SOA
Start of Authority
Primary NS
Mailbox
systemshl.o2switch.fr
Serial
2025033100
Refresh
3600
Retry
7200
Expire
1209600
Minimum TTL
86400
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch ~all
protonmail-verification=6a7f25c175895d390d3cec9601d41440561a5fcd
A