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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How can you tell google to stop indexing a resource?

We have an app we are migrating. The old website had deeply nested robots.txt files at some point and then the old developers started handling those request with redirects to the root page. So: a ...
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3answers
283 views

What is the correct HTTP status code for: “This version of this API has been discontinued”?

I have a RESTful API. There are 3 versions of it: v1, v2, and v3. I am about to publish v4, and we have decided to discontinue v1, meaning that all requests to http://example.com/v1/resource will ...
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292 views

Old domain, new site on Shopify - no more SSL, but SSL URL is stuck in visitors history

I have built a new Shopify site for a client, and since I cut over DNS, I learned that there was a forwarding redirect set up for the old site to drive traffic from HTTP to HTTPS. Now that we've ...
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178 views

How to filter GET requests with Nginx, keep getting 504 after [GET] “/manager/html”

I was recently unable to reach my website, receiving a 504 time-out error instead. I checked the logs and found a GET request for /manager/html. I realize this was a failed attempt to reach a control ...
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1answer
33 views

Use SSL with HTTP

Just wondering, is there a way to use SSL without HTTPS and run it on HTTP? I don't want to know this to end up using this in production, but I'm just wondering to improve my knowledge of the ...
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1answer
39 views

Cache HTTPS + SSL

A lot of resources claim that websites with HTTPS + SSL will not be cached. Is this true? If so, why? If so, can this be prevented? I heard that this depends on the browser, but that the most ...
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2answers
317 views

What can cause the size of HTTP response to vary for the same response body?

I am trying to understand why the web server behaves differently for the following bad requests: Method Proto Status Req Body Res Referrer ...
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1answer
23 views

Required http methods for generic small businesses' web application? [closed]

Except GET and POST methods, should I implement rest of the methods of the http such as HEAD? The website is about a small business site, all I'm worry is about search engines and indexing. Thanks in ...
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4answers
890 views

How do I know whether a URL returns an HTTP 404 status code?

For any given URL, how can I (dis)confirm whether it returns an HTTP 404 status code? I found this tool but isn't there a cleaner, more natural way to find out, independently of other people's tools? ...
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2answers
295 views

Will canonical tag referencing unsecure HTTP URLs on a HTTPS page cause the unsecure message?

If a secure HTTPS page has a canonical tag referencing the HTTP version, will this cause the message in the browser that the page is using unsecure elements and prevent the green lock icon appearing? ...
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2answers
381 views

Search for my web site returns HTTPS results

My home page is set to Google and Google adds ?gws_rd=ssl to it. When I type search term form my site into search box Google returns bunch of indexes (different pages within my site) that starts with ...
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5answers
2k views

WWW.yoursite.com or HTTP://yoursite.com which one is futureproof?

http://yoursite.com www.yoursite.com http://www.yoursite.com yoursite.com Which of these would you choose as your favourite to work with, if you were to make a site for 2011 and beyond, which ...
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1answer
49 views

Google Chrome issue with SSL

Using this code: RewriteEngine on RewriteCond %{HTTPS} off RewriteRule (.*) https://%{HTTP_HOST}%{REQUEST_URI} My site goes to HTTPS if I type in www.domain.com. HOWEVER, only Google Chrome refuses ...
2
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1answer
539 views

Could too many HTTP requests using AJAX result in browser crashes?

We are running an ASP.NET web application, and recently we received a lot of crash reports from users. It sometimes crashes the Chrome browser, and sometimes it loads indefinitely. This is how our ...
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1answer
12k views

Configure Apache HTTP 2.2 for PUT method

I've written code for file upload and download using HttpWebRequest/HttpWebResponse class in C# with Apache 2.2 as a web server. In code I'm using request.method = "PUT". I want to config my HTTP ...
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2answers
139 views

HTTP code 403, access denied & Options -Indexes

at "webmasters.stackexchange.com" I already found a similar topic: Stop directory listing using .htaccess and redirect to good error page Options -Indexes ErrorDocument 403 /path/to/403.html ...
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1answer
87 views

Right HTTP code for adult content block

I have a site with User Generated Content. Although only a small amount of it is Adult content, part of that has become popular in search engines in foreign languages. To avoid being classified ...
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3answers
122 views

HTTPS and HTTP URLs point to different places?

