SOA
Start of Authority
Primary NS
Mailbox
sysadmin-internal.whc.ca
Serial
2026060800
Refresh
3600
Retry
1800
Expire
1209600
Minimum TTL
86400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
protonmail-verification=06d61e18225087476a47d86eed461b633860358b
v=spf1 ip4:54.39.100.84 include:spf.web-dns1.com include:_spf.protonmail.ch ~all
A