Ping

Measures round-trip latency to any host or IP

Traceroute

Traces the full network path to a destination

MTR

Traceroute + ping combined — loss% and latency per hop

DNS Lookup

Queries A, AAAA, MX, CNAME, TXT and more

WHOIS

Registration info for domains and IPs

Port Check

Tests whether a TCP port is open on a host

Reverse Lookup

Resolves hostname from IP address (PTR)

Country by IP

Geolocates any IP to country, region, ISP

MAC Vendor

Identifies hardware manufacturer from MAC

Network Calculator

Subnet range, broadcast, host count from CIDR

Mask Calculator

Converts subnet mask to/from prefix length

Unit Converter

Converts between bandwidth and data units

My IP

Your public IP, ISP, ASN, location and VPN detection

Bandwidth Meter

Download test files to measure your speed