AS29208 QUANTCOM-AS Quantcom, a.s.

QUANTCOM-AS Quantcom, a.s. · registered in Czechia

IPv4 addresses265,98438 prefixes · 0.008% of announced IPv4

Rank in Czechia#5largest network in CZ by IPv4 space, of 570 · 3.21% of CZ

Rank worldwide#894of 79,396 networks with IPv4

IPv63 x /32 (262,143 x /48)19 prefixes

CountryCzechia599 ASNs registered there

Open AS29208 in ASN lookup Look up an IP in this network (31.57.141.1) All networks in Czechia

IPv4 prefixes

All 38 prefixes, in address order.

31.57.141.0/24
45.89.148.0/23
46.33.96.0/19
62.4.96.0/21
62.44.0.0/19
62.177.64.0/18
82.100.0.0/18
82.113.32.0/19
82.119.240.0/20
83.148.0.0/18
85.93.96.0/19
88.146.0.0/17
88.208.64.0/18
89.235.0.0/18
95.80.192.0/18
109.235.176.0/22
141.11.179.0/24
151.237.224.0/21
185.24.236.0/22
193.84.68.0/24
193.222.130.0/24
194.145.156.0/24
194.213.224.0/19
195.122.192.0/19
195.128.192.0/19
195.250.128.0/20
195.250.144.0/21
195.250.152.0/23
195.250.154.0/24
195.250.155.0/24
195.250.156.0/22
212.20.96.0/19
212.24.128.0/19
212.27.192.0/19
212.80.64.0/19
213.151.64.0/19
213.175.32.0/19
213.191.96.0/19

IPv6 prefixes

All 19 prefixes.

2001:1508::/32
2001:4de8::/32
2a00:c40::/33
2a00:c40:8000::/41
2a00:c40:8080::/44
2a00:c40:8090::/46
2a00:c40:8094::/48
2a00:c40:8096::/47
2a00:c40:8098::/45
2a00:c40:80a0::/43
2a00:c40:80c0::/42
2a00:c40:8100::/40
2a00:c40:8200::/39
2a00:c40:8400::/38
2a00:c40:8800::/37
2a00:c40:9000::/36
2a00:c40:a000::/35
2a00:c40:c000::/34
2a03:71c0::/32

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IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources