168.103.0.0/16 - CenturyLink Communications (AS209)
CIDR
168.103.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Washington D.C.
RIR
ARIN
Status
allocated
Allocated
1994-03-15
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 168.103.0.0/16 | AS209 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC | No ROA | - | 2026-10-13 |
More-Specific Announcements
17 more-specific announcementsTransfer History
Registry transfers of 168.103.0.0/16, blocks inside it, or blocks containing it.
- 168.103.0.0/16M&A ·
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 ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/168.103.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/168.103.0.0/16" | jq
External Links