Google Webmaster Tools returning 404s for pages that exist
100089
How to fix soft 404 errors in GWT?
66446
jQuery's jquery-1.10.2.min.map is triggering a 404 (Not Found)
52181
How to fix "404 Not Found" crawl errors reported by Google in Search Console
116115
WordPress with SOFT 404 in Google Search Console (WMT) What causes Q82019309.com?
138558
urllib2 returns 404 for a website which displays fine in browsers
86469
Should users be directed to a 404 page or a landing page?
115156
404 when accessing website from IP address on VPS
26263
Need to redirect the non-existence URL's to 404 page instead of parent url
125012
Google search results showing up a URL on its search which doesn't exist on the website
136564
Login page returning 404
5748
Google Fetch Returning 404 Pages That Are Tags With A Web Address Added To The End
145458
SEO - Delete old indexed pages from Google 301 vs 404?
36143
Number of indexed pages with "site:" search less than reported in Google Webmaster Tools
113724
Google search of links:mysite.com returns less links than imagined
128978
Webmaster Tools shows URL errors linked from http://com.example.www/:http
118749
can google index/crawl random subdomains that aren't linked to from anywhere
116998
404 Not Found Errors -> Redirect