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Seznam.cz, a.s.

Seznam.cz, a.s. uses 3,080 IPv4 addresses in 4 ranges, and 16 IPv6 ranges, by the registry records IP Company reads.

seznam.cz·Czechia

3,080
IPv4 addresses
4
IPv4 ranges
16
IPv6 ranges
0
ASes it operates
1
country

Who routes its space

The networks announcing its IPv4, by the addresses each announces.

  1. AS43037 Seznam.cz, a.s.3,072 · 99.74%
  2. AS29208 Quantcom a.s.8 · 0.26%

Where its space is

Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.

  1. Czechia3,072 · 100.00%

Networks it operates

The autonomous systems registered under its domain, by the IPv4 each announces anywhere.

No AS number is registered under its domain.

What the databases see

Addresses each address-keyed database holds in its IPv4, as a share of it, with the largest providers. A /24 counts for the company using most of it; counts overlap.

Speed tests

Speeds measured from its space in the last 90 days.

From M-Lab
19.5 Mbps
median download
57.1 Mbps
median upload
11
download tests
6
upload tests

Its address ranges

Its largest IPv4 ranges, then its IPv6 ones, as IP Company draws them, a CIDR a row, with the network announcing each.

RANGEIPV4ORIGIN
77.75.72.0/212,048AS43037
185.66.188.0/221,024AS43037
88.208.95.88/304AS29208
89.235.0.28/304AS29208
2a02:598:7002::-2a02:598:ffff:ffff:ffff:ffff:ffff:ffffAS43037
2a02:598:192:169::-2a02:598:3332:ffff:ffff:ffff:ffff:ffffAS43037
2a02:598:4445::-2a02:598:6fff:ffff:ffff:ffff:ffff:ffffAS43037
2a02:598:3334::-2a02:598:4443:ffff:ffff:ffff:ffff:ffffAS43037
2a02:598:c::-2a02:598:102:ffff:ffff:ffff:ffff:ffffAS43037
2a02:598:111:1::-2a02:598:192:167:ffff:ffff:ffff:ffffAS43037
2a02:598:106::/47AS43037
2a02:598:108::/45AS43037
2a02:598:110::/48AS43037
2a02:598:3::/48AS43037
2a02:598:4::/46AS43037
2a02:598:8::/47AS43037
2a02:598:103::/48AS43037
2a02:598:104::/47AS43037
2a02:598:7000::/47AS43037
2a02:598::/47AS43037
2a02:598:2::/48AS43037
2a02:598:4444::/48AS43037
2a02:598:b::/48AS43037
2a02:598:111::/64AS43037
2a02:598:192:168::/64AS43037
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