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Questions tagged [http]

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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2
votes
2answers
32 views

is HTTP in URL referring to “:80” port number?

Why every browsers/internet clients defaults to :80 when you just type http://example.com I mean It took time for me to know browsers internally always add port :80
2
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1answer
31 views

External ip opens router config panel, can I configure port forwarding over port 80

My home is armed with a DIR-868L D-Link router and I am trying to host a website from my PC behind it on the local IP 192.16.0.198 port 32768 (which I can configure). I tried configuring port ...
6
votes
1answer
5k 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 ...
23
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3answers
10k views

What does WWW do?

To be clear: I am not asking whether or not I should use www in my url, or what the pros and cons are, that topic is well covered. I also wasn't sure if this was a Stack Overflow, Server Fault, or ...
1
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2answers
31 views

WordPress website has SSL certificate but some HTTP elements (images)

My website is secure (HTTPS) but has some images that are HTTP. I have two questions: Is it an issue? I checked on HubSpot SSL checker and it says that my website is secure. How do I find and change ...
3
votes
1answer
59 views

What headers used in request by google bot?

What headers used in request by google bot? Must be user agent, but what else? I'm interested in cache control headers, does bot try to get fresh page, but not from cache? The related question: Do ...
2
votes
1answer
28 views

Duplicate problem on Google Search Console

I use free hosting and a free site maker. After a while, I added my own domain via DNS settings. I faced a major problem after this. My new pages are not being indexed because Google detects duplicate ...
2
votes
1answer
22 views

Does HTTP not support providing a checksum in a form of header for downloaded content?

Is there a way to tell a browser downloading a file or page that the content it is downloading should match this checksum made with this formula (e.g. sha-1 or md5)? I think it would be great to ...
5
votes
2answers
101 views

Do browsers send different HTTP headers on page reload so that server side caches can be flushed?

I'm implementing caching at the server application level, because my hosting doesn't provide Apache caching modules and it's not possible to use a reverse proxy there. Its cheap and fast hosting, so I ...
0
votes
0answers
14 views

Both Http & Https are showing in SERP [duplicate]

We migrated to Https in Jan 2018. We redirected(301) Http urls to Https. That redirection is working fine. But suddenly from November both URLs are coming in SERP. Please suggest how to get rid of ...
1
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0answers
21 views

Which browsers handle client-side compression of requests such as POST'ed formdata?

Which browsers handle client-side compression of requests, such as "multipart/form-data" transmitted by the client to the server via HTTP POST ? The HTTP server I am trying to get this working with ...
2
votes
1answer
52 views

Facebook shows blank image and preview after sharing a HTTPS link from my website

My site before was only HTTP. I used that website for sharing public information with my friends. I like to post news that I want then share it to Facebook and when I post a link (HTTP link since my ...
1
vote
1answer
59 views

Track HTTP and HTTPS traffic details separately on Google Analytics?

How can I track HTTP and HTTPS traffic details separately from Google Analytics.
17
votes
9answers
5k views

What is the need of methods like GET and POST in the HTTP protocol?

Can we not implement the HTTP protocol using just a request body and a response body? For example, the URL will contain request, which will be mapped to a function depending on programming language ...
2
votes
0answers
24 views

who defines SOAP protocol?

A further follow up of my earlier question: Are SOAP based web services meant to be used only with non-browser based applications? so I understand that SOAP is an application layer messaging ...
2
votes
0answers
17 views

Are SOAP based web services meant to be used only with non-browser based applications?

From what I have understood from browsing internet, SOAP is an application level protocol. If this is the case, then can I safely assume that all that happens thru/over browser (which uses HTTP ...
3
votes
3answers
73 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 ...
2
votes
1answer
45 views

How does browser know which HTTP method like GET,POST etc to use?

I had asked a related below question and from answers, I got a sense of why is there a notion of methods like GET,POST etc in http protocol: What is the need of methods like GET and POST in the HTTP ...
1
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0answers
11 views

Explicitly Validating Certificates [closed]

I am unable to make any API calls to the API I'd like to because the certificate is invalid. How do I go about adding the certificate to a trusted group so that it is automatically trusted? As it ...
12
votes
4answers
12k views

Interpretation of empty User-agent

How should I interpret an 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 ...
13
votes
4answers
9k 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 fail,...
1
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0answers
30 views

Why does turning off “Force SSL with https redirect” keep http links redirect to https?

I realize this question can be an XY one. After upgrading my site from http to https, FB OpenGraph og:image not pulling images anymore. The solution seems to be using http links rather than https in ...
0
votes
2answers
61 views

How to redirect example.com to http://example.com?

I have a blog at blogger.com, for which I got a domain name from godaddy.com. Recently I have decided to put some google AdSense ads on it to see how that goes. The problem I encountered is that ...
4
votes
1answer
3k views

Does changing from HTTPS to HTTP kill my backlinks?

I had only my main page changed to HTTP to test out if I want to change from HTTPS to HTTP. All my backlinks are to my HTTPS site. Will I lose all of my backlinks and have to start over when switching ...
1
vote
1answer
127 views

What is appending the “bmi_MfsTid” parameter to the URLs on our website

In our server logs, we see that some HTTP requests contain the parameter bmi_MfsTid=<number>. We are not using this parameter. Is there a known client or proxy that appends this?
14
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3answers
17k views

What is the purpose of GETting this external file?

A website I am visiting occasionally makes XHR requests to http://detectportal.firefox.com/success.txt which is a text/plain resource whose body contains the text success. I am unable to figure out ...
0
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2answers
38 views

Is using SiteGround CPanel over http secure?

