Data as of Nov 10, 2026
97.87.217.80/28
No anonymizer space · no proxy exits in 30 daysCharter Communications LLC
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 97.80.0.0/12 | 1,048,576 | NETBLK-CHARTER-NET | Charter Communications LLC (CC04) · US | Direct Allocation | Mar 21, 2007 | abuse@ |
| └ 97.87.216.0/21 | 2,048 | FTC-WI-97-87-216 | Charter Communications LLC (CC04) · US | Reallocated | Dec 5, 2007 | abuse@ |
| └ 97.87.217.80/28 | 16 | GRYW-97-87-217-80 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 97.87.216.0/21
- Prefix
- 97.87.216.0/21
- Announced by
- AS20115 Charter Communications LLC
- Type
- Residential
- Proxy exits
- 2
- RPKI
- RPKI valid
- Netname
- FTC-WI-97-87-216
- Registrant
- Charter Communications LLC
- RIR
- ARIN
IPv4 market
Holder
- Organization
- Charter Communications LLC
- Handle
- CC04
- Range
- 97.
80. 0. 0/ 12 - Registration type
- Direct Allocation
- Record created
- Mar 21, 2007
Origin network
AS20115
US
- Name
- Charter Communications LLC
- Type
- Internet provider
- Registered
- Mar 26, 2001
- Domain
- charter.com
- Website
- www.spectrum.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 97.87.216.0/21
97.87.216.0/21
Routing history
- Pattern
- Stable
- First seen
- Jan 2008
- Current origin since
- Jan 2008 · 19 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 97.87.216.0/21 | AS20115 | /21 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 97.
87. 216. 0/ 21 - Netname
- FTC-WI-97-87-216
- Registrant
- Charter Communications LLC
- Organization
- Charter Communications LLC (CC04)
- Org address
- 6175 S. Willow Dr, Greenwood Village, CO, 80111
- Org country
- US
- Type
- Reallocated
- Handle
- NET-97-87-216-0-1
- Parent
- NET-97-80-0-0-1
- Created
- Dec 5, 2007
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 21, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
charter. net - Name
- Abuse
- Phone
- +1-877-777-2263
- Handle
- ABUSE19-ARIN