check web redirect url status code checker

Check server response of

Server response
NS records
Whois domain
Response headers
Request headers
Raw HTML code
301 Moved Permanently - d3033.com
HTTP Status: 301
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Tue, 20 May 2025 15:11:25 GMT
Content-Type: text/html
Content-Length: 166
Connection: keep-alive
Location: https://d3033.com/
Server: cdn
Access-Control-Allow-Origin: *
Access-Control-Allow-Methods: GET, POST, OPTIONS
Access-Control-Allow-Headers: DNT, Keep-Alive, User-Agent, X-Requested-With, If-Modified-Since, Cache-Control, Content-Type
Access-Control-Expose-Headers: Content-Length, Content-Range
Access-Control-Allow-Credentials: true
X-Cache-Status: MISS

HTTP Code 301 Moved Permanently

301 status code means that the requested resource has been permanently moved to a new URL. All future requests should use the new address.

When is Code 301 used?

  • When changing a website domain
  • When modifying URL structures
  • When setting up redirects for SEO

What does Code 301 mean for the user?

The browser will automatically redirect the user to the new address, and search engines will update their indexes.

200 OK - https://d3033.com/
HTTP Status: 200
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])
Date: Tue, 20 May 2025 15:11:27 GMT
Content-Type: text/html
Content-Length: 1992
Connection: keep-alive
Vary: Accept-Encoding
Last-Modified: Tue, 13 May 2025 12:17:35 GMT
Vary: Accept-Encoding
ETag: "6823385f-7c8"
Access-Control-Allow-Origin: *
Access-Control-Allow-Methods: GET, POST, OPTIONS
Access-Control-Allow-Headers: DNT, Keep-Alive, User-Agent, X-Requested-With, If-Modified-Since, Cache-Control, Content-Type
Strict-Transport-Security: max-age=31536000
Accept-Ranges: bytes
Server: cdn
Access-Control-Expose-Headers: Content-Length, Content-Range
Access-Control-Allow-Credentials: true
X-Cache-Status: MISS

HTTP Code 200 OK

200 status code is a standard successful HTTP server response. It means that the client’s request (e.g., from a browser) was successfully processed, and the server is delivering the requested data.

When is Code 200 used?

  • When loading a web page
  • When successfully receiving an API response
  • When processing a form or another HTTP request

What does Code 200 mean for the user?

The user receives content without errors, and the page or application functions properly. If Code 200 is accompanied by data, the browser or program processes and displays it to the user.

GET / HTTP/1.1
Host: d3033.com
Accept: */*
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])

<!DOCTYPE html><html data-theme=dark><head><meta charset=utf-8><meta http-equiv=X-UA-Compatible content="IE=edge"><meta name=viewport content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=0,viewport-fit=cover"><meta name=theme-color content=#fff><title>大番茄在线版</title><link rel=icon href=static/favicon.png><link rel=stylesheet href=/static/index.css><meta name=apple-mobile-web-app-title content=大番茄><meta name=apple-mobile-web-app-capable content=yes><meta name=apple-mobile-web-app-status-bar-style content=default><link rel=apple-touch-icon href=static/icons/144x144.png><script async src=static/js/hls.min.js></script><script async src=static/js/DPlayer.min.js></script><script async src=static/js/core.min.js></script><style type=text/css>html,
		body {
			overflow: hidden;
			touch-action: manipulation;
			/* touch-action: none; */
			overscroll-behavior: none;
		}</style></head><body><noscript><strong>Please enable JavaScript to continue.</strong></noscript><div id=app></div><script src=/static/js/chunk-vendors.82515bd9.js></script><script src=/static/js/index.9593b1a6.js></script></body><script>window.onload = function () {
		document.addEventListener(
			"touchstart",
			function (event) {
				if (event.touches.length > 1) {
					event.preventDefault();
				}
			},
			true
		);
		var lastTouchEnd = 0;
		document.addEventListener(
			"touchend",
			function (event) {
				var now = new Date().getTime();
				if (now - lastTouchEnd <= 300) {
					event.preventDefault();
				}
				lastTouchEnd = now;
			},
			true
		);
		document.addEventListener(
			"gesturestart",
			function (event) {
				event.preventDefault();
			},
			true
		);
	};

	var _hmt = _hmt || [];
	(function () {
		var key = '3a5dfe12d9537ce50310980f27cf9ae0';
		var hm = document.createElement("script");
		hm.src = "https://hm.baidu.com/hm.js?" + key;
		var s = document.getElementsByTagName("script")[0];
		s.parentNode.insertBefore(hm, s);
	})();</script></html>

Whois info of domain