HTTP Stands for "Hyper Text Transfer Protocol", and is the protocol that applications use to access documents/webpages/data from the world wide web.

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3
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1answer
33 views

What are the differences between a regular HTTP web server and a REST server?

I am learning about REST services and from what I understood until now the only difference is the language of the file that is outputted by the script that runs as a backend. Can a regular web server ...
3
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0answers
9 views

What data does AddThis share with social media platforms?

If I have AddThis Share and Follow buttons integrated on my site, is there a way to tell whether the AddThis script passes any data (such as HTTP referrer) to the social networking sites upon page ...
3
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1answer
33 views

Redirecting specific URL from HTTPS to HTTP

Long time lurker, first time caller... I have a backend like admin.mysite.com which is able to use HTTPS (has a certificate installed, etc) - but that admin portal is a CMS backend for a number of ...
11
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4answers
1k views

How can I find out what other websites are hosted from my website IP address and why is that important from SEO point of view?

I heard that is important from a SEO perspective what other websites are hosted on the IP address on which my website is stored. Do other websites hosted on my server/VPS affect my search results in ...
0
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0answers
33 views

How to add http:// prefix to subdomain redirect in htaccess

I am rewriting a subdomain URL with a query (cart.example.net/ProductDetail.jsp?LISTID=7C0400-1101763508) to a www subdomain (www.example.net/product-category/product). The problem I am facing is the ...
1
vote
1answer
56 views

Is HTTP code 401 or 403 appropriate for when a logged in user is not allowed to view the data?

I am looking for a good way to return an error when an unauthenticated/unauthorised user is trying to get a restricted access content from my site. Currently I ask the user to login, check the ...
1
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0answers
20 views

Shared hosting IP changed to https from http

I had a shared hosting on my service provider. Since last 6 months everything was going fine. But recently after some server problems, that halted services for many days and restored back, I am no ...
2
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1answer
51 views

AMP Pages on HTTP or HTTPS?

Next month Google Search will integrate AMP pages. These are pages that are designed to work rapidly on mobile devices even when using a poor network connection. Should I host these AMP pages on a ...
1
vote
1answer
29 views

SEO analysis site is showing cookie and token information from within the HTTP header of my site

A SEO Analysis tool is showing cookie and token information publicly after fetching it from my website. Is having this information from whithin my site's HTTP header published publicly safe? If ...
40
votes
6answers
5k views

When webservers send a page, why don't they send all required CSS, JS, and images without being asked?

When a web page contains a single CSS file and an image, why do browsers and servers waste time with this traditional time-consuming route: browser sends an initial GET request for the webpage and ...
1
vote
2answers
50 views

How to tell if a website is using rewrite or redirect?

If I go to google.com in my browser, it automatically loads the https site. When I do curl http://www.google.com, if it were doing a redirect, then I'd expect to see a 301 message. But instead, it ...
0
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3answers
49 views

Making entire site to HTTPS from HTTP - issues to be aware of

I am thinking of moving a website (built on Wordpress) to be run entirely over HTTPS so it is more secure and follows Google's "HTTPS Everywhere" mantra. Can anyone provide some advice on this & ...
5
votes
1answer
297 views

Will it have a negative influence on search engine ranking if my main site is working over HTTPS but my blog isn't?

Suppose I have domain working https like https://www.example.com/ and my blog is working without https like http://blog.example.com/. Is that wrong from SEO or Google point of view?
2
votes
1answer
53 views

http header if not modified help

I am having a little trouble with sorting out my HTTP headers for my sites. I am currently setting up Varnish on my server and so trying to get everything working correctly. All my sites are ...
1
vote
0answers
39 views

How to deal with URL requests instead of paths from suspicious users

I have a website which has CloudFlare enabled on it (Free plan) and lately I've been getting some really weird requests which instead of GET /some/path were like this: ...
3
votes
3answers
60 views

How to properly tell Google they have no right to access the download. What status do I use?

