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38
votes
7answers
7k views

Should plus be encoded in mailto: hyperlinks?

When placing an email address with an address tag (aka sub-addressing) in a mailto hyperlink … <a href="mailto:username+foo@example.com">mail us now!</a> … should the plus ...
5
votes
1answer
477 views

How should incorrectly encoded URLs be handled?

Just recently noticed that some sites link with the URL incorrectly percent-encoded, to which my server (LAMP) responds with a 404 Not Found. For example, for a URL of mine like this: ...
4
votes
1answer
756 views

URLs with “space”, “%20”, “+” are canonicals?

If I have a URL encoded and another does not, e.g. <a href="http://example.com/images/foo abc.jpg">Image</a> <a href="http://example.com/images/foo+abc.jpg">Image</a> <a ...
4
votes
2answers
759 views

Does URL encoding create duplicate content?

An SEO expert was testing my site, and noticed that my URLs contained the special character :. He said that would create duplicate content, because google would interpret any url containing : as two ...
4
votes
2answers
93 views

Should URLs with UTF8 characters be encoded in HTML?

I'm thinking of names and stuff containing accented characters. E.g.is there a difference between: <a href="http://example.com/thing?name=forêt">link</a> and <a ...
4
votes
3answers
2k views

How to handle URLs with diacritic characters

I am wondering how to handle URLs which correspond to strings containing diacritic (á, ǚ, ´...). I believe what we're seeing mostly are URLs where diacritic characters where converted to their closest ...
3
votes
1answer
145 views

URLs in Google Webmaster Tools are shown with “percent-encoding”

Our site is using Greek characters for some pages. So in Webmaster Tools -> Crawl -> Crawl Errors, the URLs are shown in a format like: ...
3
votes
1answer
238 views

Umlaut URLs fail in Tomcat when accessed via isapi_redirect

I have some PDF Documents in my Servlet that contain ä,ö,ü,ß, etc. On accessing the documents like this http://hostname:8080/ServletName/test_ä.txt the tomcat initially responded with an 404. After ...
2
votes
1answer
2k views

URLEncode of full URL

I am using the PHP urlencode() function to escape chars for anchor tags (). Why can't I use the function on a full URL such as ...
2
votes
2answers
229 views

When is a URL encoded?

When there are spaces in a URL like http://example.com/this is not url enocoded it is obvious, that the URL will end up as http://example.com/this%20is%20not%20url%20encoded When and what will ...
2
votes
1answer
301 views

Does using HEX entities (&#xHH) in href attribute impact SEO?

Currently all the links on my website look like <a href="&#x2F">Home</a> <a href="&#x2F;user&#x2F;settings">Settings</a> <a ...
2
votes
2answers
260 views

Sitemap.xml generates 404's for URLs with single quotes and commas

I'm going to try and keep this as terse as possible: when it comes to single quotes and commas in the URL, I'm damned if I encode and damned if I don't. If I leave the single quote unencoded in the ...
2
votes
1answer
488 views

Do some mail clients automatically urldecode %2b strings?

We have an email address verification process on our website. The site first generates an appropriate key as a string mykey It then encodes that key as a bunch of bytes &$dac~ʌ����! It then ...
2
votes
2answers
198 views

“C# grid control”: how to encode this in URL from SEO perspective?

We are developing a WinForms grid control, and selling it thru our website worldwide. At the current stage of SEO works, we found that there are many popular search phrases with the "c#" word we can ...
2
votes
1answer
48 views

404 errors in webmaster tools on URLs containing swedish characters like å, ä ö

How can I handle the Swedish, Danish and Russian characters in URLs so that Webmaster tools would stop returning 404 errors. Note that opening the URL using the character "as is" is fine, but Google ...
2
votes
1answer
152 views

Passing Arabic values in parameters results in % spaces

I have built an .htaccess clean URL, this part works perfect in my .htaccess: RewriteCond %{THE_REQUEST} /road.php\s [NC] RewriteRule . نقفورالثانيفوكاس/ [R=301,L] RewriteRule ^نقفورالثانيفوكاس/$ ...
2
votes
1answer
469 views

SEO issue with long UTF-8/ non-English URL?

I have URLs in Thai language e.g. วิธีการหลีกเลี่ยงข้อผิดพลาดทั้ง-8-ในชีวิตการแต่งงาน. Once it's encoded into ASCII, it becomes extremely long - 466 characters. SEOQuake prompts me that this is an ...
1
vote
1answer
42 views

What programming language are the % characters in URLs?

Just curious what language these characters in a URL are from? For example:force_name=1&name=Tom%20 which is a space.
1
vote
1answer
218 views

Are there disadvantages an literal + instead of an encoded + (%2B) in an URL?

A client of mine has a product ending with a plus-sign (e.g. Google+) and would like the webpage of this product to have an URL that is human-readable (i.e. an URL that doesn't contain %2B). Since ...
1
vote
2answers
486 views

What browser is sending user agent beginning mozilla/5.0+, tramslates & into &amp;

We've got a website which has been running for a few years now. One of our customers has just started having an intermittent problem. Looking at our iis6.0 logs the service works correctly when they ...
1
vote
1answer
46 views

Can a percent encoded slash be used to designate a literal slash in a file name on a web server?

As I understand, characters in URL are either reserved (have a special meaning) or unreserved (do not have a special meaning). Am I correct that percent-encoding is used in URL if one needs to send ...
1
vote
3answers
1k views

Javascript and PHP how should I en/decode my data

I would like to know in what encryption should I encode my data and why. First of all, I use GET method because it is search engine inside website. Second, I use RTL language (hebrew). And third which ...
1
vote
1answer
196 views

URL encoded query string with embedded null %00 breaks on some servers

We have need to send an encrypted string in a query string to a web page. Sometimes because of the encryption, there is an embedded null in the string. Here is an abbreviated example of such a string, ...
1
vote
2answers
354 views

Do Google sitemap URLs need to be double urlencoded?

Do Google sitemap URLs need to be double urlencoded? I am submitting my sitemaps to Google and Google is having difficulty navigating to URLs that contain urlencoded characters. An example of a ...
1
vote
0answers
53 views

multiple encoded requests from crawlers

Some crawlers repeatedly try to access URLs on my page that are multiple encoded in a strange way. An example: Bing bot tries to access (which gives a 404) ...
0
votes
2answers
294 views

Google Webmaster Tools crawl errors due to Google decoding links that were urlencoded by Codeigniter

In our pages we have internal links that are urlencoded because the URL may sometime contain special characters such as () or ! So in our source code we have a link: ...
0
votes
1answer
295 views

Will URL encoding the image names affect Google

Just wondering if it makes any difference to Google whether or not I URL encode the image names when linking to them. For example if I have an image named "test-1234-!.jpg", does it make a difference ...
0
votes
1answer
94 views

Google Webmaster tools - painlessly change 300,000 urls

I have a site with over 300,000 products. Many of these products have non-alphanumeric characters in their names. I have encoded these, rendering thousands of links that look like this: ...
0
votes
1answer
350 views

URL encoding - what difference to SEO? + or _ or - [duplicate]

I have a URL e.g.: http://mysite.com/tracks/backing-track/101153/ABBA/Super+Trouper QUESTION does it make a difference to SEO when using + or - or _ in the URL between words? Is one more readable ...