$ query “AS20231” --type=asn → 1 result(s)

AS20231 · TWC-20231-NE-KS-C3

Charter Communications Inc

AS20231 is owned by Charter Communications Inc and is a mid-size transit provider, based in the United States since 2001. The system announces 2 560 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in the United States.

Basic Information

Country
🇺🇸 United States
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
April 10, 2001
Last Changed
March 04, 2026
Last Seen
April 30, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
2 / 2
IPv6 Prefixes (raw / aggregated)
2 / 2
IPv4 Addresses
2 560
Largest IPv4 Prefix
/21 (2 048 addresses)
Largest IPv6 Prefix
/40
Geolocated Countries
🇺🇸 United States (2 560 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Downstream Customers
18 downstreams buying transit
Degree
20 unique BGP neighbors
Reach
18 networks in customer cone

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (2 total)

  • 192.62.240.0/21 (2 048 addresses (/21 prefix))
  • 76.58.46.0/23 (512 addresses (/23 prefix))

IPv6 Prefixes (2 total)

  • 2602:107:4000::/40
  • 2602:107:e7c0::/43