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Overview Of All Tools

Reverse Tools

Reverse Google® Adsense

Find domains sharing the same Adsense ID.

Enter domain name or Adsense ID. Example: qrutils.com or pub-7232066202917795

Reverse Google® Analytics

Find domains sharing the same Analytics ID.

Enter domain name or Analytics ID. Example: qrutils.com or ua-15589237

Reverse IP

Find domains sharing the same IP address or subnet.

Enter domain name, IP address (IPv4 and IPv6) or subnet.

Reverse MX

Find domains sharing the same mail server.


Enter mail server, domain name, IP address (IPv4 and IPv6) or subnet. Example: dnslytics.com or alt1.aspmx.l.google.com


Handle input as domain name instead of MX record

We first check your input against our list of known mail servers (MX records). If we do not find any mail servers matching your input we will treat your input as a domain name and perform a live MX lookup.

Reverse NS

Find domains sharing the same name server.


Enter name server, domain name, IP address (IPv4 and IPv6) or subnet. Example: dnslytics.com or ns1.google.com


Handle input as domain name instead of NS record

We first check your input against our list of known name servers (NS records). If we do not find any name servers matching your input we will treat your input as a domain name and perform a live NS lookup.

History Tools

Reverse IP History

Find domains hosted in the past on a particular IP address.

Enter hostname or IP address (IPv4 and IPv6). Example: 176.9.89.55 or 2a01:4f8:200:1354::2

Reverse MX History

Find historical connected domains to a mail server (MX record).

Enter mail server. Example: alt1.aspmx.l.google.com

Reverse NS History

Find historical connected domains to a name server (NS record).

Enter name server. Example: ns1.google.com

Domain Tools

Domain Search

Find registered and dropped domains based on one or more keywords.


Enter one or more keywords. Example: amsterdam, ^philips or phone$


Registration/dropped date:

Domain status:

Top Level Domain:

Use ^ in front of a keyword to search for domains starting with that keyword. Use $ behind a keyword to search for domains ending with that keyword. Use ? as a wildcard for one character and * as a wildcard for zero or more characters. Use ! in front of a keyword to filter domains out. Use % to only show domains from one TLD.

Find Domain Typos

Find registered domain typos and misspellings for a domain.


Enter domain name. Example: amsterdam.nl or google.com


Registration date:

Include Top Level Domain in results:

Hosting History

Lookup historical IP, DNS, MX and SPF records of a domain name.

Enter domain name. Example: bbc.com

Whois Lookup

Find whois information related to a domain, IP address or AS number.

Enter domain name, IP address (IPv4 and IPv6) or AS number. Example: google.com, 8.8.8.8 or AS15169

Email & DNS Tools

DNS Lookup

Query the DNS server on all possible records.

Enter hostname or IP address (IPv4 and IPv6).

DNS Blackhole List

Check an IP address against 60 DNS based anti-spam databases.

Enter hostname or IPv4 address.

Email Test

Test an email address for successful delivery.

Enter valid email address. Example: info@amsterdam.nl

SPF Lookup

Lookup and parse the Sender Policy Framework (SPF) records of a domain.

Enter domain name. Example dnslytics.com

Network Tools

IP Geo Lookup

Show the geographical location for IP addressess.

Enter hostname or IP address (IPv4 and IPv6).

Mac Address Lookup

Lookup all details about a MAC address.

Enter MAC Address or network vendor. Example: 00-0C-29-9B-31-13 or 3com

Ping

Perform a ping command against an internet host.


Enter hostname or IP address (IPv4 and IPv6). See advanced options for ping type.


Ping type:

Port Scan

Perform a port scan against your own IP address.

This tool can only run against your own IP address.

Reverse Tinyurl

See what is behind every tiny URL.

Enter short URL. Example: tinyurl.com/kavpqx6 or goo.gl/VmSenH

Traceroute

Perform a traceroute command against an internet host.

Enter hostname or IP address (IPv4 and IPv6).