Domain & Website Tools

Peek under the hood of any website. Investigate domain age, perform WHOIS lookups, check server status, analyze DNS records, and test Core Web Vitals performance.

12 Tools Free to Use No Login Required

Domain Age Checker

Find out exactly when a domain was first registered and its total age, an important factor in domain authority.

WHOIS Lookup

Discover the registration details, ownership information, and registrar of any domain name.

IP Lookup

Find the IP address, hosting provider, and geographical location of the server hosting a website.

DNS Lookup

Fetch and display all DNS records (A, AAAA, MX, CNAME, TXT) associated with a domain.

Website Status Checker

Instantly check if a website is down for everyone or if the issue is just on your local connection.

CMS Detector

Identify which Content Management System (WordPress, Shopify, Ghost, etc.) a website is built on.

Technology Stack Checker

Uncover the frameworks, analytics, widgets, and libraries powering any URL on the web.

Mobile-Friendly Checker

Test if a webpage is optimized for mobile devices, which is critical for Google's mobile-first indexing.

SSL Checker

Verify a domain's SSL certificate validity, issuer, and expiration date to ensure secure connections.

HTTPS Checker

Ensure a webpage forces HTTPS and that all internal resources (images, scripts) are loaded securely (no mixed content).

Beyond Content: Domain & Infrastructure

While content and backlinks are the primary drivers of organic search traffic, the underlying infrastructure of your website plays a crucial supporting role. Search engines want to send their users to websites that are secure, fast, and reliable.

The Importance of Website Speed & Core Web Vitals

Page speed has been a ranking factor for years, but Google formalized it with the introduction of Core Web Vitals. These metrics focus on the real-world user experience of a page loading:

  • Largest Contentful Paint (LCP): Measures loading performance. The main content should load within 2.5 seconds.
  • Interaction to Next Paint (INP): Measures responsiveness. The page should react quickly to user clicks and taps.
  • Cumulative Layout Shift (CLS): Measures visual stability. Elements shouldn't jump around unexpectedly as the page loads.

Domain Authority and History

Before launching a new project, researching a domain is critical. Using WHOIS and Domain Age tools can tell you if a domain has a history. Older domains often carry more inherent trust with search engines, provided they haven't been penalized or used for spam in the past.

Security is a Ranking Signal

Running a site without a valid SSL certificate (HTTP instead of HTTPS) not only triggers a "Not Secure" warning in browsers, which destroys conversion rates, but it is also a negative ranking signal for Google. Our HTTPS and SSL checkers ensure your security implementation is flawless.

Frequently Asked Questions

Most modern registrars provide "WHOIS Privacy" or "Domain Privacy" services. Additionally, GDPR regulations require the redaction of personal information (like name, address, and email) for registrants in the EU. This is normal and does not negatively impact SEO.

For optimal user experience and SEO, your page should ideally load in under 2.5 seconds. If a page takes longer than 3 seconds to load, bounce rates increase dramatically, especially on mobile devices.

It can. If your new host is significantly slower, experiences frequent downtime, or places your site on a server in a different geographical location (far from your target audience), it could negatively impact rankings. Conversely, moving to a faster, more reliable host can improve SEO.