6.140.0.0/15 - Headquarters, USAISC (AS1540)
CIDR
6.140.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇺🇸 United States
City
Columbus
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 6.140.0.0/15 | AS1540 DNIC-ASBLK-01534-01546 - Headquarters, USAISC | No ROA | - | 2026-10-12 |
Related Announcements
1 less-specific, 2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 6.136.0.0/13 | AS749 DNIC-AS-00749 - United States Department of Defense (DoD) | No ROA | - | 2026-10-12 |
| 6.141.10.0/24 | AS1540 DNIC-ASBLK-01534-01546 - Headquarters, USAISC | No ROA | - | 2026-10-12 |
| 6.141.248.0/24 | AS1540 DNIC-ASBLK-01534-01546 - Headquarters, USAISC | No ROA | - | 2026-10-12 |
Related Prefixes
More prefixes of AS1540
All prefixes of AS1540 →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/6.140.0.0/15Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/6.140.0.0/15" | jq
External Links