A 13 3 10800 20260423100757 20260324100757 38427 o2.cz. JzJM31YY+jyu9LqEBXzFm/y4iBtHENyJxQUNHnu19vVZbZRhziV4hwql/Mpq9GP2E/9tAJUaPDJMXP/UXY1Ckw==
Question and response
Question
dig smtpe21.o2.cz. RRSIG
Answer
smtpe21.o2.cz. 10800 RRSIG A 13 3 10800 20260423100757 20260324100757 38427 o2.cz. JzJM31YY+jyu9LqEBXzFm/y4iBtHENyJxQUNHnu19vVZbZRhziV4hwql/Mpq9GP2E/9tAJUaPDJMXP/UXY1Ckw==
Authority
o2.cz. 10800 NS dns.iol.cz.
o2.cz. 10800 NS ns2.tel.cz.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0