Apex, subdomain, or URL. We figure it out.

DNS history
TypeNameValueTTL
Afrontendmasters.com
1m
Afrontendmasters.com
1m
Afrontendmasters.com
1m
MXfrontendmasters.com
10 alt1.aspmx.l.google.com.
5m
MXfrontendmasters.com
10 alt2.aspmx.l.google.com.
5m
MXfrontendmasters.com
10 aspmx.l.google.com.
5m
MXfrontendmasters.com
10 aspmx2.googlemail.com.
5m
MXfrontendmasters.com
10 aspmx3.googlemail.com.
5m
NSfrontendmasters.com
ns-246.awsdns-30.com.
2d
NSfrontendmasters.com
ns-777.awsdns-33.net.
2d
NSfrontendmasters.com
ns-1157.awsdns-16.org.
2d
NSfrontendmasters.com
ns-1593.awsdns-07.co.uk.
2d
SOAfrontendmasters.com
ns-246.awsdns-30.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
15m
TXTfrontendmasters.com
"MS=ms87176140"
5m
TXTfrontendmasters.com
"google-site-verification=N9yATzG6ZSgGZuu4SoAwUNqs8MEhgvAlHjM19mqoYus"
5m
TXTfrontendmasters.com
"google-site-verification=NSK1CEcSMQVVkE5CHvc2_VHRRvXeSsSjU0HwEiOt1jY"
5m
TXTfrontendmasters.com
"google-site-verification=YUASJ0wWO1yIQzgpDa2tQE9QGAxWylT3xKsK0MhelT0"
5m
TXTfrontendmasters.com
"google-site-verification=cgnXuOKyRizbRJE6KTM6wgmsOt8SgC9vMRwqrX-2yLw"
5m
TXTfrontendmasters.com
"v=spf1 a mx include:_spf.google.com include:sendgrid.net include:amazonses.com ~all"
5m