2a03:8180:1100::/40 - IBM Cloud (AS36351)
CIDR
2a03:8180:1100::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇳🇱 The Netherlands
City
Amsterdam (Amsterdam Nieuw-West)
RIR
RIPE NCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a03:8180:1100::/40 | AS36351 SOFTLAYER - IBM Cloud | No ROA | - | 2026-10-11 |
Origin ASN
AS36351
SOFTLAYER - IBM Cloud
Related Prefixes
Geolocation
Country🇳🇱The NetherlandsNL
RegionNorth Holland
CityAmsterdam (Amsterdam Nieuw-West)
Coordinates52.3406, 4.8303 ↗
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/2a03:8180:1100::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a03:8180:1100::/40" | jq
External Links