Have your DNS records changed?

Monitor DNS records for unexpected changes that could break your site, email, or services.

A single DNS change can take your site offline, break email delivery, or redirect traffic to the wrong server. DNS Monitor checks all your record types hourly and alerts you to any changes, with diff views and propagation tracking.

DNS Record Monitoring

A single DNS change can take your site offline, break email delivery, or redirect traffic to the wrong server. DNS Monitor checks all your record types hourly and alerts you to any changes, with diff views and propagation tracking.

What we check:

  • A, AAAA, MX, CNAME, TXT, NS, SOA records
  • Hourly change detection
  • DNS propagation tracking
  • Change history with diff view

Get more with Site Watcher

Monitor your entire web infrastructure from a single dashboard — uptime, SSL, domains, DNS, and vendor dependencies.

Uptime Monitoring

Know the moment your site goes down — not when a customer tells you. Uptime Monitor checks your websites every minute from multiple locations worldwide, tracks response times, and alerts you immediately on downtime.

What we check:

  • HTTP/HTTPS response checks
  • 1-minute check intervals (Pro) / 5-minute (Free)
  • Multiple global check locations
  • Response time tracking
  • Uptime percentage reporting

SSL Certificate Monitoring

An expired SSL certificate shows visitors a scary warning page and kills trust instantly. SSL Expiry Alerts monitors your certificates and alerts you with escalating cadence — 30, 14, 7, 3, and 1 day before expiry — with full certificate chain validation.

What we check:

  • Certificate expiry date tracking
  • Alerts with escalating cadence
  • Certificate chain validation
  • Issuer and protocol details

Domain Expiry Monitoring

Losing a domain because you missed a renewal email is more common than you think. Domain Expiry Watcher tracks your domain expiry dates via WHOIS and sends escalating alerts as expiry approaches — 30, 14, 7, 3, and 1 day before expiry.

What we check:

  • WHOIS expiry date tracking
  • Registrar and nameserver info
  • Smart check cadence based on expiry proximity
  • Email alerts with escalating cadence

DNS Record Monitoring

A single DNS change can take your site offline, break email delivery, or redirect traffic to the wrong server. DNS Monitor checks all your record types hourly and alerts you to any changes, with diff views and propagation tracking.

What we check:

  • A, AAAA, MX, CNAME, TXT, NS, SOA records
  • Hourly change detection
  • DNS propagation tracking
  • Change history with diff view

Vendor Status Monitoring

Your site probably depends on AWS, Cloudflare, Stripe, or other services. When they go down, you need to know immediately — not when customers start complaining. The vendor status aggregator monitors any public status page URL and alerts you to incidents.

What we check:

  • Official status page monitoring
  • Any public status page URL (Pro)
  • Email alerts on incidents
  • Incident timeline tracking

Get even more with Site Health

Go beyond infrastructure monitoring. Site Health adds search performance, page speed, technical SEO, and WHOIS tracking to your monitoring suite.

Google Search Console Integration

Connect Google Search Console to track your search performance, indexing status, and crawl errors alongside your infrastructure monitoring.

What we check:

  • Search performance tracking
  • Indexing status monitoring
  • Crawl error detection

Core Web Vitals Monitoring

Core Web Vitals directly affect your search rankings and user experience. Monitor Largest Contentful Paint (LCP), Interaction to Next Paint (INP), and Cumulative Layout Shift (CLS) continuously.

What we check:

  • Largest Contentful Paint (LCP)
  • Interaction to Next Paint (INP)
  • Cumulative Layout Shift (CLS)

Robots.txt Change Monitoring

An unexpected robots.txt change can block search engines from crawling your site, tanking your search rankings overnight. Monitor your robots.txt for changes and get alerted immediately.

What we check:

  • Robots.txt content monitoring
  • Change detection and alerting

Sitemap Change Monitoring

Your XML sitemap tells search engines what to crawl. Monitor it for unexpected changes, missing pages, and errors that could prevent new content from being indexed.

What we check:

  • XML sitemap monitoring
  • Change detection and alerting

Redirect Chain Monitoring

Redirect chains waste crawl budget and slow down page loads. Monitor your redirects for new chains, broken endpoints, and unexpected changes that could lose link equity.

What we check:

  • Redirect chain tracking
  • Broken redirect detection

Hreflang Monitoring

Incorrect hreflang tags can cause search engines to show the wrong language version of your pages. Monitor your hreflang implementation for consistency, missing return tags, and errors.

What we check:

  • Hreflang tag monitoring
  • Consistency and error checking

WHOIS Change Monitoring

Track changes to your domain's WHOIS information including registrar, nameserver, and ownership changes. Get alerted immediately when anything changes unexpectedly.

What we check:

  • Registrar change detection
  • Nameserver change detection
  • Ownership change detection

Catch DNS changes before they cause problems.

Stop finding out about DNS issues from your users. DNS Monitor checks all your record types hourly and alerts you to any changes.

  • All record types
  • Hourly checks
  • Change diff view
  • Propagation tracking
  • Unlimited domains (Pro)

Start monitoring your DNS records

Get alerted before DNS changes break your site.