middle.network
Health check

Ping, traceroute, MTR and port check tools

When something is unreachable or slow, these tools show whether packets get there, how long they take and where they stop.

10
tools
10
live now
10 tools
No tool matches. Try “dns”, “mail” or “ping”, or see every tool.

Reachability

4
Ping (ICMP) Ping a host and measure round-trip time and loss. Tested from around the world
TCP ping Time TCP connections to a port, even when ping is blocked. Tested from around the world
Port check Is a port open, closed or filtered? Tested from around the world
Port scannerBeta Scan 20 common ports and flag risky ones. Live lookup

Path and MTU

4
Traceroute Trace the path packets take to a host. Tested from around the world
TCP tracerouteBeta Traceroute over TCP to get through firewalls. Tested from around the world
MTRBeta Traceroute plus loss and jitter at every hop. Tested from around the world
MTU / PMTU discovery Find the largest packet that gets through. Tested from around the world

Routing and you

2
BGP / ASN lookup Which network announces an IP, and is it RPKI valid? Live lookup
Browser network testsBeta Your connection as our server sees it. Instant

Common questions

Ping a host, trace the route, run MTR, check and scan ports, find path MTU and look up the ASN behind an address.

Many servers and clouds block ping (ICMP) on purpose. Use TCP ping on port 443 instead; it tests the same path a browser uses.

From middle.network probe locations in regions around the world, so you see what users in each region see. The status page lists every location live.