[dns-operations] Checking for signatures of a certain DNSKEY within a zone

[Dave Lawrence]

Klaus Darilion writes:
> Are there any tools (bash, php ...)  which accepts single 
> RRSIG RR and single DNSKEY RR and does the validation?

dnsviz can be run on the command line for pre-delegation testing,
using staged DNSSEC data as necessary.

https://github.com/dnsviz/dnsviz
https://indico.dns-oarc.net/event/25/contributions/394/attachments/364/628/2016-10-15-dnsviz-oarc.pdf