$ query “AS33132” --type=asn → 1 result(s)

AS33132 — CROWNCASTLE-AS33132

Crown Castle Fiber LLC

AS33132 is a major transit provider operated by Crown Castle Fiber LLC, registered in the United States since 2004. The network announces a solid 133 376 IPv4 addresses, including a /16. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇺🇸 United States
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
October 07, 2004
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
52 / 24
IPv6 Prefixes (raw / aggregated)
23 / 5
IPv4 Addresses
133 376
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇸 US (33 IPs), 🇬🇾 GY (1 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 133 376 total (0.00%)

Connectivity Summary

Upstream Providers
1 upstream autonomous systems providing transit
Peers
0 autonomous systems exchanging traffic without transit fees
Downstream Customers
100 downstream autonomous systems buying transit
Degree
102 unique BGP neighbors (providers + customers + peers)
Reach
104 — customer cone size measuring network influence
Degree Rank
#1 488
Reach Rank
#1 048

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (52 total)

  • 170.55.0.0/16 (65 536 addresses)
  • 167.93.0.0/17 (32 768 addresses)
  • 45.73.144.0/20 (4 096 addresses)
  • 69.80.64.0/20 (4 096 addresses)
  • 45.42.56.0/21 (2 048 addresses)
  • 74.120.40.0/21 (2 048 addresses)
  • 104.219.176.0/21 (2 048 addresses)
  • 162.213.144.0/21 (2 048 addresses)
  • 162.246.136.0/21 (2 048 addresses)
  • 162.252.120.0/21 (2 048 addresses)
  • 199.26.72.0/21 (2 048 addresses)
  • 199.27.240.0/21 (2 048 addresses)
  • 199.189.192.0/21 (2 048 addresses)
  • 204.28.104.0/21 (2 048 addresses)
  • 74.115.232.0/22 (1 024 addresses)
  • 198.72.44.0/22 (1 024 addresses)
  • 199.167.100.0/22 (1 024 addresses)
  • 204.88.28.0/22 (1 024 addresses)
  • 208.67.164.0/22 (1 024 addresses)
  • 140.82.213.0/24 (256 addresses)
  • 141.193.54.0/24 (256 addresses)
  • 168.213.253.0/24 (256 addresses)
  • 198.181.255.0/24 (256 addresses)
  • 204.238.236.0/24 (256 addresses)

IPv6 Prefixes (23 total)

  • 2604:200::/32
  • 2602:80f:b000::/40
  • 2604:1a00:59::/48
  • 2604:1a00:5d::/48
  • 2604:1a00:cc::/48