Fundamentals

Some useful links to explain the concepts of Web-Servers

Concepts

• http://computer.howstuffworks.com/web-server2.htm

• https://serversforhackers.com/hosting-web-applications

• https://danielmiessler.com/study/web-performance/

• https://launchschool.com/books/http/read/introduction

• https://github.com/alex/what-happens-when

• https://howhttps.works/

• https://dev.to/pratikaambani/explain-http-verbs-like-im-five-b10

• http://stackoverflow.com/questions/224664/difference-between-proxy-server-and-reverse-proxy-server

• https://dev.to/swyx/every-web-performance-test-tool-naj

Load Balancing

• https://blog.envoyproxy.io/introduction-to-modern-network-load-balancing-and-proxying-a57f6ff80236

• https://avinetworks.com/what-is-load-balancing

• https://levelup.gitconnected.com/l4-vs-l7-load-balancing-d2012e271f56

HTTP request lifecycle overview

• https://dev.to/dangolant/things-i-brushed-up-on-this-week-the-http-request-lifecycle-

Difference between http 443 and https 80

• http://serverfault.com/questions/705197/http-over-port-443-vs-https-over-port-80

HTTP status codes

• http://www.restapitutorial.com/httpstatuscodes.html

• https://httpstatuses.com/

• https://stackoverflow.com/questions/50143518/401-unauthorized-vs-403-forbidden-which-is-the-right-status-code-for-when-the-u

• https://stackoverflow.com/questions/3297048/403-forbidden-vs-401-unauthorized-http-responses

• https://geekflare.com/http-status-code-infographics/

Check website-availability issues - Tools

• https://www.site24x7.com/tools.html

• https://geopeeker.com/

• https://httpstatus.io/

cURL

• http://www.thegeekstuff.com/2012/04/curl-examples/

• http://www.slashroot.in/curl-command-tutorial-linux-example-usage

• https://curl.haxx.se/docs/httpscripting.html

• https://ec.haxx.se/curl.html

• http://www.codediesel.com/tools/6-essential-curl-commands/

• https://robots.thoughtbot.com/back-to-basics-http-requests

• https://blog.josephscott.org/2011/10/14/timing-details-with-curl/

• https://stackoverflow.com/questions/46362284/run-multiple-curl-commands-in-parallel

• http://http-prompt.com/

wGET

• http://www.thegeekstuff.com/2009/09/the-ultimate-wget-download-guide-with-15-awesome-examples/

• http://www.tecmint.com/10-wget-command-examples-in-linux/

• http://www.labnol.org/software/wget-command-examples/28750/

• http://www.linuxtechi.com/wget-command-practical-examples/

• https://alvinalexander.com/linux-unix/how-to-make-offline-mirror-copy-website-with-wget