194.156.138.0/23 - CenturyLink Communications (AS209)
CIDR
194.156.138.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
City
Seattle
RIR
RIPE
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 194.156.138.0/23 | AS209 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC | No ROA | - | 2026-10-12 |
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 194.156.138.0/24 | AS10557 CNW - Connect Northwest Internet Services, LLC | Invalid | - | 2026-10-12 |
| 194.156.139.0/24 | AS10557 CNW - Connect Northwest Internet Services, LLC | Invalid | - | 2026-10-12 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 194.156.138.0/24 | AS10557 | 🇬🇪GE | assigned |
| 194.156.139.0/24 | AS10557 | 🇬🇪GE | assigned |
Related Prefixes
Geolocation
Country🇺🇸United StatesUS
CitySeattle
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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/194.156.138.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/194.156.138.0/23" | jq
External Links