$ query “AS203446” --type=asn → 1 result(s)

AS203446 — AS203446

SMARTNET LIMITED

AS203446 is a mid-size transit provider run by SMARTNET LIMITED, based in the United Kingdom since 2022. The network announces 3 328 IPv4 addresses. Supports IPv6.

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

Basic Information

Country
🇬🇧 United Kingdom
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
August 04, 2022
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
13 / 13
IPv6 Prefixes (raw / aggregated)
5 / 4
IPv4 Addresses
3 328
Largest IPv4 Prefix
/24 (256 addresses)
Largest IPv6 Prefix
/47
Geolocated Countries
🇩🇪 DE (9 IPs), 🇱🇹 LT (8 IPs), 🇦🇪 AE (1 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 3 flagged IPs out of 3 328 total (0.09%)
Tor Exit Nodes
2 known Tor exit nodes in this network

Connectivity Summary

Upstream Providers
8 upstream autonomous systems providing transit
Peers
39 autonomous systems exchanging traffic without transit fees
Downstream Customers
20 downstream autonomous systems buying transit
Degree
73 unique BGP neighbors (providers + customers + peers)
Reach
117 — customer cone size measuring network influence
Degree Rank
#2 320
Reach Rank
#1 008

Upstream Providers (8)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS6461 — ZAYO-6461 (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS15830 — EQUINIX
  • AS42295 — TBISS-AS
  • AS6204 — ZET-NET
  • AS5511 — OPENTRANSIT (Tier-1 transit)
  • AS6830 — LIBERTYGLOBAL (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (13 total)

  • 2.56.246.0/24 (256 addresses)
  • 5.83.141.0/24 (256 addresses)
  • 37.114.41.0/24 (256 addresses)
  • 45.84.240.0/24 (256 addresses)
  • 45.131.65.0/24 (256 addresses)
  • 45.134.39.0/24 (256 addresses)
  • 45.137.70.0/24 (256 addresses)
  • 82.26.169.0/24 (256 addresses)
  • 82.139.239.0/24 (256 addresses)
  • 92.242.166.0/24 (256 addresses)
  • 93.90.74.0/24 (256 addresses)
  • 151.247.207.0/24 (256 addresses)
  • 194.62.248.0/24 (256 addresses)

IPv6 Prefixes (5 total)

  • 2a0e:97c0:472::/47
  • 2a02:2fc0:17::/48
  • 2a0e:97c0:3ea::/48
  • 2a0e:97c0:470::/48