204.97.128.0/18 - Cox Communications (AS22773)
CIDR
204.97.128.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
New York
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.97.128.0/18 | AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. | No ROA | - | 2026-10-14 |
Related Announcements
1 less-specific, 8 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.96.0.0/15 | AS174 COGENT-174 - Cogent Communications, LLC | No ROA | - | 2026-10-14 |
| 204.97.128.0/20 | AS6079 RCN-AS - RCN | No ROA | - | 2026-10-14 |
| 204.97.128.0/21 | AS7029 WINDSTREAM - Windstream Communications LLC | No ROA | - | 2026-10-14 |
| 204.97.128.0/21 | AS54004 LIGHTPATH - Cablevision Lightpath LLC | No ROA | - | 2026-10-14 |
| 204.97.128.0/24 | AS7029 WINDSTREAM - Windstream Communications LLC | No ROA | - | 2026-10-14 |
| 204.97.136.0/21 | AS7029 WINDSTREAM - Windstream Communications LLC | No ROA | - | 2026-10-14 |
| 204.97.144.0/20 | AS6079 RCN-AS - RCN | No ROA | - | 2026-10-14 |
| 204.97.160.0/20 | AS7459 GRANDECOM-AS1 - Grande Communications Networks, LLC | No ROA | - | 2026-10-14 |
| 204.97.176.0/20 | AS7459 GRANDECOM-AS1 - Grande Communications Networks, LLC | No ROA | - | 2026-10-14 |
Transfer History
Registry transfers of 204.97.128.0/18, blocks inside it, or blocks containing it.
- 204.96.0.0/15M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 204.96.0.0/15 | M&A |
Related Prefixes
More prefixes of AS22773
All prefixes of AS22773 →Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/204.97.128.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.97.128.0/18" | jq
External Links