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

AS29208 — QUANTCOM-AS

Quantcom a.s.

AS29208 is a major transit provider registered to Quantcom a.s., registered in Czechia since 2003. The network announces a solid 265 728 IPv4 addresses. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #6 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
March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
36 / 33
IPv6 Prefixes (raw / aggregated)
5 / 4
IPv4 Addresses
265 728
Largest IPv4 Prefix
/17 (32 768 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇨🇿 CZ (59 IPs), 🇵🇱 PL (2 IPs), 🇬🇧 GB (2 IPs), 🇳🇱 NL, 🇸🇰 SK, 🇩🇪 DE, 🇨🇾 CY
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 4 flagged IPs out of 265 728 total (0.00%)
Open Proxies
2 known open proxies in this network

Connectivity Summary

Upstream Providers
3 upstream autonomous systems providing transit
Peers
118 autonomous systems exchanging traffic without transit fees
Downstream Customers
60 downstream autonomous systems buying transit
Degree
187 unique BGP neighbors (providers + customers + peers)
Reach
119 — customer cone size measuring network influence
Degree Rank
#715
Reach Rank
#998
Country Rank
#6

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)
  • 62.177.64.0/18 (16 384 addresses)
  • 82.100.0.0/18 (16 384 addresses)
  • 83.148.0.0/18 (16 384 addresses)
  • 88.208.64.0/18 (16 384 addresses)
  • 89.235.0.0/18 (16 384 addresses)
  • 95.80.192.0/18 (16 384 addresses)
  • 46.33.96.0/19 (8 192 addresses)
  • 62.44.0.0/19 (8 192 addresses)
  • 82.113.32.0/19 (8 192 addresses)
  • 85.93.96.0/19 (8 192 addresses)
  • 194.213.224.0/19 (8 192 addresses)
  • 195.122.192.0/19 (8 192 addresses)
  • 195.128.192.0/19 (8 192 addresses)
  • 195.250.128.0/19 (8 192 addresses)
  • 212.20.96.0/19 (8 192 addresses)
  • 212.24.128.0/19 (8 192 addresses)
  • 212.27.192.0/19 (8 192 addresses)
  • 212.80.64.0/19 (8 192 addresses)
  • 213.151.64.0/19 (8 192 addresses)
  • 213.175.32.0/19 (8 192 addresses)
  • 213.191.96.0/19 (8 192 addresses)
  • 82.119.240.0/20 (4 096 addresses)
  • 62.4.96.0/21 (2 048 addresses)
  • 151.237.224.0/21 (2 048 addresses)
  • 109.235.176.0/22 (1 024 addresses)
  • 185.24.236.0/22 (1 024 addresses)
  • 31.57.141.0/24 (256 addresses)
  • 91.108.239.0/24 (256 addresses)
  • 141.11.179.0/24 (256 addresses)
  • 193.84.68.0/24 (256 addresses)
  • 193.222.130.0/24 (256 addresses)
  • 194.145.156.0/24 (256 addresses)

IPv6 Prefixes (5 total)

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