{"id":13375167,"url":"https://github.com/Brunty/awesome-checker-services","last_synced_at":"2025-03-13T01:31:48.286Z","repository":{"id":20552143,"uuid":"90241970","full_name":"Brunty/awesome-checker-services","owner":"Brunty","description":"✅ List of links to the various checkers out there on the web for sites, domains, security etc.","archived":false,"fork":false,"pushed_at":"2024-01-31T10:39:39.000Z","size":76,"stargazers_count":790,"open_issues_count":4,"forks_count":95,"subscribers_count":23,"default_branch":"main","last_synced_at":"2024-05-21T19:11:36.101Z","etag":null,"topics":["checker","dns","hacktoberfest","list","load-testing","mail-configuration","mobile-friendly","security","seo","speed","website","website-performance"],"latest_commit_sha":null,"homepage":"","language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/Brunty.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":"CONTRIBUTING.md","funding":null,"license":"LICENSE.md","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null}},"created_at":"2017-05-04T08:52:18.000Z","updated_at":"2024-05-21T10:13:11.000Z","dependencies_parsed_at":"2024-01-12T18:38:55.750Z","dependency_job_id":"d97a4d6a-80be-4825-8ba3-65bd9e8edfd4","html_url":"https://github.com/Brunty/awesome-checker-services","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Brunty%2Fawesome-checker-services","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Brunty%2Fawesome-checker-services/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Brunty%2Fawesome-checker-services/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Brunty%2Fawesome-checker-services/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/Brunty","download_url":"https://codeload.github.com/Brunty/awesome-checker-services/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":243322483,"owners_count":20272884,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["checker","dns","hacktoberfest","list","load-testing","mail-configuration","mobile-friendly","security","seo","speed","website","website-performance"],"created_at":"2024-07-30T05:01:31.590Z","updated_at":"2025-03-13T01:31:48.017Z","avatar_url":"https://github.com/Brunty.png","language":null,"funding_links":[],"categories":["Others","Bash"],"sub_categories":[],"readme":"# Checker Services ✅\n\nList of links to the various checkers out there on the web for sites, domains, security etc.\n\n## Table of Contents 📖\n\n* [Accessibility](#accessibility-️) ♿️\n* [Browser Testing](#browser-testing-) 🌎\n* [Cron Jobs](#cron-jobs-)⚡\n* [DNS](#dns-) 🌐\n* [Load Testing](#load-testing-) 🔥\n* [Mail Configuration](#mail-configuration-️) ✉️\n* [Mail Testing](#mail-testing-️) ✉️\n* [Mobile Friendliness](#mobile-friendliness-) 📱\n* [Security](#security-) 🔒\n* [SEO](#seo-) 📈\n* [Technology Used](#technology-used-) 🖥\n* [Uptime Monitoring](#uptime-monitoring-) 📉\n* [URL Analysis](#url-analysis-) 🌐\n* [Validation](#validation-) 👌\n* [Website Performance](#website-performance-) 🚀\n* [Contributing](#contributing) ✍️\n\n## Accessibility ♿️\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://achecks.ca/achecker | Checks single HTML pages for conformance with accessibility standards to ensure the content can be accessed by everyone. | Free |\n| http://www.dasilva.org.br/ | Test sites for accessibility issues (W3C/WAI  - WCAG1 and WCAG2 - and E-mag). | Free |\n| https://excellentwebcheck.com/website-accessibility-checker | Test entire websites for accessibility issues on mobile, tablet and desktop screen sizes. | Free and paid plans |\n| https://tenon.io/ | Test sites for accessibility issues and offer solutions for problems found. | Free and paid plans |\n| https://www.toptal.com/designers/colorfilter | Checks pages for color accessibility. | Free |\n| https://wave.webaim.org/ | Gives a detailed report about markup and accessibility concerns including ARIA roles. Provides solutions for problems found. | Free |\n\n## Browser Testing 🌎\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| http://browsershots.org | Test websites on many browser, platforms and devices. | Free |\n| https://www.browserstack.com/ | Test your website for cross browser compatibility on real browsers. Instant