Domain Names & IP AddressesAlthough you may be able to work out who I am, I don't really care, as I can work out who you are. So beware of leaving footprints, as these are the types of footprint your computer could be leaving behind on every website you visit.
There is an interesting article about IP Addresses from the Privacy Commissioner of Canada Here.
Whois Domain Registration DetailsWhilst Law Enforcement can still request the WhoIs Registration details, due to the changes brought in with the adoption of the General Data Protection Regulation (GDPR) in May 2018, the publicly available WhoIs Registration Data has been removed by most providers. The best we can currently advise to use is at GoDaddy, who will return the WhoIs Registration details of sites if the registrant is outside of the EU;
For a limited number of reasons you can obtain the withheld non-public data on a .uk domain name by completing the WhoIs Request form from the below link and then emailing it to Here, however be aware Nominet report that they will notify the registrant of your request and your details;
Hopefully the WhoIs Registration details will come back at some time and then we will update this page with more useful links. Until then we have removed some of the links that were here and left some of the others, which are still useful, if you know how to dig for information.
Useful Domain Registration, IP & Network Research Tools
Reverse (Pre-GDPR) Whois Details Linked To Domain Names, Registrants and An E-Mail Addresses. Click Here To Open Multiple Tabs For These Pre-GDPR Searches (you must "Allow Pop-Ups" from this website to fully activate this link)
Google Analytic Linked Searches
Check-Out The WhoWas / WhoIs History Registration Details Of A Domain Name
Sites Where You Can See What Websites Are Hosted On A Server
The Five Regional Internet Registries
www.arin.net - American Registry for Internet Numbers
www.apnic.net - Asia Pacific Network Information Centre
www.afrinic.net - African Network Information Center
www.lacnic.net - Latin American and Caribbean Internet Addresses Registry
www.ripe.net - Reseaux IP Europeans Network Coordination Centre
Internal Network IP Addresses
When tracing an email you need to identify the originating IP Address and then sites like DomainTools & InfoSniper can be used to help show to who & where that IP Address is registered.
The following groups of IP Addresses are the IPv4 address ranges which are reserved for private networks;
10.0.0.0 - 10.255.255.255
169.254.1.0 - 169.254.255.255
172.16.0.0 - 172.31.255.255
192.168.0.0 - 192.168.255.255
Also the following IPv4 addresses are reserved for localhost communication;
127.0.0.0 - 127.255.255.255
And the following IPv4 addresses which are reserved for IANA Multicast Addressing / Special Use;
18.104.22.168 - 22.214.171.124