165.27.0.0/16 - BGP Prefix
IPv4ARINallocatedNo ROA
CIDR
165.27.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Bellevue (Factoria)
RIR
ARIN
Status
allocated
Allocated
1993-04-06
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
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 165.27.240.0/22 | AS18933 USCC-MPLS01 - T-Mobile USA, Inc. | No ROA | - | 2026-10-17 |
| 165.27.244.0/22 | AS6614 USCC-ASN - T-Mobile USA, Inc. | No ROA | - | 2026-10-17 |
| 165.27.248.0/24 | AS18933 USCC-MPLS01 - T-Mobile USA, Inc. | No ROA | - | 2026-10-17 |
| 165.27.253.0/24 | AS18933 USCC-MPLS01 - T-Mobile USA, Inc. | No ROA | - | 2026-10-17 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS198949 | Other IRR | MAINT-AS198949 | 2023-11-13 |
Transfer History
Registry transfers of 165.27.0.0/16, blocks inside it, or blocks containing it.
- 165.27.0.0/16M&A ·
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/165.27.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/165.27.0.0/16" | jq
External Links