dns

How to extract top-level domain name (TLD) from URL

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Here’s a great python module someone wrote to solve this problem after seeing this question: https://github.com/john-kurkowski/tldextract The module looks up TLDs in the Public Suffix List, mantained by Mozilla volunteers Quote: tldextract on the other hand knows what all gTLDs [Generic Top-Level Domains] and ccTLDs [Country Code Top-Level Domains] look like by looking up the … Read more

Assigning a domain name to localhost for development environment

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If you edit your etc/hosts file you can assign an arbitrary host name to be set to 127.0.0.1. Open up /etc/hosts in your favorite text editor and add this line: 127.0.0.1 www.example.com Unsure of how to avoid specifying the port in the HTTP requests you make to example.com, but if you must avoid specifying that … Read more

Reverse ip, find domain names on ip address

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You can use nslookup on the IP. Reverse DNS is defined with the .in-addr.arpa domain. Example: nslookup somedomain.com yields 123.21.2.3, and then you do: nslookup 123.21.2.3 this will ask 3.2.21.123.in-addr.arpa and yield the domain name (if there is one defined for reverse DNS).

How do I solve the “server DNS address could not be found” error on Windows 10? [closed]

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There might be a problem with your DNS servers of the ISP. A computer by default uses the ISP’s DNS servers. You can manually configure your DNS servers. It is free and usually better than your ISP. Go to Control Panel → Network and Internet → Network and Sharing Centre Click on Change Adapter settings. … Read more

How to fix: Domain does not resolve to the GitHub Pages server. Error in Github Pages for custom domain setup with Enforce HTTPS Enabled?

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For anyone stumbling across this. Actually I realized I have outlined the correct method to set this up with Github Pages. And this is in line with what is recommended by Github as of today and works perfectly well. Just make sure you wait for the DNS Propagation to take effect which in some cases … Read more

Why does Microsoft Edge open some local websites, but not others, where the domain name is routed to 127.0.0.1 in hosts file

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Your network can block loopback as a security measure in Windows 10. Open a command prompt as administrator, and run this to exempt Edge from a loopback: CheckNetIsolation LoopbackExempt -a -n=”Microsoft.MicrosoftEdge_8wekyb3d8bbwe” (Microsoft.MicrosoftEdge_8wekyb3d8bbwe is the identifier for the Edge app) There’s a blog post here giving more detail: https://blogs.msdn.microsoft.com/msgulfcommunity/2015/07/01/how-to-debug-localhost-on-microsoft-edge/