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Share Your Experience: Take the 2024 Developer Survey
54 votes
Accepted

Why would Wikipedia show set external links as rel="nofollow"?

One of the ways search engines determine what Google calls “PageRank” is by the number of incoming links, with more weight given to sites with high page-ranks (NB: I will use this term as the generic ...
Dwev's user avatar
  • 486
21 votes
Accepted

What is the difference between "nofollow" and "noreferrer" link from SEO perspective?

The difference is that, in theory, rel="noreferrer" should not have any SEO impact, while nofollow clearly specifies that the link does not endorse in any way the target URL. nofollow was invented by ...
marcanuy's user avatar
  • 2,644
16 votes
Accepted

What if using rel="dofollow" and rel="nofollow" together for a link?

No such thing as dofollow: The dofollow attribute does NOT EXIST in either rel or meta, this is due to the fact that by default both pages and links are considered dofollow unless you use nofollow. ...
Simon Hayter's user avatar
14 votes

What is the difference between "nofollow noopener" vs. just "nofollow"?

nofollow will give you granular control to individual external links such as a webpage you don’t necessarily endorse or an internal link you want to prevent bots to access or index such as your ...
Raul Reyes's user avatar
  • 2,476
9 votes

Do search engines still crawl a noindex page

Yes, Google still crawl webpages that have noindex tag. But if you have same content on two different webpages and one URL contain noindex tag, while second does not, then you should not worry about ...
Goyllo's user avatar
  • 5,507
7 votes
Accepted

What is meaning of "nofollow me noreferrer" in a rel attribute of a link?

Rel attribute can contain multiple value. Here is reference link. The value of this attribute is a space-separated list of link types. <a href="http://www.website.com" rel="nofollow"/> <a ...
Goyllo's user avatar
  • 5,507
7 votes
Accepted

Do search engines still crawl a noindex page

As Goyllo has already stated, search engine bots will crawl pages that have a noindex meta tag. If you think about it, they need to crawl the page in order to see the noindex meta tag in the first ...
MrWhite's user avatar
  • 42.8k
7 votes
Accepted

Should you use nofollow links to original sources?

In my opinion you are overthinking this. I recommend using dofollow for any link that you as the writer endorse as worthwhile, relevant content. I recommend using nofollow for any link that's been ...
Maximillian Laumeister's user avatar
5 votes

What if using rel="dofollow" and rel="nofollow" together for a link?

The tag rel="dofollow" doesn't exist, it does nothing if anybody uses it. Having two rel attributes in the same tag is an error, regardless of their value.
Josip Ivic's user avatar
  • 3,878
5 votes

rel="nofollow" On Quality User Supplied Links

if the linked to page is context appropriate and of a high value wouldn't it be better to allow the passing of pagerank? Quite probably yes. But unfortunately, in the real world, for arbitrary user ...
MrWhite's user avatar
  • 42.8k
5 votes

What is the difference between "nofollow noopener" vs. just "nofollow"?

rel="noopener" is used so that when a new window is created upon clicking a link, malicious javascript code running in the new window will not access your previous window via the window.opener ...
Prinny's user avatar
  • 1,388
5 votes

Should links to PDFs have the 'nofollow' attribute?

No-no-no, don't let Semrush misguide you. It is indeed only your decision about indexing/deindexing of PDF. In general, Google loves PDFs. I would noindex them only in case they dublicate the ...
Evgeniy's user avatar
  • 10.1k
4 votes
Accepted

rel="nofollow" on randomly generated internal links

Showing random post from your site is a pretty common practice, adding rel="nofollow" to such links makes no sense at all because it goes against what nofollow really means. nofollow just indicates ...
marcanuy's user avatar
  • 2,644
4 votes

Why would Wikipedia show set external links as rel="nofollow"?

There's a couple of reasons why any website (including Wikipedia) that welcomes user content today would make links as no-follow. Links can become outdated and may even return error pages (example: ...
Mike -- No longer here's user avatar
4 votes
Accepted

SEO effects of footer attribution link to website builder's site

I'll not recommend using external dofollow footer links cause: Many of them will be off-topic so your ranks will not be affected Multiple links from the same domain (for SEO it's better quality than ...
Emirodgar's user avatar
  • 3,817
4 votes
Accepted

How to deal with data-sheet and product PDFs which are repeated over the web?

