2620:1fc::/36 - Kiewit Corporation (AS55028)
CIDR
2620:1fc::/36
IP Version
IPv6
Addresses
4951.7Y
Mask
/36
Country
🇺🇸 United States
City
Omaha (Midtown Crossing)
RIR
ARIN
Status
allocated
Allocated
2014-05-12
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2620:1fc::/36 | AS55028 KIEWIT-US - Kiewit Corporation | No ROA | ARIN | 2026-10-11 |
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2620:1fc:1::/48 | AS55028 KIEWIT-US - Kiewit Corporation | No ROA | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS55028 | ARIN | MNT-KC-81 | - |
Origin ASN
AS55028
KIEWIT-US - Kiewit Corporation
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/2620:1fc::/36Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2620:1fc::/36" | jq
External Links