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IP History

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

IP History

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

Enter hostname or IP address (IPv4 and IPv6). Example: tcpiputils.com or 148.251.153.34

Tool description

Find domains hosted in the past on a particular IP address. It shows a maximum of 1,000 domain names per IP address. Both IPv4 and IPv6 addresses are supported. Just type an IP address and click the Go button.

Example objectives

  • Discover previous hosted domain names of a company.
  • Perform research on (malicious) IP addresses.
  • Discover relations between IP addresses.

FAQ

Q: When did you start recording IP history?
A: We started recording history records in 2012. First we only saved A (IPv4) records and in 2014 we added AAAA (IPv6) records.

Q: How often do you resolve IP/DNS records for a domain?
A: Our DNS crawlers try to resolve every domain name once per month.

Q: How many domains do you have?
A: We have access to all gTLD (ex com, net, org) and nTLD (ex xyz, berlin, nyc) daily zone files. For ccTLD (ex de, fr, eu) our coverage is between 40% and 70% depending on the ccTLD.

Q: How many history records do you have?
A: On November 2015 we had 350 million IP history records on file.

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