Google usually tries to index the authoritative, original source for such content. Ideally Google would index the copy of these PDFs on the manufacturer website. Manufacturers that are removing ...
Stephen Ostermiller's user avatar
4 votes

Should you use "rel=sponsored" on internal links?

I wouldn't. This might rub some the wrong way, but unless the site gets a ton of traffic (thus the primary benefit) and building authority is not a goal, I can't imagine why anyone would want to pay ...
Mike Ciffone's user avatar
  • 6,390
4 votes

Browser seems to automatically add 'nofollow' to links, even though it's not in the page source

As this is happening across all browsers I'd say it's unlikely a browser extension is doing this. Although still check if it happens with any turned off. Failing that, it may be that the site is ...
Max's user avatar
  • 6,127
3 votes

rel="nofollow" On Quality User Supplied Links

Here are some options that make you situation safe with google and other search engines: If you have no script programming experience (For example, if you build websites using point-and-click ...
Mike -- No longer here's user avatar
3 votes
Accepted

Impact of adding 'nofollow' in relation to my own website

Using rel="nofollow" on external links will not increase or decrease your own rankings. It may however increase theirs or decrease. Generally when SEO link audits take place they look to remove low ...
Simon Hayter's user avatar
3 votes

How to link and pass absolutely no link juice

Nofollow is what you are looking for. It doesn't pass any link juice and google wont open or save them. In general, we don't follow them. This means that Google does not transfer PageRank or ...
RolfRB's user avatar
  • 363
3 votes

How can I tell if a site uses dofollow or nofollow links?

Right Click to on your browser and click “View page source”or use short cut key ctrl + U Next, Search the nofollow. If you see a rel=”nofollow” attribute, in that link than its nofollow. Otherwise, ...
epageindia's user avatar
3 votes

How can I tell if a site uses dofollow or nofollow links?

There is no such thing as dofollow, if you can't find either nofollow on the page or site then it is assumed that all links are follow. You can tell if a site is no follow by viewing the source code ...
Simon Hayter's user avatar
3 votes

What is the difference between "nofollow" and "noreferrer" link from SEO perspective?

"nofollow" is used by Google, to specify that the Google search spider should not follow that link "Noreferrer": Specifies that the browser should not send a HTTP referrer header if the user follows ...
Software Engineer's user avatar
3 votes

Even nofollow links can hurt my website?

Marketing and general people advice you do not worry about nofollow outbound links, but matt cutts said nofollow link sculpt your pagerank (check 4th and 5th Question). I don't know weather it is ...
Goyllo's user avatar
  • 5,507
3 votes

What is the difference between "nofollow noopener" vs. just "nofollow"?

The noopener link relationship has nothing to do with the nofollow link relationship. Google says:- When your page links to another page using target="_blank", the new page runs on the same ...
zigojacko's user avatar
  • 5,072
3 votes

Is there any SEO issue to give nofollow for mailto links?

Checking the official doc: "Nofollow" provides a way for webmasters to tell search engines "Don't follow links on this page" or "Don't follow this specific link." [...]. It is used for untrusted ...
Emirodgar's user avatar
  • 3,817
3 votes

Roundup Posts For SEO

If it is useful for your users, then just do it, Google understands that and will reward you for providing valuable content, but you also loose some PageRank for linking externally. When you link to ...
Goyllo's user avatar
  • 5,507
3 votes

Two links to same target, one nofollow, one follow

I looked for the article you mentioned, but couldn't find it either. However, search engines are most likely to treat each link individually, ignoring the nofollow link and following the unmarked one. ...
Henry Visotski's user avatar
3 votes

Nofollows on image gallery thumbnails?

You should never use nofollow on internal links. Nofollow is meant to mark links that you don't trust so that Google won't pass PageRank to untrusted sites. Since you trust your own site, nofollow ...
Stephen Ostermiller's user avatar

Only top scored, non community-wiki answers of a minimum length are eligible