161.156.0.0/16 - BGP Prefix
IPv4RIPE NCCassignedNo ROA
CIDR
161.156.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇩🇪 Germany
City
Frankfurt am Main
RIR
RIPE NCC
Status
assigned
Allocated
1992-06-05
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
5 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 161.156.0.0/18 | AS36351 SOFTLAYER - IBM Cloud | No ROA | - | 2026-10-11 |
| 161.156.64.0/18 | AS36351 SOFTLAYER - IBM Cloud | No ROA | - | 2026-10-11 |
| 161.156.128.0/18 | AS36351 SOFTLAYER - IBM Cloud | No ROA | - | 2026-10-11 |
| 161.156.141.0/24 | AS36351 SOFTLAYER - IBM Cloud | No ROA | - | 2026-10-11 |
| 161.156.192.0/18 | AS36351 SOFTLAYER - IBM Cloud | No ROA | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS36351 | Other IRR | MAINT-AS36351 | 2023-11-13 |
Transfer History
Registry transfers of 161.156.0.0/16, blocks inside it, or blocks containing it.
- 161.156.0.0/16inter-RIRTransfer ·
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/161.156.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/161.156.0.0/16" | jq
External Links