$ query “AS36103” --type=asn → 1 result(s)

AS36103 · CENTRALUTAH

Central Utah Telephone Inc.

AS36103 is operated by Central Utah Telephone Inc. and serves as a mid-size transit provider, registered in the United States since 2006. The system announces a respectable 53 760 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United States, with additional presence in Unknown Region.

Basic Information

Country
🇺🇸 United States
Category
Internet Service Provider
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 14, 2006
Last Changed
March 04, 2026
Last Seen
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
123 / 43
IPv6 Prefixes (raw / aggregated)
19 / 3
IPv4 Addresses
53 760
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇸 United States (64 096 IPs), 🇿🇿 Unknown Region (8 192 IPs)
Prefix Changed
April 09, 2026

Reputation

Reputation
Good — 5 flagged IPs out of 53 760 total (0.01%)
Tor Exit Nodes
1 known Tor exit nodes in this network

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
1 network exchanging traffic without transit
Downstream Customers
25 downstreams buying transit
Unclassified
1 unclassified BGP neighbor
Degree
31 unique BGP neighbors
Reach
114 networks in customer cone

Upstream Providers (4)

  • AS6939 — HURRICANE
  • AS174 — COGENT-174 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (123 total)

  • 69.163.64.0/20 (4 096 addresses (/20 prefix))
  • 23.88.160.0/20 (4 096 addresses (/20 prefix))
  • 67.207.32.0/20 (4 096 addresses (/20 prefix))
  • 205.197.208.0/20 (4 096 addresses (/20 prefix))
  • 204.225.16.0/20 (4 096 addresses (/20 prefix))
  • 64.72.208.0/20 (4 096 addresses (/20 prefix))
  • 202.69.144.0/20 (4 096 addresses (/20 prefix))
  • 64.77.240.0/20 (4 096 addresses (/20 prefix))
  • 74.50.216.0/21 (2 048 addresses (/21 prefix))
  • 63.78.116.0/22 (1 024 addresses (/22 prefix))
  • 198.135.172.0/22 (1 024 addresses (/22 prefix))
  • 65.49.84.0/22 (1 024 addresses (/22 prefix))
  • 63.78.212.0/22 (1 024 addresses (/22 prefix))
  • 68.70.232.0/22 (1 024 addresses (/22 prefix))
  • 65.49.96.0/22 (1 024 addresses (/22 prefix))
  • 65.49.116.0/22 (1 024 addresses (/22 prefix))
  • 65.49.120.0/22 (1 024 addresses (/22 prefix))
  • 65.203.16.0/22 (1 024 addresses (/22 prefix))
  • 65.49.74.0/23 (512 addresses (/23 prefix))
  • 74.82.44.0/23 (512 addresses (/23 prefix))
  • 216.218.204.0/23 (512 addresses (/23 prefix))
  • 68.68.166.0/23 (512 addresses (/23 prefix))
  • 65.49.94.0/23 (512 addresses (/23 prefix))
  • 208.101.210.0/23 (512 addresses (/23 prefix))
  • 64.77.208.0/23 (512 addresses (/23 prefix))
  • 65.49.6.0/23 (512 addresses (/23 prefix))
  • 97.75.224.0/23 (512 addresses (/23 prefix))
  • 65.49.90.0/23 (512 addresses (/23 prefix))
  • 74.82.54.0/23 (512 addresses (/23 prefix))
  • 65.49.58.0/23 (512 addresses (/23 prefix))
  • 74.82.6.0/23 (512 addresses (/23 prefix))
  • 68.70.253.0/24 (256 addresses (/24 prefix))
  • 72.52.109.0/24 (256 addresses (/24 prefix))
  • 74.82.57.0/24 (256 addresses (/24 prefix))
  • 68.70.254.0/24 (256 addresses (/24 prefix))
  • 66.220.27.0/24 (256 addresses (/24 prefix))
  • 68.70.247.0/24 (256 addresses (/24 prefix))
  • 64.62.176.0/24 (256 addresses (/24 prefix))
  • 63.90.74.0/24 (256 addresses (/24 prefix))
  • 68.70.236.0/24 (256 addresses (/24 prefix))
  • 66.160.202.0/24 (256 addresses (/24 prefix))
  • 216.218.211.0/24 (256 addresses (/24 prefix))
  • 216.218.251.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (19 total)

  • 2604:76c0::/32
  • 2606:db40::/32
  • 2001:470:e4::/48