$ query “AS20804” --type=asn → 1 result(s)

AS20804 · ASN-TELENERGO

Exatel S.A.

AS20804 is operated by Exatel S.A. and serves as a major transit provider, based in Poland since 2002. The system announces a solid 241 664 IPv4 addresses, including a /16, and supports IPv6. The bulk of its IP address space is in Poland. This AS has recently updated its prefix announcements.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #95 by Reach — Top 100 by customer cone size
  • #2 in Poland — Top 10 by reach within country

Basic Information

Country
🇵🇱 Poland
Category
Hosting
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
August 29, 2002
Last Changed
March 04, 2026
Last Seen
April 28, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
15 / 9
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
241 664
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇵🇱 Poland (421 888 IPs)
Prefix Changed
April 22, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
288 networks exchanging traffic without transit
Downstream Customers
271 downstreams buying transit
Unclassified
16 unclassified BGP neighbors
Degree
579 unique BGP neighbors
Reach
37 106 networks in customer cone

Upstream Providers (4)

  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS6762 — SEABONE-NET (Tier-1 transit)
  • AS6453 — AS6453 (Tier-1 transit)
  • AS1121 — VIX-RS (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (15 total)

  • 82.177.0.0/16 (65 536 addresses (/16 prefix))
  • 195.136.0.0/16 (65 536 addresses (/16 prefix))
  • 81.15.128.0/17 (32 768 addresses (/17 prefix))
  • 88.220.0.0/17 (32 768 addresses (/17 prefix))
  • 88.220.128.0/18 (16 384 addresses (/18 prefix))
  • 88.220.224.0/19 (8 192 addresses (/19 prefix))
  • 194.183.32.0/19 (8 192 addresses (/19 prefix))
  • 213.172.160.0/19 (8 192 addresses (/19 prefix))
  • 88.220.208.0/20 (4 096 addresses (/20 prefix))

IPv6 Prefixes (1 total)

  • 2a00:4120::/32