duplex.link

  • DNS
  • Certs
  • Website Info
  • IP Info
  • Whois
  • RDAP
SOA

Start of Authority

Primary NS
ns-1778.awsdns-30.co.uk
Mailbox
awsdns-hostmaster.amazon.com
Serial
1
Refresh
7200
Retry
900
Expire
1209600
Minimum TTL
86400
MX

Mail Exchangers

mail.protonmail.ch10mailsec.protonmail.ch20
TXT

TXT Records

protonmail-verification=b745e2b96bda98ddbe9546316f6f113f1f200230
v=spf1 include:_spf.protonmail.ch mx ~all