204.204.0.0/14 - Cogent Communications (AS174)
CIDR
204.204.0.0/14
IP Version
IPv4
Addresses
262.1K
Mask
/14 (255.252.0.0)
Country
🇺🇸 United States
City
Washington D.C. (Northwest Washington)
RIR
ARIN
Status
allocated
Allocated
1994-12-05
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.204.0.0/14 | AS174 COGENT-174 - Cogent Communications, LLC | Valid | ARIN | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 204.204.0.0/14 | AS174 | /14 | arin |
Related Prefixes
More prefixes of AS174
All prefixes of AS174 →Geolocation
Country🇺🇸United StatesUS
RegionDistrict of Columbia
CityWashington D.C. (Northwest Washington)
Coordinates38.9070, -77.0526 ↗
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/204.204.0.0/14Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.204.0.0/14" | jq
External Links