$ query “AS12741” --type=asn → 1 result(s)

AS12741 · AS-NETIA

Netia SA

AS12741 is owned by Netia SA and is a major transit provider, established in Poland in 2002. The system announces an impressive 1.2 million IPv4 addresses, including a /14, and supports IPv6. Most of its address space is geolocated to Poland, with additional presence in Lithuania and Singapore, and smaller footprints in 3 additional countries. This AS's prefix announcements have been recently modified.

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

Basic Information

Country
🇵🇱 Poland
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 05, 2002
Last Changed
March 04, 2026
Last Seen
May 15, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
150 / 140
IPv6 Prefixes (raw / aggregated)
3 / 2
IPv4 Addresses
1 221 888
Largest IPv4 Prefix
/14 (262 144 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇵🇱 Poland (2 178 304 IPs), 🇱🇹 Lithuania (8 192 IPs), 🇸🇬 Singapore (4 096 IPs) and 3 more
Prefix Changed
May 12, 2026

Reputation

Reputation
Good — 9 flagged IPs out of 1 221 888 total (0.00%)

Connectivity Summary

Upstream Providers
3 upstreams providing transit
Peers
224 networks exchanging traffic without transit
Downstream Customers
426 downstreams buying transit
Unclassified
10 unclassified BGP neighbors
Degree
663 unique BGP neighbors
Reach
638 networks in customer cone

Upstream Providers (3)

  • AS174 — COGENT (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS6461 — MFNX (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (150 total)

  • 78.8.0.0/14 (262 144 addresses (/14 prefix))
  • 83.238.0.0/16 (65 536 addresses (/16 prefix))
  • 77.252.0.0/16 (65 536 addresses (/16 prefix))
  • 89.171.0.0/16 (65 536 addresses (/16 prefix))
  • 81.219.0.0/16 (65 536 addresses (/16 prefix))
  • 87.204.0.0/16 (65 536 addresses (/16 prefix))
  • 87.105.0.0/16 (65 536 addresses (/16 prefix))
  • 213.17.128.0/17 (32 768 addresses (/17 prefix))
  • 62.233.128.0/17 (32 768 addresses (/17 prefix))
  • 62.87.128.0/17 (32 768 addresses (/17 prefix))
  • 81.168.128.0/17 (32 768 addresses (/17 prefix))
  • 62.111.128.0/17 (32 768 addresses (/17 prefix))
  • 81.210.0.0/17 (32 768 addresses (/17 prefix))
  • 87.205.0.0/17 (32 768 addresses (/17 prefix))
  • 85.128.0.0/17 (32 768 addresses (/17 prefix))
  • 213.241.0.0/17 (32 768 addresses (/17 prefix))
  • 37.128.64.0/18 (16 384 addresses (/18 prefix))
  • 213.216.64.0/18 (16 384 addresses (/18 prefix))
  • 213.195.128.0/18 (16 384 addresses (/18 prefix))
  • 5.226.64.0/18 (16 384 addresses (/18 prefix))
  • 82.143.128.0/18 (16 384 addresses (/18 prefix))
  • 62.89.64.0/18 (16 384 addresses (/18 prefix))
  • 93.159.0.0/18 (16 384 addresses (/18 prefix))
  • 213.146.32.0/19 (8 192 addresses (/19 prefix))
  • 217.30.128.0/19 (8 192 addresses (/19 prefix))
  • 93.180.160.0/19 (8 192 addresses (/19 prefix))
  • 78.154.64.0/19 (8 192 addresses (/19 prefix))
  • 213.186.64.0/19 (8 192 addresses (/19 prefix))
  • 213.134.128.0/19 (8 192 addresses (/19 prefix))
  • 62.244.128.0/19 (8 192 addresses (/19 prefix))
  • 62.181.160.0/19 (8 192 addresses (/19 prefix))
  • 195.114.160.0/19 (8 192 addresses (/19 prefix))
  • 62.148.64.0/19 (8 192 addresses (/19 prefix))
  • 212.106.0.0/20 (4 096 addresses (/20 prefix))
  • 37.128.48.0/20 (4 096 addresses (/20 prefix))
  • 193.91.16.0/20 (4 096 addresses (/20 prefix))
  • 217.28.144.0/20 (4 096 addresses (/20 prefix))
  • 87.239.216.0/21 (2 048 addresses (/21 prefix))
  • 91.124.152.0/21 (2 048 addresses (/21 prefix))
  • 46.182.96.0/21 (2 048 addresses (/21 prefix))
  • 176.107.104.0/21 (2 048 addresses (/21 prefix))
  • 84.40.216.0/21 (2 048 addresses (/21 prefix))
  • 84.40.152.0/21 (2 048 addresses (/21 prefix))
  • 194.28.80.0/22 (1 024 addresses (/22 prefix))
  • 205.188.220.0/22 (1 024 addresses (/22 prefix))
  • 178.94.144.0/22 (1 024 addresses (/22 prefix))
  • 178.95.28.0/22 (1 024 addresses (/22 prefix))
  • 185.9.124.0/22 (1 024 addresses (/22 prefix))
  • 185.58.160.0/22 (1 024 addresses (/22 prefix))
  • 185.244.96.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (3 total)

  • 2001:16b0::/32
  • 2001:41b0::/32