18
votes
Accepted
Would Google think a hidden "skip to content" link is deceptive?
For what it's worth, I'll offer my own take on this. Hidden text alone is not deceptive. What you do with it is what determines whether it's deceptive.
There are many scenarios in which hidden text ...
- 296
18
votes
Accepted
What is the difference between noopener and noreferrer?
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 ...
- 1,328
13
votes
How I can ensure that a link sent via email is opened only via user clicks from a mail client and not by bots?
In short: you can't.
Answer depends on the definition of "bots", but if a bot can crawl the e-mail, the bot can hit the link. A bot doesn't necessarily respect robots.txt, or mentioned html ...
- 131
12
votes
Accepted
What is the use case for Fax links in a webpage?
Computers, mobiles and tablets can send fax's with software, its just like sending an email, it was added to rfc2086 15 years ago but it never took off and as far as I know no major browsers support ...
- 32.6k
11
votes
Would Google think a hidden "skip to content" link is deceptive?
I agree with w3d’s answer, there should be no problem with Google Search or any other search engine.
However, I suggest to make it visible anyway.
Not for SEO, but for accessibility: Screen reader ...
- 21.4k
11
votes
Should I put rel="nofollow" on author link?
The seo experts told us to put rel="nofollow" to all external links.
Trying to massage PR (for want of a better term) in this way sounds like a very outdated concept to me. Is e-Commerce any ...
- 40.9k
10
votes
Is link building a white hat SEO activity?
To Begin
I must apologize to those who are in favor of TL;DRs. I have included a list of links Google does not like at the top just for you!
This is one of my famous long answers. But it is ...
- 32.5k
10
votes
Accepted
Adding links: can I use //domain (double slash) for both https:// and http://
Browsers do not try one protocol and then fall back to the other. The browser will use which ever protocol it is linked to. If that protocol isn't supported, the user will get an error.
If you want ...
- 93.5k
10
votes
Accepted
How I can ensure that a link sent via email is opened only via user clicks from a mail client and not by bots?
Incorrectly used meta tags
Instead of using two meta tags, you should put both values into a single tag. With two tags, some search engines may choose to obey only one of the two.
<meta name="...
- 93.5k
9
votes
How can I pass referrer header from my https domain to http domains?
As mentioned is this answer there is a new method of doing this: Referrer Policy/meta tag.
See spec and example in this q&a.
- 191
9
votes
What is a toxic link?
Okay. To begin.
The term toxic link is not used by Google. It is fully an SEO chatter class invention and some are using this term to either gain users to their site and scare the bejeebers out of ...
- 32.5k
9
votes
Accepted
Are spaces in "href" valid?
In (X)HTML5, the a element’s href attribute
[…] must have a value that is a valid URL potentially surrounded by spaces.
As the anchor suggests, it may contain leading and trailing spaces.
The ...
- 21.4k
9
votes
Accepted
Speed comparison - absolute vs relative path links
Effect for browser:
Though this looks like a bit of work for web browser, but technically it does not make much of a difference. The browsers are too fast to handle these relative url structure and ...
- 1,694
8
votes
How can I pass referrer header from my https domain to http domains?
I also had this same problem. I solve by adding meta tag like below and it will be work only in Chrome and Safari.
<meta name="Referrer" content="origin">
8
votes
Accepted
Overriding nofollow rules with meta tag
Search engines crawlers follow the most restrictive rule. If you use nofollow in your meta tag, no link will be followed. If you use follow in your meta tag, all links will be followed except those ...
- 206
8
votes
Accepted
Could multiple navigation sections with the same links hurt SEO?
Having a duplicate set of navigation links isn't going to change how Google sees your site much. In fact, when Googlebot encounters a second link to the same destination in a page, it generally ...
- 93.5k
8
votes
Would Google think a hidden "skip to content" link is deceptive?
I can't see any reason why Google would think a hidden "Skip to content" link was deceptive.
Are you flooding the page with hidden keywords or trying to deceive the search engines? No.
Google is no ...
- 40.9k
8
votes
Accepted
SEO impact of using non-Latin characters in URL
Some SEOs are wary of using these non-Latin characters in URLs because
of the way it might display in certain browsers, or in certain text
cases when the link is copied and pasted somewhere online....
- 3,848
8
votes
Is it a good SEO practice to send external links through an uncrawlable redirect script?
What you propose could be argued as blackhat SEO which can find your ranking negatively affected. At no times should pages or links be cloaked in any way. If you are wanting to prevent ranking passing ...
- 10.1k
7
votes
"Read more" link bad or good for SEO?
In general, from a SEO point of view, read more links are implemented on blogs for the following reasons:
to avoid duplicate content between homepage and articles (the main reason)
for visitors to ...
- 10k
7
votes
Accepted
What is the difference between using dofollow and omitting rel?
There is no such thing as "dofollow". All links are followed unless specifically stated otherwise (nofollow).
- 85.7k
7
votes
Accepted
Should query string parameter values in a URI have single quotes around them?
<a href="link.php?a=first&b=second">Click here!</a>
The only thing that might get flagged in that anchor is the unencoded &. The & should be HTML encoded. ie. &...
- 40.9k
7
votes
Accepted
Does Google punish pyramid linking and does reverse negative SEO exist?
What is Fair?
To begin with, Google can certainly penalize any sites performance within it's own search engine for what it feels is unacceptable behavior in particular with respect to their ability ...
- 32.5k
7
votes
How I can ensure that a link sent via email is opened only via user clicks from a mail client and not by bots?
Not only can you not ensure it, it's highly likely that the link will be retrieved by programs not under the user's control. Many spam and phishing filters will pre-fetch any web pages linked to in ...
- 236
6
votes
Accepted
"Title" Attribute vs Link Anchor Text in SEO
Putting keywords in the title attribute doesn't give SEO value to the linked site and the page of the link. However, the anchor of a link gives SEO value to the linked site and the page of the link.
...
- 10k
5
votes
Wikipedia's effect on Google SEO
The stuff in the right sidebar is called Knowledge Graph. In short, Google (and other search engines) are putting focus on "entities" (things: well known people, businesses, landmarks), facts, and ...
- 7,731
5
votes
Accepted
Does Googlebot determine the value of a link by its position on the page?
Yes. But more importantly, a link within content is most important.
Any link in most any placement on the page will be good for you assuming that the site is of quality and the link has good link alt ...
- 32.5k
5
votes
What do the different parameters in an Amazon Associates (affiliates) URL do? (Why use the Associates interface?)
They look to me like they are marketing tags which capture a bunch of things about presentation of the product, e.g. Which version of the web page they showed you that 'inspired' you to link the ...
5
votes
Does Googlebot crawl items that look like URLs in HTML5 data-* attributes?
Googlebot uses heuristics to pick out anything from the page that looks like it might be a URL. It can crawl:
URLs in SELECT option values
URLs in data attributes
URLs in JavaScript variables
In ...
- 93.5k
5
votes
Should URLs with UTF8 characters be encoded in HTML?
Do browsers handle these the same?
Yes, all (modern) browsers handle these the same. In that all (modern) browsers implicitly URL encode (ie. percent-encode) the URL if you don't explicitly encode ...
- 40.9k
Only top scored, non community-wiki answers of a minimum length are eligible