$ query “AS7843” --type=asn → 1 result(s)
AS7843 — TWC-7843-BB
Charter Communications Inc
AS7843 is a mid-size transit provider operated by Charter Communications Inc, based in the United States since 1997. The network announces an impressive 2.1 million IPv4 addresses, including a /12. 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
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- January 23, 1997
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 170 / 77
- IPv6 Prefixes (raw / aggregated)
- 13 / 8
- IPv4 Addresses
- 2 087 936
- Largest IPv4 Prefix
- /12 (1 048 576 addresses)
- Largest IPv6 Prefix
- /31
- Geolocated Countries
- 🇺🇸 US (81 IPs), 🇦🇪 AE (9 IPs), 🇬🇧 GB (2 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 2 087 936 total (0.00%)
Connectivity Summary
- Upstream Providers
- 6 upstream autonomous systems providing transit
- Peers
- 35 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 25 downstream autonomous systems buying transit
- Degree
- 69 unique BGP neighbors (providers + customers + peers)
- Reach
- 1 151 — customer cone size measuring network influence
- Degree Rank
- #2 393
- Reach Rank
- #659
Upstream Providers (6)
Prefix Lists
IPv4 Prefixes (170 total)
- 71.64.0.0/12 (1 048 576 addresses)
- 107.8.0.0/13 (524 288 addresses)
- 173.196.0.0/15 (131 072 addresses)
- 66.61.0.0/16 (65 536 addresses)
- 69.134.0.0/16 (65 536 addresses)
- 24.92.0.0/17 (32 768 addresses)
- 76.178.0.0/17 (32 768 addresses)
- 69.76.64.0/18 (16 384 addresses)
- 76.89.0.0/18 (16 384 addresses)
- 76.178.128.0/18 (16 384 addresses)
- 24.30.192.0/19 (8 192 addresses)
- 64.183.128.0/19 (8 192 addresses)
- 65.28.192.0/19 (8 192 addresses)
- 67.48.96.0/19 (8 192 addresses)
- 69.76.0.0/19 (8 192 addresses)
- 72.129.192.0/19 (8 192 addresses)
- 74.87.128.0/19 (8 192 addresses)
- 75.87.224.0/19 (8 192 addresses)
- 76.85.224.0/19 (8 192 addresses)
- 76.92.64.0/19 (8 192 addresses)
- 16.14.224.0/20 (4 096 addresses)
- 24.26.64.0/20 (4 096 addresses)
- 24.27.224.0/20 (4 096 addresses)
- 24.33.240.0/20 (4 096 addresses)
- 24.143.192.0/20 (4 096 addresses)
- 64.183.160.0/20 (4 096 addresses)
- 66.109.0.0/20 (4 096 addresses)
- 131.150.32.0/20 (4 096 addresses)
- 209.18.32.0/20 (4 096 addresses)
- 69.63.88.0/21 (2 048 addresses)
- 74.87.240.0/21 (2 048 addresses)
- 65.28.128.0/22 (1 024 addresses)
- 68.168.72.0/22 (1 024 addresses)
- 16.191.0.0/23 (512 addresses)
- 76.57.224.0/23 (512 addresses)
- 76.57.240.0/23 (512 addresses)
- 76.63.162.0/23 (512 addresses)
- 98.120.110.0/23 (512 addresses)
- 150.224.64.0/23 (512 addresses)
- 150.224.68.0/23 (512 addresses)
- 151.247.202.0/23 (512 addresses)
- 24.106.215.0/24 (256 addresses)
- 45.11.10.0/24 (256 addresses)
- 45.13.180.0/24 (256 addresses)
- 45.14.180.0/24 (256 addresses)
- 45.14.216.0/24 (256 addresses)
- 45.137.119.0/24 (256 addresses)
- 47.43.111.0/24 (256 addresses)
- 65.185.241.0/24 (256 addresses)
- 65.185.245.0/24 (256 addresses)
IPv6 Prefixes (13 total)
- 2600:5800::/31
- 2001:1998::/32
- 2603:90f2::/32
- 2603:90f4::/32
- 2600:c000::/40
- 2600:c010:100::/40
- 2603:807e:300::/40
- 2603:807e:400::/40