ZGrab – Application Layer Scanner For ZMap

Keep on Guard!

ZGrab is a Go-based application layer scanner that operates with ZMap and supports multiple protocols and services including TLS, IMAP, SMTP, POP3 etc.

ZGrab - Application Layer Scanner For ZMap

It also stores TLS version and can detect Heartbleed.


You will need to have a valid $GOPATH set up, for more information about $GOPATH, see https://golang.org/doc/code.html.

Once you have a working $GOPATH, run:

This will install zgrab under $GOPATH/src/github.com/zmap/zgrab



You can download ZGrab here:


Or read more here.

Posted in: Hacking Tools, Network Hacking

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2 Responses to ZGrab – Application Layer Scanner For ZMap

  1. marcurdy January 17, 2017 at 11:27 pm #

    Does this improve upon the services detection built into nmap?

    • Darknet January 19, 2017 at 2:58 pm #

      It’s for ZMap not Nmap.