559:5d0::/48
- 2001:559:701::/48
- 2001:559:71a::/48
- 2001:559:75d::/48
- 2001:559:76d::/48
- 2001:559:7d4::/48
- 2001:559:7fd::/48
- 2001:559:800d::/48
- 2001:559:805d::/48
- 2001:559:80c9::/48