opac3.bibliopolis.info has no MX records.
Question and response
Question
dig opac3.bibliopolis.info. MX
Answer
The response has no answer records.
Authority
bibliopolis.info. 300 SOA x.ns.joker.com. hostmaster.joker.com. 2026020653 14400 3600 1209600 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0