AS27506 CROWNCASTLE-AS27506 - Crown Castle Fiber LLC
🇺🇸ARINassigned
Announced Prefixes (BGP)
17total
17 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)24,576
Announced (BGP)51,200
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Announced Prefixes
(BGP)17|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 |
1-10 of 17
1 / 2
Allocated Prefixes
(RIR)3Prefix | Country | RIR | Status |
|---|---|---|---|
| 64.20.160.0/19 | 🇺🇸 US | ARIN | allocated |
| 69.64.192.0/19 | 🇺🇸 US | ARIN | allocated |
| 209.148.32.0/19 | 🇺🇸 US | ARIN | allocated |
All 17 announced prefixes of AS27506 →
BGP Neighbours
(seen in AS paths)Transfer History
Registry transfers of AS27506 between organisations.
- AS27506M&A ·
- AS27506M&A ·
ASPA
No ASPA
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS27506 should publish an ASPA object
- IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/27506Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/27506" | jq