ClientSiteGuard: catch broken client sites before the client does

ClientSiteGuard is a free, read-only check with 9 automated tests: For agencies and MSPs. One free check now; on a monitor plan, every domain you manage is re-checked daily for certificate expiry, home page errors, accidental noindex or robots blocks, DNS, MX and nameserver changes, and broken SPF or DMARC, with a change log per domain. Results are instant; copy-paste fixes and monitoring start at $4.99. It is also available to AI agents as the MCP tool check_client_site_health.

For agencies and MSPs. One free check now; on a monitor plan, every domain you manage is re-checked daily for certificate expiry, home page errors, accidental noindex or robots blocks, DNS, MX and nameserver changes, and broken SPF or DMARC, with a change log per domain.

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Read-only: one TLS handshake, one home page request, robots.txt and public DNS lookups per check. Monitoring requires proof that you manage each domain (DNS TXT verification, or agency attestation on agency plans). A clean check does not guarantee uptime or security.

Plans

Full site health Report

$4.99 one-time

  • One-time $4.99: the full site health report and export for one target
  • Unlocked instantly with your key

Monitor (25 domains)

$29 / month ($0.95/day)

  • Daily re-check of up to 25 domains. Billed monthly (or yearly at the annual price); cancel any time
  • Change log on your watch dashboard and API, plus email alerts on changes

Monitor Pro (100 domains)

$79 / month ($2.60/day)

  • Daily re-check of up to 100 domains. Billed monthly (or yearly at the annual price); cancel any time
  • Change log, CSV export and API access

More ways to buy

500 API / MCP Credits

$9.99 one-time

  • 500 full (unredacted) REST or MCP calls across every product
  • Credits never expire

Unlimited API / MCP Key

$29 / month

  • Unlimited full REST and MCP calls across every product. Billed monthly (or yearly at the annual price); cancel any time
  • For Make, Zapier, n8n and AI agents

Watch My Domain

$5 / month

  • Weekly read-only re-check of one domain. Billed monthly (or yearly at the annual price); cancel any time
  • Email when the result changes

White-Label Client Report

$9.99 one-time

  • One downloadable client-ready HTML report with your agency name and domain in the header
  • No branding from us

Agency White-Label Pass

$79 / month

  • Unlimited white-label client reports for this tool. Billed monthly (or yearly at the annual price); cancel any time

API: 10 free calls per day without a key. Datasets contain public records only, at organization level.

Payments are processed securely by Stripe. Refunds are available by default within the first 14 days of paid service.

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Copy-paste fix pack

Often used together