I have a website hosted on SiteGround. Their CPanel can be served via http or https ( http://cpanel.us261.siteground.us/login/ ). In my case it is not working via https; the support says it's because ...
8
votes
2answers
934 views

Proper status code for language redirection (301, 302, … 307)?

I have build a websites with multiple languages. The URLs look like: http://www.example.com/en/ http://www.example.com/de/ If the user access the main domain http://www.example.com/ the web server ...
1
vote
1answer
33 views

MediaWiki: What HTTP Status Code it returns for non existent web pages?

Take these MediaWiki web pages for example: https://ecowiki.org.il/wiki/Aaaaaaaaaa https://en.wikipedia.org/wiki/MAKMAKMAK http://www.foodtech-portal.eu/index.php?title=Special:PdfPrint&...
1
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0answers
26 views

Using Post method in Faceook Graph API

When I use graph API to post on a Facebook page it's not working, it responds with an ID and URL but instead it should be responding with a post id. When I open the URL it gives this error: { "...
0
votes
1answer
107 views

How to get URLs for creating TCP connection for HTTP? [closed]

HTTP the Definite Guide says Before an HTTP client can send a message to a server, it needs to establish a TCP/IP connection between the client and server using Internet protocol (IP) addresses ...
1
vote
1answer
28 views

Nonexistant /408.shtml and /403.shtml URLs being requested on WordPress site

The top two most commonly requested nonexistent pages on my WordPress website are the following: /408.shtml (3500 times) /403.shtml (470 times) I use the Redirection plugin to track 404 requests, ...
1
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3answers
59 views

How can I stop Google Search Console “index coverage” emails for the HTTP site now that I have migrated to HTTPS?

We have migrated our site to HTTPS from HTTP, so added HTTPS site in Google search console. But didn't remove HTTP site. We are receiving notifications continuously for HTTP site for index coverage ...
1
vote
3answers
94 views

Google Search Console still shows clicks on the HTTP site years after moving to HTTPS

After switch to https, traffic isn't showing in Analytics says: Google Webmaster Tools treats HTTP and HTTPS as different properties. Hence you will get traffic on both for sometime, where ...
2
votes
1answer
42 views

HTTP/2.0 loads resources in parallel, will that change dependency order of CSS and JS in my HTML source code?

I'm willing to use HTTP/2.0 on my apache server. I'm using apache over HTTP/1.1 and I have structured my site like this : <head> sharedJS.js 1.js 2.js sharedCSS.css 1.css 2.css </head> ...
3
votes
5answers
127 views

Is HTTP to HTTPS redirect required even if site is only on HTTPS?

I have a new website and from day one, it was on HTTPS. For example: https://www.example.com/ Do I still need to redirect HTTP to HTTPS to avoid content duplication? For example, should I still set ...
1
vote
1answer
32 views

Do most websites not use HTTP authentication header but something else for authentication?

https://curl.haxx.se/docs/httpscripting.html says It is worth noting that while this is how HTTP Authentication works, very many web sites will not use this concept when they provide logins etc. ...
3
votes
2answers
6k views

What’s up with this 302 redirect to the same URL?

I was scanning my website for links that point to HTTP 301/302/303 redirects when I found a puzzling behavior of the curl utility. Consider the output from the following three commands: $ curl -I ...
1
vote
0answers
46 views

changed site from http to https and now its unreachable by google [closed]

I move my website from http to https and now it does not appear in the google search resutls, it was appearing on the top search resutls. In google search consolte when I do fetch for the website it ...
2
votes
1answer
19 views

When redirecting to another domain, to which domain will HSTS apply?

Assuming the following, what domain will be HSTS'ed for the next year, foo.com or bar.com? RTFM (RFC6797) doesn't help much. > GET / HTTP/1.1 > Host: foo.com [ ... ] < HTTP/1.1 301 Moved ...
2
votes
1answer
2k 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 ...
14
votes
5answers
10k 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 ...
3
votes
1answer
2k views

Nginx fails to start HTTP/2 server due to error: unknown log format

In our hosting server from the Plesk cpanel, Nginx is configured to work as a reverse proxy engine. As I need to enable HTTP/2 that can speed up the loading time of Plesk and hosted websites. ...
1
vote
1answer
40 views

Site works ok on HTTP, not on HTTPS

I have the following on sites-enabled: 000-default.conf default-ssl.conf 000-default.conf has: <VirtualHost *:80> ServerName www.optonet.inter.edu ServerAdmin webmaster@opto.inter.edu ...
4
votes
0answers
28 views

Header to describe available `content-type` responses?

It's a little cumbersome to scrape through the HTTP RFC for this particular question, so I'm hoping someone can help me short-circuit an answer: Does the HTTP spec contain functionality for a server ...
8
votes
5answers
3k views

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

http://example.com www.example.com http://www.example.com example.com Which of these would you choose as your favourite to work with from 2016 onward? Which domain name would you mention to your ...
2
votes
3answers
6k views

Why is a # sign added to the end of URLS?

Note: I'm asking this from the perspective of the site developers (trying to help someone there). not as a user. Please don't forward this to superuser.com. It's a server admin question. Have a look ...
1
vote
0answers
360 views

IIS website only allowing https connection, no http

We are running two websites on IIS (site1.site.example and site2.site.example). Both sites have the same bindings but with different host names (as above), on IP address * and for ports 80 and 443 (...
1
vote
0answers
11 views

Installing a free world-compatible SSL certificate in WHM/Cpanel

It's been a while but here I am again. I just found out today that users of chrome 69 or later will see a big "insecure" message for webpages beginning with http:// such as mine and even Bing's ...
2
votes
2answers
1k views

How is it best to redirect http to https in cPanel?

I am setting up a new site on a domain that has an SSL certificate. The DNS is all configured correctly and I can access the site on either http://example.com or https://example.com URLs. Currently, ...