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DomainFortify — Domain Security Monitoring
Monitor your domains for DNS misconfigurations, email security gaps, and registrar changes. SPF, DMARC, DKIM, MTA-STS, CAA, and more.
|
90 % |
|
Nexpiry — Free Domain Monitoring & SSL Monitor
Nexpiry is a free domain monitoring tool that watches your domains, SSL certificates, and DNS records 24/7. Get alerted before anything expires — so your sit...
|
90 % |
|
DotDeeper - Free Domain, DNS & SSL Monitoring
Free domain monitoring for DNS, nameservers, SSL certificates, and SPF/DKIM/DMARC email auth. Instant alerts the moment something changes.
|
90 % |
|
DomainDiff - Monitor Your Domain Changes
Get alerts when your domain DNS records change, SSL certificates expire, WHOIS records change, and website content changes.
|
90 % |
|
Domain Health Monitoring — Know before your customers do.
Free instant checks for SSL, blacklists, SPF/DKIM/DMARC, domain expiry and DNS. Monitor one domain free; alerts from $5/mo.
|
90 % |
|
Domain Detective — check any domain's DNS, web and email setup
Check the public records behind any domain — DNS, HTTPS certificates, security headers, email protection and registration — and get alerted when they change.
|
90 % |
|
DomainLint — Every client domain you manage, watched.
Domain & email-health monitoring for MSPs and web agencies. DNS, SPF/DKIM/DMARC, blacklists, SSL and domain expiry — one flat price for all your client domai...
|
89 % |
|
HijackAlert - Domain Monitoring
HijackAlert is a continuous domain monitoring service which enables you to receive realtime alerts when your domain gets hijacked.
|
89 % |
|
DomainCat — SSL & Domain Expiry Monitoring
Monitor SSL certificates (including the origin cert behind Cloudflare), domain expiry dates, DNS records, WHOIS data, and email security for all your domains...
|
89 % |
|
SSL, DNS & Domain Expiry Checker — free domain health check
Check your SSL certificate, DNS propagation, and domain registration expiry in one scan — and find out why anything is broken. Free, no signup, nothing stored.
|
89 % |
|
Free Domain & Email Health Check — SPF, DKIM, DMARC | DomainHealthPro
Check any domain's email security (SPF, DKIM, DMARC), mail servers and registration health in one click. Free, no signup. Built for agencies & MSPs.
|
89 % |
|
Domain, SSL & DNS Monitoring for Web Agencies — Lapsewatch
Domain expiry, SSL certificate and DNS monitoring for web agencies. Free instant domain check, no signup. Plans from 19 €/month, no per-seat fees.
|
89 % |
|
ThreatKestrel — Free DNS, Email & Cybersecurity Tools
Free cybersecurity tools: DNS lookup, DMARC/SPF/DKIM checker, SSL certificate analyzer, IP geolocation, blacklist check, and 50+ more. No signup required.
|
89 % |
|
DNSCitadel — DNS, DMARC & domain-health security for MSPs
The security report card for your clients' internet front door. 17-check DNS and email-security scan, DMARC analytics, white-label letter-grade reports and o...
|
89 % |
|
Free DNS, RDAP, Email Security & Server Tools | LDNS.com
Look up DNS records, RDAP/WHOIS, email authentication (SPF, DMARC, DKIM, BIMI), TLS certificates, security headers, ASN, and subdomains for any domain. Insta...
|
88 % |
|
Domain Health & Security Monitoring | CloudSpex
Monitor DNS, SSL, email security, uptime, redirects and domain risks with clear root-cause findings and actionable remediation guidance.
|
88 % |
|
SecRift - Domain security scanner with prioritized, actionable findings
Scan any domain’s email and DNS security - SPF, DMARC, MTA-STS, DANE, and DNSSEC, scanned in seconds.
|
88 % |
|
Domain Verity - External Domain Security Monitoring
Continuous monitoring for your web, email and DNS security posture. One monitor for the security configuration of everything your domain exposes.
|
88 % |
|
DNSV.uk — Free DNS & Email Diagnostic Tools
Free DNS lookup, MX record checker, SPF/DKIM/DMARC validator, domain health audit, blacklist checker, WHOIS lookup and website speed test. Instant results.
|
88 % |
|
DomainRisk.io — Continuous Domain Security Monitoring
Monitor WHOIS, DNS, SSL and email security across your domain portfolio with an explainable risk score, subdomain takeover detection, change alerts and audit...
|
88 % |
Detected social media networks