2604:1a00:a00::/40 - Crown Castle Fiber (AS46887)
CIDR
2604:1a00:a00::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇺🇸 United States
City
Denver (Central)
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 |
|---|---|---|---|---|
| 2604:1a00:a00::/40 | AS46887 CROWNCASTLE-AS46887 - Crown Castle Fiber LLC | No ROA | - | 2026-10-12 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2604:1a00::/32 | AS46887 CROWNCASTLE-AS46887 - Crown Castle Fiber LLC | No ROA | - | 2026-10-12 |
Transfer History
Registry transfers of 2604:1a00:a00::/40, blocks inside it, or blocks containing it.
- 2604:1a00::/32M&A ·
- 2604:1a00::/32M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 2604:1a00::/32 | M&A | |||
| 2604:1a00::/32 | M&A |
Related Prefixes
More prefixes of AS46887
All prefixes of AS46887 →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/2604:1a00:a00::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2604:1a00:a00::/40" | jq
External Links