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AS25512

AS25512 is CD-Telematika a.s..

Last updated 3 Nov 2026 from DB-IP ASN Lite (2026-11-01) and RIR statistics (4 Nov 2026)

Short answer

AS25512 belongs to CD-Telematika a.s.. DB-IP Lite attributes 117,760 IPv4 addresses in 11 ranges and 1 IPv6 ranges to it, all or nearly all of the IPv4 space in Czechia. The number is registered with RIPE NCC in Czechia on 17 Dec 2002.

Facts for AS25512
Operator (DB-IP)CD-Telematika a.s.
IPv4 addresses117,760
IPv4 ranges11
IPv6 ranges1
RegistryRIPE NCC
Registered17 Dec 2002
Registry countryCzechia (CZ)

Does it publish a geofeed?

We haven’t checked this network’s registry records for a geofeed yet. The Truth Check looks for one live for any address you test.

Shared addresses (CGNAT)

CD-Telematika a.s. hasn’t been documented as using carrier-grade NAT in a source we could check. To see whether your own connection is behind it, compare your router’s address on the CGNAT check.

IPv6

DB-IP lists 1 IPv6 ranges for AS25512, so customers can get IPv6 addresses, which databases place separately from IPv4.

Where its IPv4 space is used, according to DB-IP

CZ100%
SE0.22%
BE0.22%

Share of the network’s IPv4 addresses by DB-IP Country Lite. IP Geolocation by DB-IP.

IP ranges

RangeAs CIDRAddresses
81.19.32.0 – 81.19.47.25581.19.32.0/204,096
82.117.128.0 – 82.117.159.25582.117.128.0/198,192
82.202.64.0 – 82.202.127.25582.202.64.0/1816,384
85.13.64.0 – 85.13.127.25585.13.64.0/1816,384
85.184.16.0 – 85.184.31.25585.184.16.0/204,096
89.203.128.0 – 89.203.255.25589.203.128.0/1732,768
131.117.192.0 – 131.117.199.255131.117.192.0/212,048
185.134.0.0 – 185.134.3.255185.134.0.0/221,024
195.146.96.0 – 195.146.127.255195.146.96.0/198,192
212.11.96.0 – 212.11.127.255212.11.96.0/198,192
213.235.128.0 – 213.235.191.255213.235.128.0/1816,384
2001:1a48:: – 2001:1a48:ffff:ffff:ffff:ffff:ffff:ffff2001:1a48::/32IPv6
Showing 11 of 11 IPv4 and 1 of 1 IPv6 ranges All ranges (CSV)

IP Geolocation by DB-IP, ASN Lite, CC BY 4.0.

Using an address from this network? See which sources agree on where it is.

Sources

  1. DB-IP IP to ASN Lite (CC BY 4.0) · checked 3 Nov 2026
  2. NRO RIR delegated-extended statistics · checked 5 Nov 2026