I ran this command: letsencrypt certonly --webroot -w webroot-path -d jobboard.scs.mcgill.ca -email devops@careerleaf.com --agree-tos --text -vvvvvv
It produced this output:
Connection: close
{
“type”: “urn:ietf:params:acme:error:rateLimited”,
“detail”: “Error finalizing order :: too many certificates already issued for: mcgill.ca: see https://letsencrypt.org/docs/rate-limits/”,
“status”: 429
}
Storing nonce: Odj_pY6sjrlix6lbojZeNXPQtbtgYX_ggL6IpBv63Ko
Exiting abnormally:
.
.
.
Error: urn:ietf:params:acme:error:rateLimited :: There were too many requests of a given type :: Error finalizing order :: too many certificates already issued for: mcgill.ca: see https://letsencrypt.org/docs/rate-limits/
My web server is (include version): nginx 1.4.6-1ubuntu3.8
The operating system my web server runs on is (include version): Ubuntu 14.04
My hosting provider, if applicable, is:
I can login to a root shell on my machine (yes or no, or I don’t know): yes
I’m using a control panel to manage my site (no, or provide the name and version of the control panel): no
That website relies on the crt.sh CT database, which has unfortunately been backlogged recently, so it's not counting most of the last few days of certificates.
If you use a different (and inevitably harder to use) tool, you'll find many more certificates. For example, this Censys search might work: