Question and response
Question
dig proton.ch. MX
Answer
proton.ch. 1200 MX 10 mail.protonmail.ch.
proton.ch. 1200 MX 20 mailsec.protonmail.ch.
proton.ch. 1200 MX 30 mail.proton.ch.
Authority
proton.ch. 1200 NS ns1.proton.ch.
proton.ch. 1200 NS ns2.proton.ch.
proton.ch. 1200 NS ns3.proton.ch.
Additional
mail.protonmail.ch. 1200 A 185.205.70.128
mail.protonmail.ch. 1200 A 176.119.200.128
mail.protonmail.ch. 1200 A 185.70.42.128
mailsec.protonmail.ch. 1200 A 176.119.200.129
mailsec.protonmail.ch. 1200 A 185.70.42.129
mailsec.protonmail.ch. 1200 A 185.205.70.129
mail.proton.ch. 1200 A 135.125.90.216
ns1.proton.ch. 1200 A 185.70.42.150
ns2.proton.ch. 1200 A 176.119.200.150
ns3.proton.ch. 1200 A 205.132.47.1
_25._tcp.mail.protonmail.ch. 1200 TLSA 3 1 1 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1
_25._tcp.mail.protonmail.ch. 1200 TLSA 3 1 1 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E
_25._tcp.mailsec.protonmail.ch. 1200 TLSA 3 1 1 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1
_25._tcp.mailsec.protonmail.ch. 1200 TLSA 3 1 1 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0