Título:
CodeChef - Learn and Practice Coding with Problems
Descrição: Learn coding with our free and beginner friendly courses on Python, Java, C, C++, Data structures, Algorithms, SQL. Solve our collection of 1000s of problems to practice coding.
Palavras-chave: empty
Codificação de página:utf-8
Tamanho do arquivo da página: 76 KB
Informações do servidor
🖥️
IP: 54.146.42.224
Localização: United States,US,Ashburn,20149,39.0469,-77.4903,America/New_York
Codificação: utf-8
Informações Whois
📄
domain_name: codechef.com
update_date: 2024-02-19T04:10:40Z
update_time: 1708315840
creation_date: 2005-05-08T18:25:45Z
creation_time: 1115576745
expiration_date: 2026-11-24T09:12:07Z
Dados brutos Whois
📋
Domain Name: CODECHEF.COM Registrar: Amazon Registrar, Inc. Domain Status: client delete prohibited Domain Status: client transfer prohibited Domain Status: client update prohibited Creation Date: 2005-05-08T18:25:45Z Registry Expiry Date: 2026-11-24T09:12:07Z Updated Date: 2024-02-19T04:10:40Z Name Server: LEX.NS.CLOUDFLARE.COM Name Server: VERA.NS.CLOUDFLARE.COM REGISTRAR Contact: Amazon Registrar, Inc. >>> Last update of RDAP database: 2026-03-01T12:44:57Z
Robots.txt
🤖
# $Id: robots.txt,v 1.9.2.1 2008/12/10 20:12:19 goba Exp $
#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used: http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/wc/robots.html
#
User-agent: *
# Allowing css, js and images
Allow: /includes/*.js
Allow: /misc/*.js
Allow: /modules/*.js
Allow: /profiles/*.js
Allow: /scripts/*.js
Allow: /sites/*.js
Allow: /themes/*.js
Allow: /includes/*.js
Allow: /misc/*.css
Allow: /modules/*.css
Allow: /profiles/*.css
Allow: /scripts/*.css
Allow: /sites/*.css
Allow: /themes/*.css
Allow: /includes/*.png
Allow: /misc/*.png
Allow: /modules/*.png
Allow: /profiles/*.png
Allow: /scripts/*.png
Allow: /sites/*.png
Allow: /themes/*.png
Allow: /includes/*.jpg
Allow: /misc/*.jpg
Allow: /modules/*.jpg
Allow: /profiles/*.jpg
Allow: /scripts/*.jpg
Allow: /sites/*.jpg
Allow: /themes/*.jpg
Allow: /includes/*.jpeg
Allow: /misc/*.jpeg
Allow: /modules/*.jpeg
Allow: /profiles/*.jpeg
Allow: /scripts/*.jpeg
Allow: /sites/*.jpeg
Allow: /themes/*.jpeg
# Directories
Disallow: /includes/
Disallow: /misc/
Disallow: /modules/
Disallow: /profiles/
Disallow: /scripts/
Disallow: /sites/
Disallow: /themes/
# Files
Disallow: /CHANGELOG.txt
Disallow: /cron.php
Disallow: /INSTALL.mysql.txt
Disallow: /INSTALL.pgsql.txt
Disallow: /install.php
Disallow: /INSTALL.txt
Disallow: /LICENSE.txt
Disallow: /MAINTAINERS.txt
Disallow: /update.php
Disallow: /UPGRADE.txt
Disallow: /xmlrpc.php
# Paths (clean URLs)
Disallow: /admin
Disallow: /comment/reply
Disallow: /contact
Disallow: /logout
Disallow: /node/add
Disallow: /search
Disallow: /sets
Disallow: /todos
Disallow: /viewplaintext/*
Disallow: /viewsolution/*
Disallow: /recent/user
Disallow: /rankings/*
Disallow: /campus_chapter/*
Disallow: /verify
Disallow: /payments
Disallow: /jobqueue
Disallow: /moss/*
Disallow: /lsh/*
Disallow: /status/*
Disallow: /problems/*
Disallow: /teams/view/*
Disallow: /teams/list/*
Disallow: /tags/problems/*
# Paths (no clean URLs)
Disallow: /?q=admin
Disallow: /?q=comment/reply
Disallow: /?q=contact
Disallow: /?q=logout
Disallow: /?q=node/add
Disallow: /?q=search
Disallow: /?q=sets
Disallow: /?q=todos
Disallow: /?q=viewplaintext/*
# Disallow every contest pages, their respective problem pages and status pages
Disallow: /A
Disallow: /B
Disallow: /C
Disallow: /D
Disallow: /E
Disallow: /F
Disallow: /G
Disallow: /H
Disallow: /I
Disallow: /J
Disallow: /K
Disallow: /L
Disallow: /M
Disallow: /N
Disallow: /O
Disallow: /P
Disallow: /Q
Disallow: /R
Disallow: /S
Disallow: /T
Disallow: /U
Disallow: /V
Disallow: /W
Disallow: /X
Disallow: /Y
Disallow: /Z
# Add Sitemap
Sitemap: https://www.codechef.com/sitemap.xml
Auditoria de SEO
🔍
SEO técnico
✓
Código de resposta
HTTP/2 200
Status 200 OK – a página carrega corretamente.
✓
Codificação de caracteres
Page: utf-8, Header: utf-8
Codificação de caracteres consistente entre HTML e cabeçalhos.
