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thenetworkery

WHOIS / RDAP lookup

Who holds a domain, IP address or AS number – from the registry, via RDAP.

Domain, IP, prefix or AS number

AS57728 · 

curl -s "https://thenetworkery.com/api/v1/whois?query=AS57728"
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  • Pass

    Found at rdap.db.ripe.net.

NameCEZNET-AS
HandleAS57728
RangeAS57728
Statusactive
Registered2019-10-21T06:50:54Z
Last changed2025-09-26T09:55:20Z
Abuse contactdohled@ceznet.cz
Allocation
Registry (RIR)RIPE NCC
CountryCzechia (CZ)
Delegated on2019-10-21
StatusAllocated
Delegated rangeAS57728

Source: RIR delegation data, updated daily. The country is where the range was registered, not necessarily where it is used.

Contacts
RoleNameEmail
registrant CEZNET-MNT
registrant CEZNET s.r.o.
registrant RIPE-NCC-END-MNT
abuse CEZNET hostmaster dohled@ceznet.cz

Source: https://rdap.db.ripe.net/autnum/57728. Registration data from rdap.db.ripe.net, shown under its terms of use (terms): not for marketing or bulk collection. Personal contacts in this registry are not shown.