131.162.144.0/21 - BGP Prefix
IPv4RIPE NCCassigned RPKI Valid
CIDR
131.162.144.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇳🇱 Netherlands
City
Amsterdam
RIR
RIPE NCC
Status
assigned
Allocated
1988-12-09
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| 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
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 131.162.148.0/24 | AS13335 CLOUDFLARENET - Cloudflare, Inc. | Valid | - | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 131.162.144.0/21 | AS57797 | /24 | ripe |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 131.162.144.0/22 | 🇫🇷FR | assigned | |
| 131.162.144.0/23 | 🇳🇱NL | assigned | |
| 131.162.146.0/23 | 🇳🇱NL | assigned | |
| 131.162.148.0/23 | 🇫🇷FR | assigned | |
| 131.162.150.0/23 | 🇫🇷FR | assigned |
Geolocation
Country🇳🇱NetherlandsNL
CityAmsterdam
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/131.162.144.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/131.162.144.0/21" | jq
External Links