AS3456 TWC-3456-IT - Charter Communications Inc
🇺🇸ARINassigned
Announced Prefixes (BGP)
16total
9 IPv47 IPv6
IPv4 Addresses
Allocated (RIR)133,888
Announced (BGP)142,848
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)9.9×10²⁷
Announced Prefixes
(BGP)16|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 |
1-10 of 16
1 / 2
Allocated Prefixes
(RIR)5Prefix | Country | RIR | Status |
|---|---|---|---|
| 142.136.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 165.237.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 204.29.131.0/24 | 🇺🇸 US | ARIN | allocated |
| 204.235.112.0/21 | 🇺🇸 US | ARIN | allocated |
| 204.235.120.0/23 | 🇺🇸 US | ARIN | allocated |
All 16 announced prefixes of AS3456 →
BGP Neighbours
(seen in AS paths)ASPA
No ASPA
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS3456 should publish an ASPA object
- IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/3456Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/3456" | jq