161.156.0.0/18 - IBM Cloud (AS36351)
CIDR
161.156.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇩🇪 Germany
City
Frankfurt am Main
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 |
|---|---|---|---|---|
| 161.156.0.0/18 | AS36351 SOFTLAYER - IBM Cloud | No ROA | Other IRR | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS36351 | Other IRR | MAINT-AS36351 | 2023-11-13 |
Transfer History
Registry transfers of 161.156.0.0/18, blocks inside it, or blocks containing it.
- 161.156.0.0/16inter-RIRTransfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 161.156.0.0/16inter-RIR | SoftLayer Technologies, Inc. | Transfer |
Origin ASN
AS36351
SOFTLAYER - IBM Cloud
Related Prefixes
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/161.156.0.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/161.156.0.0/18" | jq
External Links