I'm looking for the SEO way to tell Google not to download pictures. I have a script that generates one of two things based on who accesses the site: If an unauthorized robot accesses the site, they ...
5
votes
1answer
1k views

Make server force Excel to hand over hyperlink to browser without trying to load the page itself

I am not sure if this is an Excel (SuperUser) or WebMasters question since I may have exhausted the server option. Use case Our site allows downloading a result list in XLS format. A hyperlink is ...
0
votes
0answers
45 views

Why am I getting regular http requests for rpix.php on my AWS server

Recently Ive redeployed by Java application to AWS ElasticBeanstalk running within a Tomcat container. I now keep getting messages like: Message: Environment health has transitioned from Ok to ...
2
votes
2answers
764 views

Using HTTP (insecure) ad providers on HTTPS (secure) site

As more and more browsers adopt stringent checks around preventing insecure content served up on secure sites, there is impact on the use of ad networks which in many cases don't support the secure ...
2
votes
1answer
40 views

if an HTTP page can be cached by proxy should I put “noindex” in the HTTPS version or not?

I have a Blog where each page have a static version served with dynamic url mysite.com/mypage?logged=false over HTTP, and a dynamic version served with dynamic url mysite.com/mypage?logged=true over ...
1
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0answers
35 views

Handling the HTTP Host header with what status code?

After finding out that the environment variables HTTP_HOST and HTTP_SERVER return the same values on my server, I made a patch for apache that fixes it, but I'm wondering if I returned the correct ...
0
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0answers
42 views

Redirecting HTTPS to HTTP without relying on HTTPS variable

I was looking for browser bugs to see if I can somehow adjust my website code to make it work for those browsers. I also looked at my server logs this month and found that 29% of all guests used at ...
1
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0answers
48 views

Is a Server and Date HTTP header really necessary for error or redirecting pages?

On practically every URL I visit using the command-line tool CURL, there is always a server identification header and date header outputted regardless of the status of the request. For example, on my ...
12
votes
5answers
3k views

Does it make sense to return a 410 instead of 404 when some page has been permanently removed?

Does it make sense to return a 410 instead of 404 when some page has been permanently removed? In this video, Matt Cutts says that Google treats them the same, but are there other reasons to implement ...
0
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1answer
43 views

HTTP and HTTPS visibility question

First a little context as a lot of people have been confused by my question in the past. Everything in the 2 requests below is visible to a third party (man in the middle attack), url, data, host ...
1
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2answers
52 views

Google Webmaster Tools- Do I need to mark my SSL domain as a duplicate of my non-SSL domain?

I have a Drupal 7 site served exclusively using SSL with the "bare" domain (no www). But, I see that in Google Webmaster Tools, I can add the following: http://example.com http://www.example.com ...
0
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2answers
163 views

Disabling If-modified-since / if-none-match on web server for some files

What I want to do is try to get search engines to rescan my sitemap files (plain xml files stored on server). It did recently attempt to access it but it received a not modified response (HTTP status ...
6
votes
3answers
4k views

Interpretation of empty User-agent

How should I interpret a empty User-agent? I have some custom analytics code and that code has to analyze only human traffic. I have got a working list of User-agents denoting human traffic, and bot ...
2
votes
1answer
4k views

http://www.example.com/http://www.example.com/ in Apache log?

I run a website, let's say www.example.com. On it I have a path and file, say www.example.com/path/file.html. The Apache log lists GET requests like: GET /path/file.html HTTP/1.1 Which is correct, ...
2
votes
1answer
376 views

Trailing slash on Root folder - Is it possible to remove it without 301?

I have noticed something very strange on the site I'm working on. We currently only show http://www.example.com. The URL http://www.example.com/ (slash at the end) gets 301'd to ...
0
votes
0answers
56 views

htaccess www to non-www and non-SSL to SSL [duplicate]

I want to redirect all HTTP requests to HTTPS as well as redirect all www requests to non-www. The reason for this is that I want SSL to be forced and I am currently unable to support SSL on my www ...
1
vote
2answers
14k views

Where does the HTTP referer “applewebdata” come from?

