162.251.205.0/24 - Cloudflare (AS13335)
CIDR
162.251.205.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇺🇸 United States
City
San Francisco (Financial District)
RIR
ARIN
Status
allocated
Allocated
2023-12-18
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 162.251.205.0/24 | AS13335 CLOUDFLARENET - Cloudflare, Inc. | No ROA | ARIN | 2026-10-14 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS13335 | ARIN | MNT-CONTE-42 | 2025-06-02 |
Transfer History
Registry transfers of 162.251.205.0/24, blocks inside it, or blocks containing it.
- 162.251.205.0/24Transfer ·
- 162.251.204.0/22M&A ·
Origin ASN
AS13335
CLOUDFLARENET - Cloudflare, Inc.
Related Prefixes
More prefixes of AS13335
All prefixes of AS13335 →Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Francisco (Financial District)
Coordinates37.7921, -122.4030 ↗
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/162.251.205.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/162.251.205.0/24" | jq
External Links