access to multiple desktop and mobile browsers. | Paid |\n| https://www.lambdatest.com/ | Test your website in real browsers on multiple devices. | Free and paid plans |\n| https://saucelabs.com | Test apps and websites in many browsers. Can be integrated in CI workflows. | Free trial, free for open source projects, paid |\n| https://testingbot.com | Test apps and websites in many browsers. Can be integrated in CI workflows. | Free trial, free for open source projects, paid |\n\n## Cron Jobs ⚡\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://cronhub.io/ | Painless cron job scheduler \u0026 monitoring service. | Paid |\n| https://cronless.com/ | Online Cron Job Replacement and Monitoring Service. | Free |\n| https://deadmanssnitch.com/ | Get More Out of Your Cron Jobs. | Paid |\n| https://healthchecks.io/ | Simple and Effective Cron Job Monitoring. | Free |\n\n## DNS 🌐\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://bgp.he.net | Check IPs, networks, whois, ASNs, prefixes and more. | Free |\n| https://www.digwebinterface.com/ | Extensive web interface to dig for doing online DNS / nameserver query. | Free and donations welcome |\n| https://dnscheck.pingdom.com/ | Enter a domain name to check if its DNS servers are configured correctly. | Free |\n| https://dnschecker.org | Check the DNS propagation of domains. | Free |\n| https://dnsdumpster.com/ | Domain research tool that can discover hosts related to a domain. | Free |\n| https://dnsspy.io/ | Monitor, validate and verify your DNS configurations. | Free and paid plans |\n| https://www.dnsstuff.com/tools | Multiple DNS tools. | Free |\n| https://dnsviz.net/ | A DNS visualization tool, incuding a visual analysis of the DNSSEC authentication chain. | Free |\n| https://dnswatch.info/ | DNS Lookups \u0026 Performance Monitoring. | Free |\n| https://www.domainiq.com/tools | DNS, IP, MX tools. | Free and paid plans |\n| https://whois.domaintools.com/ | Reverse whois \u0026 IP lookup. | Free and paid plans |\n| https://ip6.nl | Test if the server supports IPv6. | Free |\n| https://ipv6-test.com/validate.php | Test if the server supports IPv6. | Free |\n| https://www.ipvoid.com | Multiple IP address tools. | Free |\n| https://mxtoolbox.com/SuperTool.aspx | Big collection of useful network tools. | Free |\n| https://simpledns.plus/lookup-dg | Trace a zone from the root, to debug delegation and whois| Free|\n| https://toolbox.googleapps.com/apps/dig | Easy to use DNS dig tool. | Free |\n| https://toolbox.googleapps.com/apps/checkmx | Check the MX records of a domain. | Free |\n| https://tools.keycdn.com | Check for http/2 support and find network related issues. | Free |\n| https://www.ultratools.com | Big collection of useful network tools. | Free |\n| https://www.unlocktheinbox.com/dnstools/mx/ | Checks DNS, WHOIS, Blacklists, and more. | Free and paid plans |\n| https://www.viewdns.info/ | View DNS, IP, MX information. | Free and paid plans |\n| https://zonemaster.net/ | Check, measure and validate DNS. | Free |\n| https://www.nslookup.io/ | Global DNS propagation checker. | Free |\n\n## Load Testing 🔥\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://loader.io/ | Loader.io is a FREE load testing service that allows you to stress test your web-apps \u0026 APIs with thousands of concurrent connections. | Free and paid plans |\n| https://loadimpact.com/ | Load test your website, app or API instantly with up to 1.2 million concurrent users. Get unlimited tests with a free trial. | Free and paid plans |\n\n## Mail Configuration ✉️\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://email-checker.net | Check emails addresses and lists of email addresses for existence. | Free and paid plans |\n| https://hunter.io/email-verifier | Test the existence of up to 100 email addresses. | Free and paid plans |\n| https://www.mail-tester.com/ | Test the Spammyness of your Emails. | Free |\n| https://mxtoolbox.com/blacklists.aspx | The blacklist check will test a mail server IP address against over 100 DNS based email. | Free and paid plans |\n| https://www.unlocktheinbox.com/mail-tester/ | Email Authentication and Configuration Tester. | Free and paid plans |\n| https://verify-email.org | Verify if an email address and the mailbox behind it exists. | Free and paid plans |\n| https://www.verifyemailaddress.org | Another email address checker. | Free and paid plans |\n| https://tools.verifyemailaddress.io | Test if an email address exists. Also provides an API for developers. | Free and paid plans |\n\n## Mail Testing ✉️\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://www.unlocktheinbox.com/services/inboxtester/| Email Inbox Tester - Check over 20+ destinations. |Paid Plans |\n| https://www.campaignmonitor.com | Preview emails in over 25 different email clients with the inbox preview feature. | Free trial, paid plans |\n| https://www.emailonacid.com | Test emails in over 70 email clients, apps and on different platforms. | Free trial, paid plans |\n| https://litmus.com/email-testing |Test the rendering of emails in over 70 email clients and devices. | Free trial, paid plans |\n| https://previewmyemail.com | Another provider to test the rendering on many email clients and devices. | Paid plans |\n| https://putsmail.com | Send and debug emails in three parts (html, plain text, Apple watch). | Free |\n\n## Mobile Friendliness 📱\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://developers.google.com/web/tools/lighthouse/ | Useful for testing PWA's does mobile friendliness etc but not exclusively mobile. | Free |\n| https://excellentwebcheck.com/mobile-friendly-website-test | Test how mobile friendly an entire website is. More advanced scan than Google's Mobile Usability test. | Free and paid plans |\n| https://search.google.com/search-console/mobile-usability | Test how easily a visitor can use your page on a mobile device. Just enter a page URL to see how your page scores. | Free |\n\n## Security 🔒\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://www.checkbot.io/ | Browser extension that checks multiple pages at once for web security best practices. Finds HTTPS mixed content issues, insecure password forms and more. | Free and paid plans |\n| https://crt.sh | Get an overview and information of assigned TLS certificates. | Free |\n| https://csp-evaluator.withgoogle.com | Validate and check the CSP for weaknesses and security issues. | Free |\n| https://hackertarget.com | This service provides multiple tools to check websites for vulnerabilities. | Free and paid plans |\n| https://www.hardenize.com/ | Harden your server's security. | Free |\n| https://hstspreload.org/ | Check if a domain is on the HSTS preload list in browsers and submit them to the list. | Free |\n| https://httpschecker.net/ | Track down HTTPS mixed content issues. | Free and paid plans |\n| https://internet.nl/ | Check whether your internet is up to date on Internet Standards. | Free |\n| https://www.isithacked.com | Check if there are any signs that a website is hacked. | Free |\n| https://www.magereport.com | MageReport checks if a Magento instance is outdated and if all security patches are installed. | Free |\n| https://observatory.mozilla.org/ | Observatory by Mozilla is a project designed to help developers, system administrators, and security professionals configure their sites safely and securely. | Free |\n| https://report-uri.io/home/tools | Multiple useful tools for CSP, HPKP, SRI, headers and certificates. | Free |\n| https://securityheaders.io/ | Scott Helme built securityheaders.io after deploying security headers like CSP and HSTS to his own site. He wanted a quick and easy way to check if other sites were using these headers and he figured he'd turn it into a useful tool for everyone to use! | Free |\n| https://sshcheck.com | Check the SSH configuration of servers. | Free |\n| https://www.ssllabs.com/ssltest/ | This free online service performs a deep analysis of the configuration of any SSL web server on the public Internet. | Free |\n| https://tls.imirhil.fr/ | Test the strength of the available ciphers which can be used with HTTPS or SSH. | Free |\n\n## SEO 📈\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://www.checkbot.io/ | Browser extension that checks multiple pages at once for SEO best practices. Finds duplicate content, broken links, unfriendly URL names and more. | Free and paid plans |\n| https://insites.com/ | Test your websites for everything. Check spelling, broken links, SEO, accessibility and more. | Paid |\n| https://keyword.com | Accurate keyword rank tracking software with daily updates. | Paid |\n| https://nibbler.silktide.com/ | Nibbler is a free tool for testing websites. Enter the address of any website and Nibbler will give you a report scoring the website out of 10 for key areas, including accessibility, SEO, social media and technology. | Free and paid plans |\n| https://search.google.com/structured-data/testing-tool/u/0/ | Evaluate your structured data (rich snippets) markup for errors or warnings. | Free |\n| https://www.seobility.net/en | All-in-one SEO software including crawler, rank tracker, backlink checker, monitoring and reporting tools. | Free and paid plans |\n| https://seomator.com | SEO Audit Tool and website crawler for SEO performance improving with How-to-Fix tips. | Paid |\n\n\n## Technology Used 🖥\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://builtwith.com/ | Find out what websites are Built With. | Free and paid plans |\n\n\n## Uptime Monitoring 📉\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://www.freshworks.com/website-monitoring/ | 50 monitors, 1 min intervals, 5 public status pages free. | Free and paid plans |\n| https://ohdear.app/ | 2 sites, 5 euro, uptime,  certificate monitoring, mixed content scanning and more. | Paid only |\n| https://www.statuscake.com/ | 10 monitors, 5 min intervals, branded public reporting free. | Free and paid plans |\n| https://uptimerobot.com/ | 50 monitors, 5 min intervals, 2 months of logs free. | Free and paid plans |\n\n\n## URL Analysis 🌐\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://urlscan.io | Find out what happens when a URL is accessed. | Free |\n\n## Validation 👌\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://validator.w3.org/unicorn/ | Checks for proper HTML and CSS markup as well as broken links. | Free |\n| https://www.zerobounce.com/ | Checks to see if the email address is valid. | Free and paid plans |\n\n## Website Performance 🚀\n\n| URL | Description | 💳 |\n| --- | ----------- | -- |\n| https://www.checkbot.io/ | Browser extension that checks multiple pages at once for performance best practices. Finds unminified resources, redirect chains, render-blocking JavaScript and more. | Free and paid plans |\n| https://www.debugbear.com/test/website-speed | DebugBear is a site speed testing tool that analyzes page performance and recommends possible optimizations. | Free and paid plans |\n| https://developers.google.com/speed/pagespeed/insights/ | PageSpeed Insights analyzes the content of a web page, then generates suggestions to make that page faster. | Free |\n| https://gtmetrix.com/ | GTmetrix is a free tool that analyzes your page's speed performance.  Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them. | Free and paid plans |\n| https://pageweight.imgix.com/ | See how images affect your page speed. | Free |\n| https://testmysite.withgoogle.com | Checks websites for performance issues and provides reports. | Free |\n| https://toolbox.googleapps.com/apps/har_analyzer | Analyze the performance with a HAR file. | Free |\n| https://tools.pingdom.com/ | Enter a URL to test the load time of that page, analyze it and find bottlenecks. | Free and paid plans |\n| https://www.uptrends.com/tools/website-speed-test | Check the performance from 30+ free and 160+ paid checkpoints. | Free and paid plans |\n| https://www.webpagetest.org | Website performance test tools with many options. | Free |\n| https://yellowlab.tools/ | Online test to help speeding up heavy web pages. | Free |\n\n## Contributing ✍️\n\nThis started as a small personal project.\n\nAlthough this project is small, openness and inclusivity are taken seriously. To that end a code of conduct (listed in the contributing guide) has been adopted.\n\n[Contributor Guide](CONTRIBUTING.md)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2FBrunty%2Fawesome-checker-services","html_url":"https://awesome.ecosyste.ms/projects/github.com%2FBrunty%2Fawesome-checker-services","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2FBrunty%2Fawesome-checker-services/lists"}