My site uses a web stat service like Google Analytics, it uses a piece of javascript code to log what pages the visitor has visited and the refer url of each visit. I got some referer "applewebdata", ...
2
votes
1answer
33 views

requesting for downloadable files via HEAD

I bet google is checking web pages via HTTP HEAD and HTTP GET request methods. So I'm thinking I should also allow proper header output for downloadable files from my website via HTTP HEAD request but ...
1
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0answers
31 views

duplicate content in https without certificate? and google tries HTTPS anyway?

I understand that for an HTTPS page to work properly, a valid certificate is required. On my web server, we primarily use HTTP but we have HTTPS available to clients that may need it. I then tried a ...
2
votes
2answers
60 views

Caching a changing site

I run a website where the static content changes at least 4 times a week and I'm trying to figure out the best header arrangement to use. Currently I have all caching related headers in use. I have ...
1
vote
1answer
32 views

Can servers ever return headers not beginning with HTTP?

When I checked URLs for headers, they always start with HTTP. For example, HTTP/1.1 301 Moved Permanently. If I remember, I think in the past, headers started with Status: followed by a code. ...
7
votes
3answers
2k views

Can an HTTP status 400 be a substitute for a 410?

As I shift many URL's on my site from non-friendly to friendly, I came across an old URL that was used for testing that google later ended up scanning but now I no longer use the URL. Its in the ...
1
vote
2answers
28 views

Can a website meet standards without a single link returning 404 status?

According to woorank.com seo tools, I read that its not best practice for a website to not have a custom 404 error page. But here's why I don't have it on a domain. Currently I and one other person ...
1
vote
1answer
191 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, ...
2
votes
1answer
72 views

406 Not Acceptable response

I'm getting a 406 Not Acceptable response from a GoDaddy Shared Apache server upon making the following request through posting a form directly from the browser: HEADERS: Host: url User-Agent: ...
0
votes
1answer
22 views

Using sub-directory vs single directory urls [duplicate]

I'm creating a location based site and was debating between two styles of writing urls. The first shows the name of the restaurant followed by the city its located in. example.com/hillstone-new-york ...
0
votes
3answers
43 views

avoiding duplicate content on mobile at all costs

After thinking for numerous hours, I'm starting to think that google discovered duplicate content in a unique way. I have a website that presents photos. I have a desktop version and a mobile ...
0
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0answers
50 views

Do I have to redirect every page or just the domain?

Say I have a www.example.net and www.example.net and example.com is an Amazon S3 site setup to redirect all pages work fine i.e www.example.com/page1.html redirects to www.example.net/page1.html buy ...
0
votes
1answer
81 views

Is making a catch-all page for HTTP status 410 errors practical?

I run a website with photo galleries. Each photo gallery contains at least 100 to 500 photos on their own individual pages and If I delete a gallery then without creating any special configuration, ...
1
vote
1answer
231 views

Earliest browsers that support if-modified-since or if-none-match headers

Based on my observations, google and probably many others are in love with websites that include the Etag and Last-modified headers along with the if-modified-since and if-none-match header checking ...
2
votes
1answer
36 views

Is granular http logging for an application handled at the application level or the http server level?

I need to log all requests coming into the server. Typical things you would get from Apache log formatting or IIS. I am using a WSGI standards based server, Apache mod_wsgi, gunicorn, Tornado. It ...
1
vote
1answer
165 views

URL appearance in Google results

Why do some Google results show the http prefix in the green URL and some don’t?
1
vote
3answers
383 views

500 error returns website content

I'm using CloudFlare on my shared host. Recently all search engines and is-it-up sites have been getting a 500 error. I'm not sure who's to blame, my host or CloudFlare. I don't remember changing ...
-3
votes
1answer
82 views

What is the difference between HTTP and URLs? [closed]

What is the difference between HTTP and a URL as used for a website? How is that related to the layers of HTTP?
1
vote
0answers
77 views

Is pagespeed insights over the top with downloads?

On my website I have a page that displays an image in optimized form. I made it display at 60% compression/quality instead of 100%. I also have the link to download the full 100% quality image to ...