205.239.0.0/16 - BGP Prefix
IPv4ARINallocatedNo ROA
CIDR
205.239.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Ashburn
RIR
ARIN
Status
allocated
Allocated
2022-12-21
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
3 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 205.239.40.0/23 | AS2856 BT-UK-AS British Telecommunications Limited | No ROA | - | 2026-10-11 |
| 205.239.42.0/24 | AS2856 BT-UK-AS British Telecommunications Limited | No ROA | - | 2026-10-11 |
| 205.239.71.0/24 | AS3360 DXC-AS3360 - DXC US Latin America Corporation | Valid | - | 2026-10-11 |
Transfer History
Registry transfers of 205.239.0.0/16, blocks inside it, or blocks containing it.
- 205.239.0.0/16Transfer ·
- 205.239.0.0/16Transfer ·
- 205.239.0.0/16M&A ·
- 205.239.0.0/16M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 205.239.0.0/16 | Transfer | |||
| 205.239.0.0/16 | Transfer | |||
| 205.239.0.0/16 | M&A | |||
| 205.239.0.0/16 | M&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/205.239.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/205.239.0.0/16" | jq
External Links