Zone apex
Start of authority
Email
Serial
2397643575
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m
Question and response
Question
dig u6102634.wl135.sendgrid.net. SOA
Answer
The response has no answer records.
Authority
wl135.sendgrid.net. 1800 SOA aisha.ns.cloudflare.com. dns.cloudflare.com. 2397643575 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0