9.237.0.0/16 - BGP Prefix
IPv4RIPE NCCassigned RPKI Valid
CIDR
9.237.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Sacramento (Airport)
RIR
RIPE NCC
Status
assigned
Allocated
1988-12-16
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
7 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 9.237.32.0/20 | AS25831 PREFIX NETWORK - Prefix Network LLC | Valid | - | 2026-10-11 |
| 9.237.48.0/20 | AS7843 TWC-7843-BB - Charter Communications Inc | Valid | - | 2026-10-11 |
| 9.237.64.0/20 | AS7843 TWC-7843-BB - Charter Communications Inc | Valid | - | 2026-10-11 |
| 9.237.80.0/20 | AS9304 HUTCHISON-AS-AP HGC Global Communications Limited | Valid | - | 2026-10-11 |
| 9.237.96.0/19 | AS2856 BT-UK-AS British Telecommunications Limited | Valid | - | 2026-10-11 |
| 9.237.128.0/18 | AS2856 BT-UK-AS British Telecommunications Limited | Valid | - | 2026-10-11 |
| 9.237.192.0/19 | AS2856 BT-UK-AS British Telecommunications Limited | Valid | - | 2026-10-11 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 9.237.32.0/20 | AS25831 | 🇦🇺AU | assigned |
| 9.237.80.0/20 | AS9304 | 🇭🇰HK | assigned |
| 9.237.96.0/19 | AS2856 | 🇬🇧GB | assigned |
| 9.237.128.0/18 | AS2856 | 🇬🇧GB | assigned |
| 9.237.192.0/19 | AS2856 | 🇬🇧GB | assigned |
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 RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/9.237.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/9.237.0.0/16" | jq
External Links