NSToolBox
☰
DNS Lookup
Port Check
Ping
Speed Test
MX Lookup
Mail Health
SPF & DMARC
SSL Check
Whois
PTR Record
SRV Record
Blacklist Check
DNS Propagation Checker
Check DNS records across multiple servers globally and locally.
A Record
AAAA Record
CNAME
MX
TXT
NS
All Location (Iran and All around the World)
Iran Only
External Servers Only
Check DNS