I own and use a domain for a project. When I type in my domain preceeded by HTTPS instead of HTTP, I am re-directed to a compromising website. How is this possible? Did somebody buy the HTTPS ...
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1answer
421 views

Are there any differences between URLs with and without “www” and “http://”

Are there any differences among these addresses? www.example.com http://www.example.com example.com
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1answer
13k views

What is HTTP Method PROPFIND used for?

I notice a series lines never seen before on my server access log that runs like this consecutively within the same one second: PROPFIND /images/flag.jpg HTTP/1.1 405 493 265 511 - LibreOffice ...
2
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1answer
188 views

What was this hack-bot trying to achieve via directory traversal?

I was walking through my server logs and the following kinda stunned me: ACCESS ERROR 404 from IP 62.112.152.161: Path: /index.php?page=weblog&env=../../../../../../../../etc/passwd%00 ...
2
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1answer
73 views

Why was 303 skipped in HTTP/1.0?

While looking back over HTTP response codes today I noticed that the 301, 302, and 304 response codes were defined in HTTP/1.0 but not the 303 response code. Does anyone know why the number 303 was ...
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2answers
112 views

Should I make a page for every HTTP error?

I know that it is important to have an error document for 404, 403, 401 and 500. But what others, if any should I make to be completely sure that users do not see the default apache error page?
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1answer
186 views

Site speed: less KB image vs. less HTTP request

I have an interesting problem, I guess... First of all, I want to use sprites, to reduce the HTTP request on my site. That is because I know it's better for SEO and it makes the site faster, most of ...
2
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2answers
136 views

How can I prevent HTTPS on another domain from wrongly showing on my HTTP-only domain?

So, I have a blog at domain.com. This blog is HTTP-only because I would gain almost nothing from adding SSL support. I have a web service now that I want to enable SSL support on that runs on the same ...
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1answer
33 views

Changed an unordered list from images links to CSS background text links - uncached versions are showing broken

We had unordered list for social media icons that had ahrefed images. We swapped them out for text links that used CSS background images. If a user just loads the page, they'll get the old version. ...
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2k views

Lots of HTTP HEAD requests originating from porn sites

The access log on my web server has a ton of HTTP HEAD requests coming from porn sites. What are HEAD requests and are they doing something bad with my site? Here is an excerpt from my log: (valid ...
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2answers
457 views

HTTP for one part of the site, HTTPS for other

We have a site which is HTTP, but it has an admin part. How can we secure the admin part with HTTPS? For example, WordPress (which I know) is located at http://foo.com, but we want to have ...
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1answer
708 views

Videos from Youtube/Vimeo not displaying in iframes

I was giving a webinar about HTML today in Brackets. When showing how to use iframes, all my students managed to insert Google Maps using iframes but no one was able to make the YouTube and Vimeo ...
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1answer
139 views

Shared web hosting issue where Google is incorrectly indexing https content from another website

I am using shared hosting from a reasonably well known Australian web hosting company and have come across an unusual issue where Google is indexing pages on my website from another website on the ...
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2answers
70 views

The actual difference between styesheet in the header and a seperate file

I have always been taught to have all of the CSS in a separate file that is referenced from the head of the page. Reading this article, the author is talking about making the Guardian website ...
4
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1answer
2k views

Locate sitemap at HTTP or HTTPS?

