ACTIVE 24, s.r.o.

ACTIVE 24, s.r.o. is leading webhosting and domain registrar company in Czech Republic.


ACTIVE24-CSIRT team is responsible for incident handling within AS25234, incident relating to nameservers: (, 2a02:4a8:ac24:100::96:2) (, 2001:1528:151::12) (, 2a02:250::317)
and incident relating domains, where ACTIVE 24, s.r.o. is the designated registrar.

Contact information:

E-mail (primary contact):
Phone (for escalations only): +420 234 262 077
Phone (in emergency only): +420 605 204 530
Registration at TF-CSIRT

Days/Hours of operation:

08:00 to 17:00 Monday to Friday
Time-zone (relative to GMT): GMT01/GMT02(DST)
24/7 for emergency situations only, using phone contact

Postal mailing address of the team:

ACTIVE 24, s.r.o.
Computer Security Incident Response Team
Sokolovska 394/17
186 00 Prague 8
Czech Republic

PGP key:

Public key: 1024D/6E7DFC01 2012-01-19
Fingerprint: 9A7C 8EEF DBDF F7C9 0449 7DCC 0E22 E1D7 6E7D FC01
sub: 4096g/02C4551D 2012-01-19