John Mueller

★★★ Is it true that Google can index JavaScript content once it's rendered?

If a page loaded and rendered in the browser displays unique content via JavaScript, it is considered a unique page even if generated by JavaScript. Google processes JavaScript, and the URL Inspection...

Nov 07, 2021 ⚡ Analysis available

★★ Are 302 redirects really just temporary?

If Google detects 302 redirects that are maintained for a long time and considers them not temporary, these redirects will be treated exactly like 301 redirects....

Nov 07, 2021 ⚡ Analysis available

★★ Does Google Really Accept 301s with No-Cache Cache-Control Headers?

Google accepts 301 redirects with no-cache cache-control headers. If it's a 301, it is treated as such, regardless of additional cache headers. Google's crawling system works differently from browsers...

Nov 07, 2021 ⚡ Analysis available

★★★ Do No-Index Pages Really Affect Your Crawl Budget?

Having no-index pages does not affect the crawling ability of the rest of the site, unless millions of pages need to be crawled to discover the indexable pages. The ratio of indexable to non-indexable...

Nov 07, 2021 ⚡ Analysis available

★★★ Why do core updates prioritize the overall quality of websites?

Core updates primarily concern the relevance and overall quality of a site, not technical issues or spam. Spammy links generally do not affect performance during a core update. Significant changes oft...

Nov 07, 2021 ⚡ Analysis available

★★★ Is it true that 302 redirects pass PageRank?

302 redirects do not cause any negative SEO effects and they pass PageRank. The difference with 301 redirects is that 302 redirects keep the original URL indexed, while 301s result in indexing the des...

Nov 07, 2021 ⚡ Analysis available

★★ Are RSS feeds really impacting SEO crawling?

Having RSS feeds is not problematic for crawling, even though Googlebot frequently fetches them. Google's systems automatically balance the crawl across a website, crawling some pages more often only ...

Nov 03, 2021 ⚡ Analysis available

★★★ Why Are Redirects Essential When Changing URLs?

To assist Google in focusing on the new version of a modified website, it is recommended to use redirects from the old URLs to the new ones....

Nov 03, 2021 ⚡ Analysis available

★★★ Is it true that you can't reset a website's indexing?

It is not possible to reset a website's indexing. If the site has been modified, search engines will automatically focus on the new version and gradually ignore the old version over time....

Nov 03, 2021 ⚡ Analysis available

★★ Why isn't there a one-size-fits-all solution for sitemaps in SEO?

There isn't a straightforward universal solution for sitemaps that works for all types of websites. Most site configurations have their own simple sitemap solutions built-in or available through plugi...

Nov 03, 2021 ⚡ Analysis available

★★★ Is blocking CSS files a risk to your SEO strategy?

Blocking CSS files in robots.txt can cause problems and should be avoided. Being able to see a page fully helps Google better understand the page and confirm that it is mobile-friendly....

Nov 03, 2021 ⚡ Analysis available

★★★ Can Penguin Really Penalize an Entire Website and Not Just Individual Pages?

John Mueller also explained in this hangout that Penguin (long integrated into the search engine's general algorithm) doesn't just analyze backlinks (and potentially ignore them) at the granular level...

Nov 02, 2021 ⚡ Analysis available

★★★ Does Your CMS Choice (WordPress, WooCommerce...) Really Impact Your Google SEO Rankings?

John Mueller explained during a webmaster hangout that the search engine does not rank the sites it crawls and analyzes based on the CMS used (when it can potentially be detected). Using WordPress doe...

Nov 02, 2021 ⚡ Analysis available

★★ Why should you steer clear of using a generic author name on your SEO site?

It's essential to avoid using generic author names like admin since they provide no information to users. A brand name is acceptable, but for certain topics like health, identifying a qualified expert...

Oct 30, 2021 ⚡ Analysis available

★★ Do Web Stories Really Influence Your SEO?

Web Stories must be linked from significant pages on the site for Google to understand their importance. They need to contain sufficient textual content as they are indexed like normal HTML pages, des...

Oct 30, 2021 ⚡ Analysis available

★★★ How important is field data for Core Web Vitals?

Core Web Vitals depend on field data collected through mobile Chrome. Without sufficient data, Search Console displays nothing, and Google cannot use these metrics for ranking. Zero good URLs typicall...

Oct 30, 2021 ⚡ Analysis available

★★ Is it true that Google Penguin impacts site trust with spam links?

Google tries to ignore identified spam links. If the systems detect a very strong pattern of link spam on a site and cannot isolate those links, they may reduce the trust placed in the site and take a...

Oct 30, 2021 ⚡ Analysis available

★★★ Do social metrics really influence SEO?

Google does not consider social media activity (followers, likes, shares) as a ranking factor. Social profiles and pages are treated like normal HTML pages if they contain crawlable links and indexabl...

Oct 30, 2021 ⚡ Analysis available

★★ Is Hreflang really always necessary?

Before implementing hreflang for a multilingual site, you should check in Search Console if Google is already showing the right pages in the correct languages. If that’s the case, hreflang may be redu...

Oct 30, 2021 ⚡ Analysis available

★★★ Does translated content truly impact SEO?

Translated content in another language is seen as completely different by Google. Translations are never treated as duplicate content because the words and text are different....

Oct 30, 2021 ⚡ Analysis available