https не доступна для робота

 
# HTTPS redirect if available
RewriteCond %{HTTPS} !=on
RewriteRule ^(.*)$ https://%{HTTP_HOST}/$1 [R=301,L]
 

 
sitemap: https://site.ru/sitemap.xml
Host: https://site.ru
 

 
[b]Ответ "https://site.ru" → Робот-зеркальщик[/b]
Код статуса HTTP	503 Service Unavailable
Время ответа сервера	129 мс
IP сайта	37.140.192.xx
Кодировка	UTF-8(unicode-1-1-utf-8, UTF8)
Размер страницы	87 Б
Server: nginx
Date: Thu, 09 Apr 2020 05:36:46 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
X-Powered-By: InstantCMS
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Set-Cookie: ICMSSID=9f33...; path=/; HttpOnly
Set-Cookie: icms[device_type]=desktop; expires=Fri, 09-Apr-2021 05:36:46 GMT; Max-Age=31536000; path=/; httponly
Set-Cookie: icms[guest_date_log]=1586410606; expires=Fri, 09-Apr-2021 05:36:46 GMT; Max-Age=31536000; path=/; httponly
[b]Содержимое страницы[/b]
<h1>
  503 Service Unavailable
</h1>
<h2>
  Please, enable debug mode in the site settings
</h2>
 

 
RewriteCond %{HTTPS} !=on
RewriteRule ^(.*)$ https://%{HTTP_HOST}/$1 [R=301,L]
 
 

 
RewriteCond %{HTTP_HOST} ^www\.(.*)$ [NC]
RewriteRule ^(.*)$ https://%1/$1 [R=301,L]
RewriteCond %{HTTPS} off
RewriteRule .* https://%{SERVER_NAME}%{REQUEST_URI} [R=301,L]
 

 
RewriteCond %{HTTPS} off
RewriteRule .* https://%{SERVER_NAME}%{REQUEST_URI} [R=301,L]
 

# InstantCMS rewriting rules
 
# Initialization
AddDefaultCharset utf-8
Options -Indexes
RewriteEngine on
 
# HTTPS redirect if available
RewriteCond %{HTTPS} !=on
RewriteRule ^(.*)$ https://%{HTTP_HOST}/$1 [R=301,L]
RewriteCond %{HTTPS} off
RewriteRule .* https://%{SERVER_NAME}%{REQUEST_URI} [R=301,L]
 
# Hide text files
RewriteRule ^.htaccess$ - [F]
RewriteRule ^credits.txt$ - [F]
RewriteRule ^readme.txt$ - [F]
RewriteRule ^license.(.*).txt$ - [F]
 
# Remove trailing slash from URLs
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.+)/$  /$1 [R=301,L]
 
# Sitemaps
RewriteRule ^sitemap(.*).xml$ ./cache/static/sitemaps/sitemap$1.xml [L]
 
# Engine routing
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ ./index.php [L]