Dive into our data, search now!

We offer robust APIs and data services for domainers, data crawlers, security teams and many more.

384.5 M

Domains known to webXtrend

9.4 M

New domains in the last 30 days

62.8 M

Social media profiles detected

perfcode.com

Get an email when its DNS, website or certificate changes.

perfcode.com serves a website of its own over HTTPS and under www. It answers on both IPv4 and IPv6, with a valid TLS certificate and MX records for mail.

37 other domains share an IP address with it, and one domain redirects to it.

The most recent crawl returned the page title “完美代码 - 助力开发者提升技能” and 43,986 bytes of HTML.

Domain properties

Property Value Explanation
Top-level domain .com Statistics for all domains we know under this TLD.
Has website yes A website is hosted under the domain, which does not redirect to an external domain.
Has MX-record yes The domain has an MX record.
External redirect no The domain redirects to another domain.
Redirect to https yes The domain redirects to https.
Redirect to www. yes The domain redirects to www.domain.
Only with www. no The domain can only be reached with the subdomain "www".
Only DNS, no website no There are no A or AAAA records in DNS.
IP-Address Both Shows whether the domain only has IPv4 or IPv6 or both.
SSL-Certificate valid Shows whether the domain has a valid SSL certificate.
Redirects 1 Number of domains that redirect to this domain.
Reverse IP 37 Number of domains with the same IP(s).

This data through the API

The data on this page is also available as JSON: /lookup for the key facts, /reverseip, /redirect and /similar for the lists, and /dnshistory with Basic and Premium. A free account comes with an API key and 100 calls a day.

curl -X POST https://api.webxtrend.com/v1.0/lookup \
  -H 'Content-Type: application/json' \
  -d '{"token": "YOUR_TOKEN", "query": "perfcode.com"}'

Create a free account Read the API docs

Detected social media networks

No social networks found on this website.

Similar websites

Website Similarity
易白工具-简单好用的在线工具箱
易白工具(EBTool)是一个简洁好用的在线工具箱,提供代码格式化、加解密、时间戳转换、二维码生成、正则表达式、图片处理、文字处理、文本对比、财务办公、数学计算、休闲娱乐、生活查询等 300 多个实用工具,并配有 100 余篇技术原理与生活科普文章,助您高效解决日常开发与生活问题。
89 %
笨鸟编程导航 - 专注于独立开发者出海导航- 笨鸟编程导航
笨鸟编程导航,是一款致力于程序员或独立开发者编程学习和出海赚美刀的网站,为程序员或独立开发者提供在线编程工具、出海赚美刀、出海项目、AI工具、编程软件下载、GitHub开源项目、Mac软件、Chrome插件、编程教程、编程手册等。
89 %
AI民工 - 免费在线工具合集 互联网必备工具平台
AI民工(aimingong.com)是一个免费的在线工具合集平台,提供JSON格式化、加密解密、编码转换、正则测试、代码生成等80+款实用工具,互联网与办公人群提升工作效率。
88 %
首页 - 金盛的技术分享
Fund of WuJinsheng
88 %
多多工具
88 %
首页 - 工具箱
...
87 %
DevTools - 程序员多功能工具集
87 %
免费在线工具箱_一页共享
免费在线MD5加密工具,支持字符串和文件加密。一键生成32位/16位哈希值,无需注册,即用即走。还提供ICO生成、[其他工具]。
87 %
OccAI-破晓 中文编程教程
致力于打造一个支持全编程语言中文化书写与理解的AI开发引擎。让中文,真正成为程序员与计算机之间的桥梁。
87 %
IT技术开发工具网站 - 噢啦助手网
olakit.cn 是一个在线工具网站,用于编程开发,文件在线处理. An online tool website for programming development and online file processing.
87 %
在线工具箱
提供各种在线工具,包括简历生成器、二维码生成器等,让工作更高效
87 %
JSON序列化/压缩工具 - 107000
JSON序列化/压缩工具,工具由107000提供.
86 %
前端开发者工具箱 · 96 个免费在线前端工具(浏览器本地运行)- PXBO
PXBO 前端开发者工具箱:96 个免费在线前端工具,覆盖 CSS 生成与格式化、Tailwind 类名互转、JSON 格式化与 JSON 转 TS 类型、HTML / XML / YAML / SQL 格式化、正则测试、颜色转换与 WCAG 对比度、SVG 优化、图片压缩、Base64 与 JWT 解码。
86 %
RQBA - 即刻助手 | 涵盖数据安全、软件开发、财务及综合生活等专业在线工具
即刻助手 (RQBA.COM) 是一款专为高效办公与软件开发设计的专业在线工具箱。我们集成了企业级数据脱敏、国密SM系列算法、JSON格式化美化、2026最新房贷及个税计算等50余项功能。平台核心工具均采用纯前端技术,确保您的隐私数据仅在本地处理不上传。支持企业私有化部署,是您值得信赖的安全技术支撑中心。
86 %
来者可追 - 全栈技术博客与开发者工具箱
探索来者可追的前沿技术世界,这里有松柏关于 Java 后端、Python 编程与 AI 应用开发的深度实战文章。同时提供 JSON 格式化、Cron 表达式生成等高效在线开发者工具,助您提升全栈开发效率,让技术积累更有价值。
86 %
左搜 - 问题在右,答案左搜
左搜是一个分享技术,分享资源的网站。常见于分享编程技术/操作系统知识,以及发布一些工具软件供大家使用。
86 %
IT666.VIP 工具站 - JSON 格式化、PDF工具、IP计算、代码格式化、HTTP测试、证件照、图片压缩、编码解码、加密哈希、正则、Diff 在线工具集
IT666 工具站汇集 JSON 格式化校验、JSON 转 TypeScript / C# / Java / Kotlin / Go / Rust / Swift / Python / Dart、Base64、URL、Unicode、AES 加解密、MD5/SHA、时间戳、Cron 表达式生成器、ICO 图标转换...
86 %
Tools · liulin.work — 浏览器本地小工具集合
17 个纯浏览器本地小工具:二维码生成、Excel 拆分、JSON 格式化、Base64、URL 编解码、UUID、时间戳、正则测试、JWT 解码、颜色转换、SHA 哈希、文本对比。数据不上传任何服务器。
86 %
程序员工具导航
86 %
汤圆工具箱 - 免费在线工具箱
丰富的免费在线工具,无需安装,即开即用。文字处理、图片处理、开发工具等。
86 %

