NetworkTools
Check your domain, hostname, or IP infrastructure — from sysadmin.lk.
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Popular Tools
DNS Lookup
A record for a domain
MX Lookup
Mail servers for a domain
Ping
Latency and packet loss
Traceroute
Hop-by-hop network path
Port Checker
Common TCP ports
IP Lookup
PTR, ASN, WHOIS/RDAP
SPF Checker
Sender Policy Framework
DMARC Checker
Mail authentication policy
SSL Checker
Certificate details and grade
Blacklist Checker
DNSBL reputation lookup