Great Links

BIND Logging – some basic recommendations

https://kb.isc.org/docs/aa-01526

Microsoft to add DANE and DNSSEC support to Exchange Online servers

https://www.zdnet.com/article/microsoft-to-add-dane-and-dnssec-support-to-exchange-online-servers/

Maltronics Site

https://maltronics.com/

Maltronics Documentation

http://docs.maltronics.com/

Turning off or disabling SELinux

https://www.revsys.com/writings/quicktips/turn-off-selinux.html

A tcpdump Tutorial with Examples — 50 Ways to Isolate Traffic

https://danielmiessler.com/study/tcpdump/

Hacking Tricks

https://book.hacktricks.xyz/

IBM’s Quad 9 Video

https://www.techrepublic.com/videos/video-ibms-new-dns-was-designed-with-privacy-as-the-top-priority/

How To Run Multiple PHP Versions on One Server Using Apache and PHP-FPM on CentOS 7

https://www.digitalocean.com/community/tutorials/how-to-run-multiple-php-versions-on-one-server-using-apache-and-php-fpm-on-centos-7

https://www.techrepublic.com/article/why-your-company-should-consider-implementing-dns-security-extensions/

Try Hack Me

https://tryhackme.com/room/welcome

DNS-SEC Debugger

https://dnssec-debugger.verisignlabs.com/ibm.com

DNS SEC

https://www.digitalocean.com/community/tutorials/how-to-setup-dnssec-on-an-authoritative-bind-dns-server–2

DNSSEC, SPF, DKIM and DMARC explained

https://community.microfocus.com/t5/GroupWise-Tips-Information/DNSSEC-SPF-DKIM-and-DMARC-explained/ta-p/1777323

How to Check PHP Version

https://www.thegeekdiary.com/how-to-check-the-php-version-on-linux/