Websites whose start page offers something similar, found by comparing the text of their start pages, across languages. Near-identical copies, parking pages and error pages are left out. The full list of up to 100 comes through the API: similar websites.

Last SSL certificate

Issuer Let's Encrypt
Valid from 7/25/2026
Valid to 10/23/2026
Time until expiry 2 days

Last successful crawl

Title 完美代码 - 助力开发者提升技能
Description 完美代码是一个非盈利性的网站,致力于为编程爱好者和开发者提供高质量的编程语言教程、库教程、示例源代码及在线工具。无论你是初学者还是经验丰富的开发者,我们的资源将帮助你提高编程技能,掌握最新的编程技术和工具,快速解决编程难题,实现技术成长。
Content-Length 43,986 bytes

Title and description as published by the page itself in its own <title> and <meta name="description"> tags.

DNS history

IPv4 address Last updated
163.181.131.224 10/16/2026
163.181.131.223 10/8/2026
155.102.51.23 9/29/2026
163.181.131.223 9/21/2026
163.181.131.224 9/5/2026
IPv6 address Last updated
2404:2280:2fa:0:3:0:0:40 10/16/2026
2404:2280:1bf:0:3:0:0:66 10/8/2026
2404:2280:1bf:0:3:0:0:5b 9/21/2026
2404:2280:1bf:0:3:0:0:54 9/13/2026
2404:2280:1bf:0:3:0:0:66 9/5/2026
Name server Last updated
dns17.hichina.com 5/27/2026
dns18.hichina.com 5/27/2026
vip1.alidns.com 5/19/2024
vip2.alidns.com 5/19/2024
dns17.hichina.com 12/20/2023

The five most recent states of each record type. The full history comes through the API: DNS history.

Most recent redirect domains

Domain Last seen
woomua.com 12/25/2024

Reverse IP neighbours

43.109.215.63 35 domains · here since 10/10/2026
Domain On this IP since
ziloczwas.com 10/11/2026
ysgcna.com 10/17/2026
yrxwzzl.com 10/17/2026
xqhrl.com 10/17/2026
xiongyu.xyz 10/17/2026
xinpulse.com 10/20/2026
xinnewkeji.com 10/4/2026
tokenproto.com 10/18/2026
timiff.top 10/9/2026
theatrewine.com 10/19/2026
szpumanjia.com 10/20/2026
szbaoliheng.com 10/17/2026
and 22 more
2404:2280:316:0:3::3c 2 domains · here since 10/10/2026
Domain On this IP since
vjhvj.cn 10/15/2026

Sharing an address does not always mean sharing a server: on a CDN or a large hosting platform, millions of unrelated domains answer on the same few addresses. We measured how far that goes in Half the web sits on 276 IP addresses. The complete list of neighbours, also for an IP address, comes through the API: reverse IP lookup.