Please sign domain addons.mozilla.org with DNSSEC

[genodeftest]

Describe the problem and steps to reproduce it:

The server at addons.mozilla.org is not signed using DNSSEC.

Steps to reproduce:
With a dnssec-enabled dns server (such as unbound with dnssec-trigger), run $ dig addons.mozilla.org.

What happened?

No dnssec

What did you expect to happen?

Should have dnssec-enabled flags (RRSIG, …)

Anything else we should know?

Same bug report for bugzilla.mozilla.org: https://bugzilla.mozilla.org/show_bug.cgi?id=1384613
www.mozilla.org is signed.

A look at https://www.dnssec-tools.org/ might help.

[muffinresearch]

I've re-filed this as https://bugzilla.mozilla.org/show_bug.cgi?id=1398164