You can verify diasp.org Warrant Canary status with this command on your system console

delv _canary.diasp.org txt +short
OR
dig _canary.diasp.org txt +short (this will get you results without validating the DNSSEC is valid)

You would get a response of:
"version=canary1; warrants=0; date=20191122; expires=20200614;"

Meaning:
version= DNS Warrant Canary Version
warrants= number we have been issued
date= YYYYMMDD of when this was issued
expires= YYYYMMDD of when this expires, if expired then canary is dead

Running with +vtrace to validate the RRSIG:
delv _canary.diasp.org txt +vtrace
; fully validated _canary.diasp.org. 21599 IN TXT "version=canary1; warrants=0; date=20191122; expires=20200614;" _canary.diasp.org. 21599 IN RRSIG TXT 10 3 86400 20200716000000 20200625000000 34464 diasp.org. VBcn7pmgq3INP6FZSy3xF9/zZTwDxBqIzj0WzpvoxknRFLDNvRZqDnzX X7hMssBqmeSndF8vc+lccsr/qEdq1R3x1N0yRraQ616WNeECbyU253m9 Xxfw7u8PXSuu0ieyNATgnm05HL6euh0f+Xb03x+FYk9wY48H26aXbGeK iNziBSbdnNoxzwVGNH7aC4ENkiw3wm5Aq4YJdwUlMBgi/uGbZ7o1r8GR Em14xZOdSgHXjlBXC6w5s0sG68xmduRPl1X1nU0qng5gemlRSaZ5wb8z SktfwH7pV1u5LTsmktNhqT1actD3KSCbJNI/BT76/PykyWPBHH7xOCjT B9utkw==

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