$ query “AS7922” --type=asn → 1 result(s)
AS7922 — COMCAST-7922 (COMCAST-7922 📺)
Comcast Cable Communications LLC
AS7922 is a major transit provider run by Comcast Cable Communications LLC, established in the United States in 1997. The network announces a whopping 68.1 million IPv4 addresses (1.84% of routable IPv4 space), including a /8. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- Space Overlord — Over 10 million IPv4 addresses
- #39 by Reach — Top 100 by customer cone size
- #10 in United States — Top 10 by reach within country
- 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
- February 14, 1997
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 150 / 132
- IPv6 Prefixes (raw / aggregated)
- 5 / 5
- IPv4 Addresses
- 68 058 624
- Largest IPv4 Prefix
- /8 (16 777 216 addresses)
- Largest IPv6 Prefix
- /20
- Geolocated Countries
- 🇺🇸 US (264 IPs), 🇦🇺 AU (3 IPs), 🇯🇵 JP (1 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 662 flagged IPs out of 68 058 624 total (0.00%)
- Tor Exit Nodes
- 1 known Tor exit nodes in this network
- Open Proxies
- 16 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 2 upstream autonomous systems providing transit
- Peers
- 42 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 103 downstream autonomous systems buying transit
- Degree
- 151 unique BGP neighbors (providers + customers + peers)
- Reach
- 41 194 — customer cone size measuring network influence
- Degree Rank
- #952
- Reach Rank
- #39
- Country Rank
- #10
Upstream Providers (2)
Prefix Lists
IPv4 Prefixes (150 total)
- 73.0.0.0/8 (16 777 216 addresses)
- 50.128.0.0/9 (8 388 608 addresses)
- 98.192.0.0/10 (4 194 304 addresses)
- 67.160.0.0/11 (2 097 152 addresses)
- 68.32.0.0/11 (2 097 152 addresses)
- 76.96.0.0/11 (2 097 152 addresses)
- 76.128.0.0/11 (2 097 152 addresses)
- 96.64.0.0/11 (2 097 152 addresses)
- 96.128.0.0/11 (2 097 152 addresses)
- 96.192.0.0/11 (2 097 152 addresses)
- 98.32.0.0/11 (2 097 152 addresses)
- 174.160.0.0/11 (2 097 152 addresses)
- 24.0.0.0/12 (1 048 576 addresses)
- 69.240.0.0/12 (1 048 576 addresses)
- 71.192.0.0/12 (1 048 576 addresses)
- 71.224.0.0/12 (1 048 576 addresses)
- 74.16.0.0/12 (1 048 576 addresses)
- 76.16.0.0/12 (1 048 576 addresses)
- 96.96.0.0/12 (1 048 576 addresses)
- 174.48.0.0/12 (1 048 576 addresses)
- 184.112.0.0/12 (1 048 576 addresses)
- 24.16.0.0/13 (524 288 addresses)
- 68.80.0.0/13 (524 288 addresses)
- 69.136.0.0/13 (524 288 addresses)
- 71.56.0.0/13 (524 288 addresses)
- 75.64.0.0/13 (524 288 addresses)
- 75.144.0.0/13 (524 288 addresses)
- 96.112.0.0/13 (524 288 addresses)
- 173.8.0.0/13 (524 288 addresses)
- 173.160.0.0/13 (524 288 addresses)
- 23.68.0.0/14 (262 144 addresses)
- 24.60.0.0/14 (262 144 addresses)
- 50.76.0.0/14 (262 144 addresses)
- 70.88.0.0/14 (262 144 addresses)
- 71.24.0.0/14 (262 144 addresses)
- 74.92.0.0/14 (262 144 addresses)
- 96.120.0.0/14 (262 144 addresses)
- 107.0.0.0/14 (262 144 addresses)
- 162.148.0.0/14 (262 144 addresses)
- 184.108.0.0/14 (262 144 addresses)
- 23.24.0.0/15 (131 072 addresses)
- 23.30.0.0/15 (131 072 addresses)
- 24.98.0.0/15 (131 072 addresses)
- 24.126.0.0/15 (131 072 addresses)
- 24.130.0.0/15 (131 072 addresses)
- 66.30.0.0/15 (131 072 addresses)
- 66.176.0.0/15 (131 072 addresses)
- 69.180.0.0/15 (131 072 addresses)
- 75.72.0.0/15 (131 072 addresses)
- 107.4.0.0/15 (131 072 addresses)
IPv6 Prefixes (5 total)
- 2601::/20
- 2603:2000::/20
- 2603:3000::/24
- 2001:558::/29
- 2620:fd:8000::/48