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216.73.216.59
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smtps21.o2.cz
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smtps21.o2.cz
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Question
dig
smtps21.o2.cz.
HTTPS
Answer
The response has no answer records.
Authority
o2.cz.
10800
SOA
dns.iol.cz. hostmaster.iol.cz. 2026022203 10800 3600 2592000 10800
Additional
.
0
OPT
; payload 1232, xrcode 0, version 0, flags 0