Here is another PSA from Gary Illyes of Google. In short, if you serve a 4xx status code with your robots.txt file, then Google will ignore the rules you have specified in that file. Why? Well, 4xx ...

Google has published a new help document explaining how different HTTP status codes affect how a site appears in search results. A recent tweet suggests Google’s Gary Illyes had a hand in putting this ...

HTTP is a simple communication protocol based on TCP/IP and is the absolute substratum for data delivery on the World Wide Web. For many years, HTTP is serving as a powerful protocol wherein ...

HTTP is the standard protocol defining how information passes between your visitor’s browser and the server hosting your site and HTTP status codes are your handy way of knowing exactly what is ...

Google's Search Relations team shares which HTTP status codes matter most for SEO. Learn how redirects, 1xx codes, and network errors impact your site's performance. Google only cares if redirects are ...

Matt Cutts on How Google Handles 404 & 410 Status Codes In a recent webmaster help video, Google's Matt Cutts talks about the nuances of 404 vs. 410 status codes. While Google's crawlers treat 404s ...

Google is warning against using 404 and other 4xx client server status errors, such as 403s, for the purpose of trying to set a crawl rate limit for Googlebot. “Please don’t do that,” Gary Illyes from ...

Google’s head of search spam, Matt Cutts, posted a video today explaining the difference in how Google handles 404 and 410 error status codes. Both 404 and 410s are ...