wget --delete-after https://acme-v02.api.letsencrypt.org/directory
--2021-09-30 13:05:33-- https://acme-v02.api.letsencrypt.org/directory
Resolving acme-v02.api.letsencrypt.org (acme-v02.api.letsencrypt.org)... 172.65.32.248, 2606:4700:60:0:f53d:5624:85c7:3a2c
Connecting to acme-v02.api.letsencrypt.org (acme-v02.api.letsencrypt.org)|172.65.32.248|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 658 [application/json]
Saving to: ‘directory.tmp’
directory.tmp 100%[============================================================================>] 658 --.-KB/s in 0s
2021-09-30 13:05:34 (17.0 MB/s) - ‘directory.tmp’ saved [658/658]
curl -I https://acme-v02.api.letsencrypt.org/directory
HTTP/2 200
server: nginx
date: Thu, 30 Sep 2021 19:05:50 GMT
content-type: application/json
content-length: 658
cache-control: public, max-age=0, no-cache
replay-nonce: 0002NIlvHF4AlF4hxwACRL0A7-hXib9UdfN1UUe9zegdutM
x-frame-options: DENY
strict-transport-security: max-age=604800