Domain Checker: DNS & SSL

DomainName Inspector helps you monitor domain expiry, DNS records, HTTPS reachability, TLS handshakes, and mail security records in one focused, local-first iOS app.

Domain Checker: DNS & SSL

Domain Checker is a domain diagnostic tool designed for developers, website administrators, and network professionals. Quickly analyze domain infrastructure with DNS lookup, SSL certificate inspection, HTTP response analysis, WHOIS information, and email security checks.

Simply enter a domain name to get a clear overview of its DNS configuration, certificate status, website response, and related services.

Key Features: • DNS Record Lookup

Inspect common DNS records, including:

A AAAA CNAME MX TXT NS SOA CAA

Verify domain resolution, DNS configuration, and service availability quickly.

• SSL Certificate Inspection

Analyze HTTPS certificates and security information, including:

Certificate issuer Validity period Expiration countdown Subject Alternative Names (SAN) Fingerprint Public key information

Identify certificate expiration risks and configuration issues before they impact your services.

• HTTP Response Analysis

Check website availability and HTTP behavior:

HTTP status codes Response headers Redirect chains Server information

Quickly troubleshoot website accessibility and configuration problems.

• WHOIS Domain Information

View public domain registration information:

Registrar Registration date Expiration date Domain status Name servers

Understand domain ownership and lifecycle information.

• Email Security Check

Analyze domain email-related DNS configuration:

MX records SPF records DMARC records

Identify email security configuration issues and improve domain reliability.

• All-in-One Domain Diagnostics

Perform essential domain checks from one clean interface without switching between multiple websites or online tools.

Whether you are troubleshooting DNS resolution, verifying SSL certificates, diagnosing HTTP issues, or reviewing domain configuration, Domain Checker helps you quickly understand your domain infrastructure.

Legal:

Terms of Use: https://domain.opshome.run/terms/

Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/Privacy Policy: https://domain.opshome.run/privacy/