Data as of Nov 14, 2026
72.31.121.0/24
No anonymizer space · no proxy exits in 30 daysCharter Communications LLC · space held by Charter Communications, Inc
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 72.31.96.0/19 since Oct 2011 | AS33363 | Residential | 2 | Charter Communications, Inc |
Network & registry
Origin network
AS16787
US
- Name
- Charter Communications LLC
- Type
- Internet provider
- Registered
- Aug 22, 2002
- Domain
- charter.com
- Industry
- Media, Publishing, and Broadcasting
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2009
- Current origin since
- Dec 2017 · 8.9 yr
- Origin networks
- 2
- Last change of origin
- Dec 2017
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 72.31.121.0/24 | AS16787 | /24 | ARIN | RPKI valid |
| 72.31.96.0/19 | AS33363 | /19 | ARIN | Another network |
| 72.31.0.0/16 | AS0 | /16 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 72.
31. 0. 0/ 16 - Netname
- MTA-3
- Registrant
- Charter Communications, Inc
- Organization
- Charter Communications, Inc (CC-3518)
- Org address
- 6175 S. Willow Dr, Greenwood Village, CO, 80111
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-72-31-0-0-1
- Parent
- NET-72-0-0-0-0
- Created
- Feb 23, 2005
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 23, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
charter. net - Name
- Abuse
- Phone
- +1-877-777-2263
- Handle
- ABUSE19-ARIN