Zone apex
Start of authority
Email
Serial
2398373864
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m
Question and response
Question
dig wl004.sendgrid.net. SOA
Answer
wl004.sendgrid.net. 1800 SOA aisha.ns.cloudflare.com. dns.cloudflare.com. 2398373864 10000 2400 604800 1800
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0