ns2.firsthost.lv has no MX records.
Question and response
Question
dig ns2.firsthost.lv. MX
Answer
The response has no answer records.
Authority
firsthost.lv. 1800 SOA joaquin.ns.cloudflare.com. dns.cloudflare.com. 2396963574 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0