Google
Domain verification
google-site-verification=lvwYLzIChn0lntGSCBzThx6ywrfrlTESapxFhE0ukvs
Mail.ru
Domain verification
mailru-verification: 125ebef53ef4a8ae
Yahoo
Domain verification
yahoo-verification-key=5jS5HdnNdVxgdJB4DzHOPqtPrHkL4rVeaqRuIF6XUmk=
Question and response
Question
dig smtpcorp.com. TXT
Answer
smtpcorp.com. 600 TXT "google-site-verification=lvwYLzIChn0lntGSCBzThx6ywrfrlTESapxFhE0ukvs"
smtpcorp.com. 600 TXT "mailru-verification: 125ebef53ef4a8ae"
smtpcorp.com. 600 TXT "v=spf1 mx include:spf.smtp2go.com ip4:210.48.71.198/30 -all"
smtpcorp.com. 600 TXT "yahoo-verification-key=5jS5HdnNdVxgdJB4DzHOPqtPrHkL4rVeaqRuIF6XUmk="
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0