✓
Tamanho da página
78736 bytes
Tamanho de página aceitável para carregamento rápido.
✓
Recursos
0 total
Número ideal de recursos.
✓
Hreflang Tags
hreflang tags
Adicione tags hreflang se você tiver conteúdo multilíngue.
✓
Robots.txt
Exists
Arquivo Robots.txt encontrado.
✓
Sitemap
Declared in robots.txt
Sitemap declarado em robots.txt.
✓
HTTPS
Yes
Conexão HTTPS segura habilitada.
✓
Compressão
gzip
Compressão Gzip ou Zstd habilitada para carregamento mais rápido.
Cabeçalhos de controle de cache configurados corretamente.
✓
Velocidade da página
1.91 ms
Excelente velocidade de carregamento.
SEO na página
!
Título
CodeChef - Learn and Practice Coding with Problems
Título muito longo. Reduza para 30-60 caracteres para evitar truncamento.
!
Meta descrição
Learn coding with our free and beginner friendly courses on Python, Java, C, C++, Data structures, Algorithms, SQL. Solve our collection of 1000s of problems to practice coding. Lenght:177
Meta descrição muito longa. Reduza para 100-160 caracteres.
!
Título H1
0 found - ""
Adicione exatamente um título H1 com palavras-chave primárias.
!
Contagem de palavras
Conteúdo muito curto. Procure usar pelo menos 500 palavras para um melhor SEO.
!
Tag canônica
Adicione tag canônica para evitar problemas de conteúdo duplicado.
✓
Meta duplicada
[]
Nenhuma metatag duplicada encontrada.
✓
Palavras-chave
empty
Conjunto de meta palavras-chave (nota: não usado pelos principais mecanismos de pesquisa).
Conteúdo e experiência do usuário
!
Linguagem
Adicione o atributo lang à tag para acessibilidade e SEO.
✓
Imagens
0 total, 0 missing ALT
Todas as imagens possuem texto ALT adequado.
!
Janela de visualização
Adicione meta tag da janela de visualização para capacidade de resposta móvel.
Adicione tags OpenGraph ausentes para compartilhamento em mídias sociais:og:title, og:description, og:image, og:url
!
Dados Estruturados
JSON-LD scripts
Adicione dados estruturados (JSON-LD) para rich snippets e melhor SEO.
Posições em Google
Frases de pesquisa - Google
🔍
Posição
Frase
Página
Trecho
4
/practice/java
Complete your Java coding practice with our online Java practice course on CodeChef. Solve over 180 coding problems and challenges to get better at Java.
4
/html-online-compiler
Welcome to our online HTML / CSS Editor , the perfect platform to run and test your HTML / CSS code efficiently. Our tool makes coding easy for developers ...
4
/c-online-compiler
Welcome to our online C compiler , the perfect platform to run and test your C code efficiently. Our tool makes coding easy for developers of any skill level.
4
/sql-online-compiler
Welcome to our AI-powered online SQL compiler and interpreter, the perfect platform to run and test your SQL queries efficiently. Our tool makes coding easy ...
6
/html-online-compiler
The perfect platform to run and test your HTML / CSS code efficiently. Our tool makes coding easy for developers of any skill level.
6
/python-online-compiler
Welcome to our AI-powered online Python compiler and interpreter, the perfect platform to run and test your Python code efficiently. Our tool makes coding ...
6
/php-online-compiler
Online compilers are online code editors that let you run and test your code in a web browser easily. Use our code PHP editor above to write your code, and ...
6
/python-online-compiler
Welcome to our AI-powered online Python compiler and interpreter, the perfect platform to run and test your Python code efficiently. Our tool makes coding ...
7
/practice/course/python/lppyas01/problems/lpyas09
Test your Learn Python Programming knowledge with our Print 108 using 9 and 12 practice problem . Dive into the world of python challenges at CodeChef.
7
/ide
Welcome to our online compiler , the perfect platform to run and test your code efficiently. Our tool makes coding easy for developers of any skill level.
Posições em Yandex
Frases de pesquisa - Yandex
🔍
Posição
Frase
Página
Trecho
9
/python-online-compiler
Welcome to our online Python compiler, interpreter and code visualizer, the perfect platform to run and test your Python code efficiently.
Serviços Adicionais
💎
×
✓
Платеж успешен!
Спасибо за ваш заказ. Мы свяжемся с вами в ближайшее время.
×
Pagamento
×
Авторизоваться
Зарегистрироваться
Войти в аккаунт
Или войдите через Telegram
Зарегистрироваться через Telegram
Как это работает:
Введите имя и email выше
Нажмите кнопку для открытия Telegram
Завершите регистрацию в боте (потребуется номер телефона)
Получите email с данными для входа
×
🔐
Код подтверждения
Код был отправлен в Telegram. Введите его ниже:
Код действителен: 05:00
×
📱
Завершите регистрацию в Telegram
Telegram был открыт в новой вкладке.
Если бот не открылся автоматически, используйте кнопку ниже или отсканируйте QR-код.
Отсканируйте QR-код для открытия бота
Ожидание подтверждения... 05:00
Как это работает:
1. Нажмите "Открыть Telegram" или отсканируйте QR-код
2. В боте нажмите START и поделитесь номером телефона
3. Статус подтверждения обновится автоматически