Links
World Wide Web
Things to know about the World Wide Web
Cool URIs, E-Mail Header, History, Locating IP Address, Internet Slang
Cool URIs don´t change
Cool document from the inventor of HTML, Tim BL!
WWW: https://www.w3.org/Provider/Style/URI
E-Mail Header
How to Read and Analyze the Email Header Fields and Information about SPF, DKIM, SpamAssassin
WWW: https://www.arclab.com/…/how-to-read-and-analyze-the-email-header-fields-spf-dkim.html
History
Invention of the Internet
WWW: https://www.history.com/topics/inventions/invention-of-the-internet
Check and locate your IP Address
Using ip-info.org you can find out your current IP address and other important information. Localisation of the location (geodata) of the IP address as well as ping times from different data centres around the world. This information is interesting, for example, if you operate your own web cloud.
WWW: https://ip-info.org/en/
TLS certificate expired! If the operator does not renew the certificate very soon, I will have to remove the entry. That would be a pity.
Internet Slang
This is a list of both complete and abbreviated English Internet slang. Some of the abbreviations listed are not confined to the Internet, but are used in shorthand as well. Many come from specialized types of shorthand, such as military activities, scientific work, or medical terminology.
WWW: https://en.wiktionary.org/wiki/Appendix:English_internet_slang