Autonomous system
AS20001 TWC-20001-PACWEST
Residential ARIN
IPv4 addresses
7.14M
627 prefixes
IPv6 prefixes
159
counted as prefixes, not addresses
Countries
1
mostly US
Flagged prefixes
19
see address space
Summary
Charter (legacy Time Warner Cable)
isp residential eyeball cable
AS20001 is a Charter Communications network carrying legacy Time Warner Cable /
Road Runner residential broadband, now marketed as Spectrum.
What it's used for
- Cable (DOCSIS) and fibre home internet for US households in former Time Warner Cable footprint markets.
Notable
- A large consumer "eyeball" network: addresses here are home connections, commonly behind carrier-grade NAT, not servers.
- Charter runs several ASNs that all roll up to the Spectrum network; this one originated in the Time Warner Cable / Road Runner side of the 2016 merger.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.
Address space
Summary
| Country | Name | Prefixes |
|---|---|---|
| US | United States of America | 786 |
Registry
Allocation record
- Registry
- ARIN
- Handle
AS20001- Registry name
- TWC-20001-PACWEST
- Registrant
- Charter Communications Inc
- Abuse contact
- abuse@charter.net
- Registered
- 2001-03-13
- Last changed
- 2018-11-27
- Status
- active
Reputation
Classification and threat
Residential Fixed-line consumer ISP. Addresses here are homes.
No IC3 indicators Nothing from the FBI IC3 feed.
Threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.
Elsewhere