Today, we’re excited to announce PAN-OS 9.0, the latest version of the software that powers our next-generation firewalls. PAN-OS 9.0 delivers over 60 tightly integrated innovations that strengthen security. The new DNS Security service continues our tradition of expanding the platform and replacing disconnected point products. We have always set the standard for next-generation firewalls — keeping you on the cutting edge while simplifying security.

https://researchcenter.paloaltonetworks.com/2019/02/introducing-pan-os-9-0-stop-threats-hiding-dns-close-security-gaps/