40.138.128.0/18 - Windstream Communications (AS7029)
CIDR
40.138.128.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Knoxville
RIR
ARIN
Status
allocated
Allocated
2012-11-13
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 40.138.128.0/18 | AS7029 WINDSTREAM - Windstream Communications LLC | Valid | ARINOther IRR | 2026-10-11 |
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 40.138.160.0/20 | AS7029 WINDSTREAM - Windstream Communications LLC | Valid | - | 2026-10-11 |
| 40.138.176.0/20 | AS7029 WINDSTREAM - Windstream Communications LLC | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 40.138.128.0/18 | AS7029 | /18 | arin |
Transfer History
Registry transfers of 40.138.128.0/18, blocks inside it, or blocks containing it.
- 40.128.0.0/12Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 40.128.0.0/12 | Transfer |
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/40.138.128.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/40.138.128.0/18" | jq
External Links