$ query “AS44901” --type=asn → 1 result(s)

AS44901 · BELCLOUD

Belcloud LTD

AS44901 is run by Belcloud LTD and is a major transit provider, established in Bulgaria in 2016. The system announces a respectable 18 688 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Bulgaria, with additional presence in Romania and the Netherlands, and smaller footprints in 2 additional countries.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #1 in Bulgaria — Top 10 by reach within country

Basic Information

Country
🇧🇬 Bulgaria
Category
Hosting
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
April 18, 2016
Last Changed
September 01, 2026
Last Seen
October 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
73 / 46
IPv6 Prefixes (raw / aggregated)
4 / 3
IPv4 Addresses
18 688
Largest IPv4 Prefix
/22 (1 024 addresses)
Largest IPv6 Prefix
/31
Geolocated Countries
🇧🇬 Bulgaria (17 904 IPs), 🇳🇱 Netherlands (256 IPs), 🇺🇸 United States (256 IPs) and 2 more
Prefix Changed
October 09, 2026

Reputation

Reputation
Good — 38 flagged IPs out of 18 688 total (0.20%)

Connectivity Summary

Upstream Providers
9 upstreams providing transit
Peers
210 networks exchanging traffic without transit
Downstream Customers
53 downstreams buying transit
Unclassified
13 unclassified BGP neighbors
Degree
285 unique BGP neighbors
Reach
386 networks in customer cone

Upstream Providers (9)

Prefix Lists

IPv4 Prefixes (73 total)

  • 45.137.220.0/22 (1 024 addresses (/22 prefix))
  • 185.141.60.0/22 (1 024 addresses (/22 prefix))
  • 185.148.144.0/22 (1 024 addresses (/22 prefix))
  • 185.203.116.0/22 (1 024 addresses (/22 prefix))
  • 185.205.208.0/22 (1 024 addresses (/22 prefix))
  • 185.206.144.0/22 (1 024 addresses (/22 prefix))
  • 193.37.212.0/22 (1 024 addresses (/22 prefix))
  • 85.217.170.0/23 (512 addresses (/23 prefix))
  • 88.80.150.0/23 (512 addresses (/23 prefix))
  • 91.92.136.0/23 (512 addresses (/23 prefix))
  • 91.132.60.0/23 (512 addresses (/23 prefix))
  • 185.177.56.0/23 (512 addresses (/23 prefix))
  • 185.243.212.0/23 (512 addresses (/23 prefix))
  • 23.26.245.0/24 (256 addresses (/24 prefix))
  • 46.253.4.0/24 (256 addresses (/24 prefix))
  • 78.40.142.0/24 (256 addresses (/24 prefix))
  • 85.137.19.0/24 (256 addresses (/24 prefix))
  • 88.80.145.0/24 (256 addresses (/24 prefix))
  • 88.80.147.0/24 (256 addresses (/24 prefix))
  • 88.80.148.0/24 (256 addresses (/24 prefix))
  • 91.92.108.0/24 (256 addresses (/24 prefix))
  • 91.92.111.0/24 (256 addresses (/24 prefix))
  • 91.92.120.0/24 (256 addresses (/24 prefix))
  • 91.92.128.0/24 (256 addresses (/24 prefix))
  • 91.92.144.0/24 (256 addresses (/24 prefix))
  • 91.92.247.0/24 (256 addresses (/24 prefix))
  • 91.132.63.0/24 (256 addresses (/24 prefix))
  • 93.94.140.0/24 (256 addresses (/24 prefix))
  • 93.123.10.0/24 (256 addresses (/24 prefix))
  • 94.156.35.0/24 (256 addresses (/24 prefix))
  • 94.156.128.0/24 (256 addresses (/24 prefix))
  • 94.156.144.0/24 (256 addresses (/24 prefix))
  • 94.156.174.0/24 (256 addresses (/24 prefix))
  • 94.156.189.0/24 (256 addresses (/24 prefix))
  • 95.169.196.0/24 (256 addresses (/24 prefix))
  • 95.169.202.0/24 (256 addresses (/24 prefix))
  • 109.94.110.0/24 (256 addresses (/24 prefix))
  • 152.89.28.0/24 (256 addresses (/24 prefix))
  • 178.255.220.0/24 (256 addresses (/24 prefix))
  • 185.7.219.0/24 (256 addresses (/24 prefix))
  • 185.177.59.0/24 (256 addresses (/24 prefix))
  • 185.196.101.0/24 (256 addresses (/24 prefix))
  • 185.244.128.0/24 (256 addresses (/24 prefix))
  • 193.9.47.0/24 (256 addresses (/24 prefix))
  • 193.135.174.0/24 (256 addresses (/24 prefix))
  • 212.73.150.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (4 total)

  • 2a07:5740::/31
  • 2a09:be80::/32
  • 2a14:640::/48