2001:18c8:700::/40 - US Signal Company, L.L.C (AS18982)
CIDR
2001:18c8:700::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇺🇸 United States
City
Denver
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 |
|---|---|---|---|---|
| 2001:18c8:700::/40 | AS18982 US-SIGNAL-CO01 - US Signal Company, L.L.C. | No ROA | ARIN | 2026-10-11 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2001:18c8::/32 | AS8015 US-SIGNAL-MN01 - US Signal Company, L.L.C. | No ROA | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS18982 | ARIN | MNT-USSIG-1 | 2026-08-21 |
Transfer History
Registry transfers of 2001:18c8:700::/40, blocks inside it, or blocks containing it.
- 2001:18c8::/32M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 2001:18c8::/32 | M&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/2001:18c8:700::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2001:18c8:700::/40" | jq
External Links