194.171.0.0/16 - SURFNET NL SURF B.V (AS1103)
CIDR
194.171.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇳🇱 The Netherlands
City
Utrecht (Binnenstad)
RIR
RIPE NCC
Status
allocated
Allocated
1995-06-12
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 194.171.0.0/16 | AS1103 SURFNET-NL SURF B.V. | Valid | RIPE | 2026-10-11 |
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 194.171.96.0/21 | AS1104 Nikhef Stichting Nederlandse Wetenschappelijk Onderzoek Instituten | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 194.171.0.0/16 | AS1103 | /24 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS1103 | RIPE | AS1103-MNT | 2021-01-22 |
More Specific Prefixes
Origin ASN
AS1103
SURFNET-NL SURF B.V.
Related Prefixes
Geolocation
Abuse Contact
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/194.171.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/194.171.0.0/16" | jq
External Links