$ query “AS29208” --type=asn → 1 result(s)

AS29208 · QUANTCOM-AS

Quantcom a.s.

AS29208 belongs to Quantcom a.s. and is a major transit provider, registered in Czechia since 2003. The system announces a solid 265 984 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Czechia, with additional presence in Poland and Germany, and smaller footprints in 4 additional countries.

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

Basic Information

Country
🇨🇿 Czechia
Category
Hosting
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
July 01, 2003
Last Changed
March 04, 2026
Last Seen
October 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
36 / 33
IPv6 Prefixes (raw / aggregated)
5 / 4
IPv4 Addresses
265 984
Largest IPv4 Prefix
/17 (32 768 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇨🇿 Czechia (263 888 IPs), 🇵🇱 Poland (768 IPs), 🇩🇪 Germany (512 IPs) and 4 more
Prefix Changed
April 03, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 265 984 total (0.00%)
Open Proxies
2 known open proxies in this network

Connectivity Summary

Upstream Providers
3 upstreams providing transit
Peers
124 networks exchanging traffic without transit
Downstream Customers
60 downstreams buying transit
Unclassified
10 unclassified BGP neighbors
Degree
197 unique BGP neighbors
Reach
101 networks in customer cone

Upstream Providers (3)

  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS6453 — AS6453 (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (36 total)

  • 88.146.0.0/17 (32 768 addresses (/17 prefix))
  • 62.177.64.0/18 (16 384 addresses (/18 prefix))
  • 82.100.0.0/18 (16 384 addresses (/18 prefix))
  • 83.148.0.0/18 (16 384 addresses (/18 prefix))
  • 88.208.64.0/18 (16 384 addresses (/18 prefix))
  • 89.235.0.0/18 (16 384 addresses (/18 prefix))
  • 95.80.192.0/18 (16 384 addresses (/18 prefix))
  • 46.33.96.0/19 (8 192 addresses (/19 prefix))
  • 62.44.0.0/19 (8 192 addresses (/19 prefix))
  • 82.113.32.0/19 (8 192 addresses (/19 prefix))
  • 85.93.96.0/19 (8 192 addresses (/19 prefix))
  • 194.213.224.0/19 (8 192 addresses (/19 prefix))
  • 195.122.192.0/19 (8 192 addresses (/19 prefix))
  • 195.128.192.0/19 (8 192 addresses (/19 prefix))
  • 195.250.128.0/19 (8 192 addresses (/19 prefix))
  • 212.20.96.0/19 (8 192 addresses (/19 prefix))
  • 212.24.128.0/19 (8 192 addresses (/19 prefix))
  • 212.27.192.0/19 (8 192 addresses (/19 prefix))
  • 212.80.64.0/19 (8 192 addresses (/19 prefix))
  • 213.151.64.0/19 (8 192 addresses (/19 prefix))
  • 213.175.32.0/19 (8 192 addresses (/19 prefix))
  • 213.191.96.0/19 (8 192 addresses (/19 prefix))
  • 82.119.240.0/20 (4 096 addresses (/20 prefix))
  • 62.4.96.0/21 (2 048 addresses (/21 prefix))
  • 151.237.224.0/21 (2 048 addresses (/21 prefix))
  • 109.235.176.0/22 (1 024 addresses (/22 prefix))
  • 185.24.236.0/22 (1 024 addresses (/22 prefix))
  • 45.89.148.0/23 (512 addresses (/23 prefix))
  • 31.57.141.0/24 (256 addresses (/24 prefix))
  • 141.11.179.0/24 (256 addresses (/24 prefix))
  • 193.84.68.0/24 (256 addresses (/24 prefix))
  • 193.222.130.0/24 (256 addresses (/24 prefix))
  • 194.145.156.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (5 total)

  • 2001:1508::/32
  • 2001:4de8::/32
  • 2a00:c40::/32
  • 2a03:71c0::/32