Our homepage has a 301 redirect from HTTP to HTTPS but all other pages on the site are on HTTP. (1) Should the sitemap be located at HTTPS and is there any problem if we: (2) include the HTTPS ...
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3answers
215 views

HTTP occurring twice in a URL

I ran into a website today that had two URLs and I'm completely stunned. The website, not to be specific, has a full address of http://example/cat/http://example/dog. I will say that the first part is ...
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3answers
8k views

Apache logs: “::1 … ”OPTIONS * HTTP/1.0" 200 -

Just looking at logs of a not-so-busy site on one of our Apache servers and notice tons of these in the log: ::1 - - [15/Apr/2011:12:11:40 -0700] "OPTIONS * HTTP/1.0" 200 - ::1 - - ...
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0answers
8 views

Setting an expiry date or a maximum age in the HTTP headers [duplicate]

I just finished a website that I designed and submitted it to Google PageSpeed Insights for performance reviews, and this is the results I got: It says I need to set expiry date or a maximum age in ...
2
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1answer
1k views

How to tell Google to stop crawling my website via IP?

After a database server migration, I've noticed that GoogleBot started getting errors when trying to crawl my site. The reason seems to be that it is hitting my site via IP address (and due to my ...
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1answer
124 views

Why is Google PageRank not showing after redirecting www to non www?

I have a fashion website. I had redirected my domain http:// (non-www) to http://www domain and my preferred domain in Google Webmaster Tools was http://www. Now I have redirected http://www to ...
2
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2answers
2k views

https:// search results appearing on Google for purely http:// site

I started weeding through my site's search results from Google today, using a site: search, to determine if there are any links that cause 404s and thus need redirecting. To my amazement I noticed ...
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1answer
49 views

Long user agent field in HTTP header

I have a HTTP sniffer application which runs on C++ , when I am getting the user agent field I get something like : Mozilla/5.0 (Windows NT 6.1; WOW655970812; ...
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2answers
2k views

What are reasons of latency for a HTTP request to load HTML?

I would like to know what are reasons of latency for a HTTP request to load HTML part of a webpage. I think about: loading webpage with proxy not having a good web server (apache vs nginx) having a ...
4
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2answers
329 views

Plus sign in front of URLs in user agents

I run a small web crawler and had to decide on what user agent to use for it. Lists of crawler agents as well as Wikipedia suggest the following format: examplebot/1.2 ...
2
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1answer
120 views

Google is not seeing my HTTPS website

I have a website and it is working with HTTPS, programatically when someone got to HTTP it forward him to the HTTPS version. My issue that I see that Google Search is not seeing my pages, the website ...
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0answers
82 views

Website inaccessabile to T-Mobile users

I have a website I'm working on that is being hosted on host-ed.net, (a free web hosting provider). I've been sending people to my site to see how it looks, and I'm having a lot of mobile users with ...
2
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1answer
5k views

IP Address headers (Remote_Addr) - When is this header sent by the browser?

I want to know when a browser includes the header - Remote_Addr in the HTTP request. I observed the request sent by the browser on loading stackoverflow.com, in the web console window of Firefox. ...
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1answer
1k views

HTTP/HTTPS duplicate content 301 vs canonical

I thought I would ask a question as the amount of different sources that say this is right or that isn't right is unbelievable. Let me tell you my situation, at the moment, my boss wanted me to add ...
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1answer
60 views

Is this considered to be “Internal Near-Duplicates”?

Some people generate the same pages with a slight variation in keywords, title, country name, region name, etc... This is typically considered to be "Internal Near-Duplicates." I have seen a website ...
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3answers
100 views

Confused about domain names

I am confused about the difference between http://www.example.com and http://example.com, is that true "www" is actually the subdomain of domain example.com? Do people usually redirect from ...
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2answers
103 views

HTML: Images always getting reloaded from server

I am finding that my web pages' images are always getting loaded from my server, even though they never change. Since these are images, not pages, I can't include an expiration date for them... How ...
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1answer
301 views

How to prevent 206 HTTP status codes

I recently upgraded my website from Joomla 1.5 to Joomla 3.0 and I have been getting a crazy amount of traffic through 206 codes than previously with Joomla 1.5. I don't know where to start to go ...
4
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1answer
109 views

Is there a way to return a response every x seconds or so to a single http request?

I'm wondering if it's possible to send a response every second or so to a single http request. Like for example the client makes an http request, then the server sends a space character every second. ...