It seems there is some conflicts of some sort, while in the moment I enabled pagespeed, imediatelly my pages goes from 404 to 501 and back and forth to white screen.
While access console shows:
94.112.41.18 - - [23/Nov/2020:20:35:13 +0100] "GET / HTTP/2.0" 404 1 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.001 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:14 +0100] "GET / HTTP/2.0" 200 1 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.000 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:14 +0100] "GET /favicon.ico HTTP/2.0" 302 2150 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.002 ua="-" us="-" ut="-" ul="-" cs=HIT
94.112.41.18 - - [23/Nov/2020:20:35:14 +0100] "GET /wp-content/uploads/2020/11/cropped-web-programming-32x32.png HTTP/2.0" 200 560 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.001 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:15 +0100] "GET / HTTP/2.0" 200 1 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.000 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:15 +0100] "GET / HTTP/2.0" 200 1 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.000 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:15 +0100] "GET /favicon.ico HTTP/2.0" 302 2150 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.001 ua="-" us="-" ut="-" ul="-" cs=HIT
94.112.41.18 - - [23/Nov/2020:20:35:16 +0100] "GET /favicon.ico HTTP/2.0" 302 2150 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.001 ua="-" us="-" ut="-" ul="-" cs=HIT
94.112.41.18 - - [23/Nov/2020:20:35:16 +0100] "GET / HTTP/2.0" 499 0 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.000 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:16 +0100] "GET / HTTP/2.0" 200 1 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.000 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:16 +0100] "GET /wp-content/uploads/2020/11/cropped-web-programming-32x32.png HTTP/2.0" 200 560 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.001 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:17 +0100] "GET /favicon.ico HTTP/2.0" 302 2150 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.002 ua="-" us="-" ut="-" ul="-" cs=HIT
94.112.41.18 - - [23/Nov/2020:20:35:17 +0100] "GET /wp-content/uploads/2020/11/cropped-web-programming-32x32.png HTTP/2.0" 200 560 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.001 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:17 +0100] "GET / HTTP/2.0" 200 1 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.000 ua="-" us="-" ut="-" ul="-" cs=-
94.112.41.18 - - [23/Nov/2020:20:35:17 +0100] "GET /favicon.ico HTTP/2.0" 302 2150 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.001 ua="-" us="-" ut="-" ul="-" cs=HIT
94.112.41.18 - - [23/Nov/2020:20:35:17 +0100] "GET /wp-content/uploads/2020/11/cropped-web-programming-32x32.png HTTP/2.0" 200 560 "https://uhl.site/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4327.0 Safari/537.36" "-" "uhl.site" sn="uhl.site" rt=0.001 ua="-" us="-" ut="-" ul="-" cs=-
And errror log:
2020/11/23 20:36:08 [debug] 3767127#0: *491 CollectAccumulatedWrites, 0
2020/11/23 20:36:21 [notice] 3767127#0: *492 "443" matches "443", client: 35.200.109.119, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:21 [notice] 3767127#0: *492 "/wp-admin/|/xmlrpc.php|wp-.*.php|/feed/|index.php|sitemap(_index)?.xml" does not match "/", client: 35.200.109.119, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:21 [notice] 3767127#0: *492 "comment_author|wordpress_[a-f0-9]+|wp-postpass|wordpress_no_cache|wordpress_logged_in" does not match "", client: 35.200.109.119, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:21 [notice] 3767127#0: *492 "/wp-admin$" does not match "/", client: 35.200.109.119, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:21 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Trying to serve rewritten resource in-place: https://uhl.site/
2020/11/23 20:36:21 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Cache entry is expired: https://uhl.site/ (fragment=uhl.site)
2020/11/23 20:36:21 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Could not rewrite resource in-place because URL is not in cache: https://uhl.site/
2020/11/23 20:36:21 [notice] 3767127#0: *492 "443" matches "443", client: 35.200.109.119, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:21 [notice] 3767127#0: *492 "/wp-admin/|/xmlrpc.php|wp-.*.php|/feed/|index.php|sitemap(_index)?.xml" does not match "/", client: 35.200.109.119, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:21 [notice] 3767127#0: *492 "comment_author|wordpress_[a-f0-9]+|wp-postpass|wordpress_no_cache|wordpress_logged_in" does not match "", client: 35.200.109.119, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:21 [notice] 3767127#0: *492 "/wp-admin$" does not match "/index.php", client: 35.200.109.119, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:21 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Trying to serve rewritten resource in-place: https://uhl.site/
2020/11/23 20:36:21 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Cache entry is expired: https://uhl.site/ (fragment=uhl.site)
2020/11/23 20:36:21 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Could not rewrite resource in-place because URL is not in cache: https://uhl.site/
2020/11/23 20:36:21 [debug] 3767127#0: *492 CollectAccumulatedWrites, 0
2020/11/23 20:36:25 [notice] 3767127#0: *493 "443" matches "443", client: 35.246.163.41, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:25 [notice] 3767127#0: *493 "/wp-admin/|/xmlrpc.php|wp-.*.php|/feed/|index.php|sitemap(_index)?.xml" does not match "/", client: 35.246.163.41, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:25 [notice] 3767127#0: *493 "comment_author|wordpress_[a-f0-9]+|wp-postpass|wordpress_no_cache|wordpress_logged_in" does not match "", client: 35.246.163.41, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:25 [notice] 3767127#0: *493 "/wp-admin$" does not match "/", client: 35.246.163.41, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:25 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Trying to serve rewritten resource in-place: https://uhl.site/
2020/11/23 20:36:25 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Cache entry is expired: https://uhl.site/ (fragment=uhl.site)
2020/11/23 20:36:25 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Could not rewrite resource in-place because URL is not in cache: https://uhl.site/
2020/11/23 20:36:25 [notice] 3767127#0: *493 "443" matches "443", client: 35.246.163.41, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:25 [notice] 3767127#0: *493 "/wp-admin/|/xmlrpc.php|wp-.*.php|/feed/|index.php|sitemap(_index)?.xml" does not match "/", client: 35.246.163.41, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:25 [notice] 3767127#0: *493 "comment_author|wordpress_[a-f0-9]+|wp-postpass|wordpress_no_cache|wordpress_logged_in" does not match "", client: 35.246.163.41, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:25 [notice] 3767127#0: *493 "/wp-admin$" does not match "/index.php", client: 35.246.163.41, server: uhl.site, request: "HEAD / HTTP/1.1", host: "uhl.site"
2020/11/23 20:36:25 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Trying to serve rewritten resource in-place: https://uhl.site/
2020/11/23 20:36:25 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Cache entry is expired: https://uhl.site/ (fragment=uhl.site)
2020/11/23 20:36:25 [info] 3767127#0: [ngx_pagespeed 1.13.35.2-0] Could not rewrite resource in-place because URL is not in cache: https://uhl.site/
2020/11/23 20:36:25 [debug] 3767127#0: *493 CollectAccumulatedWrites, 0
