
DNSChecker.org
Whats My DNS
MxToolBox
DNS Checker Tool
ViewDNS.info
NsLookup.io
DNS Propagation Check
DNSMap
Security Headers
Mozilla Observatory
Hardenize
Qualys SSL Server Test
MxToolBox
UptimeRobot
Sucuri
HTTP Observatory
DNS Propagation checker with over 100+ Pubic DNS Servers available in General and Country listings to check Live DNS Propagation results. More tools including WhatsMyIP, IP Geo Location, Email Headers, IP Blacklist Checker, MX Check, and more SEO tools also available.
DNSChecker.orgDNSChecker.org is recommended for website administrators, IT professionals, and developers who need to verify and troubleshoot DNS propagation issues. It's also useful for anyone needing to check DNS configurations quickly across various geographic locations.
The best website so far, that provides detailed propagation results, compared to any other online similar tool. Highly recommended!
Based on our record, DNSChecker.org should be more popular than Security Headers. It has been mentiond 143 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Https://dnschecker.org/#A/motherless.com. - Source: Hacker News / about 2 months ago
There are many; I often use . - Source: Hacker News / about 2 months ago
Just wondering what happened to it as the DNS is no longer being resolved anywhere in the world: https://dnschecker.org/#A/pinboard.in. - Source: Hacker News / 3 months ago
Getting "* server can't find pinboard.in: NXDOMAIN" via multiple networks and https://dnschecker.org/#A/pinboard.in is currently showing that it's not resolving anywhere in the world. - Source: Hacker News / 3 months ago
It's the DNS https://dnschecker.org/#A/get.helm.sh is unreachable. - Source: Hacker News / 10 months ago
Check: Go to securityheaders.com and enter your URL. A grade below B means you're missing important ones. - Source: dev.to / 2 months ago
The curl above is the fastest check; all four lines should come back. In a browser, DevTools, Network tab, click the document request, read Response Headers. For a letter grade, securityheaders.com scores you against a known rubric. One quirk: these four alone land a B, and you reach A only once you add Content-Security-Policy. - Source: dev.to / 3 months ago
Remediation: Configure your web server to suppress or mask the Server header. Add security headers like Content-Security-Policy, Strict-Transport-Security, X-Frame-Options, and X-Content-Type-Options. You can use tools like securityheaders.com to check your current header posture. - Source: dev.to / 4 months ago
Step 4: Check your security headers (2 minutes) Visit securityheaders.com and enter your deployed URL. If you get anything below a B, you're missing critical protections. - Source: dev.to / 5 months ago
How to check: Run curl -I https://yourdomain.com and scan the response headers. Or paste your URL into securityheaders.com for a free graded report. - Source: dev.to / 5 months ago
Whats My DNS - Instantly check your domain names current IP address and DNS record information against multiple name servers located in different parts of the world.
Mozilla Observatory - The Mozilla Observatory is a project designed to help developers, system administrators, and security professionals configure their sites safely and securely.
MxToolBox - All of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool.
Hardenize - Hardenize provides a comprehensive and free assessment of web site network and security configuration.
DNS Checker Tool - Check Domain Name System (DNS) records for any website.
Qualys SSL Server Test - This free online service performs a deep analysis of the configuration of any SSL web server on the public Internet.