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ExpiryGuard: Domain & SSL Expiry Monitor

ExpiryGuard: Domain & SSL Expiry Monitor ships as a ready-to-import n8n automation package: load the bundled workflow JSON, connect the credentials listed on this page, and activate it on self-hosted n8n or n8n Cloud.

Track every domain's registration and SSL certificate expiry in one Google Sheet, with escalating Slack and email alerts before anything lapses.

  • Check unlimited domains daily against free RDAP registry and Certificate Transparency data — no per-domain monitoring fee
  • Escalate alerts automatically at 30, 14, 7 and 1 days before expiry, plus an EXPIRED status if you miss the window
  • Add an urgent email on top of Slack whenever a domain hits your critical-days threshold
  • Keep a live status dashboard sheet showing every domain's registration and certificate countdown at a glance
  • Skip duplicate alerts on the same day with a built-in dedupe log, so nobody gets spammed if the sweep re-runs
  • Run entirely from a Google Sheet your team already maintains — no separate SaaS dashboard to log into
Google SheetsSlackSMTP
n8n / workflow / domain-ssl-expiry-monitorActual workflow — not a mockup
Daily Sweep — Schedule TriggerDaily SweepSCHEDULE TRIGGERConfig — SetConfigSETRead Domain List — Google SheetsRead Domain ListGOOGLE SHEETSCheck Domain Registration (RDAP) — HTTP RequestCheck Domain Regis…HTTP REQUESTCheck SSL Certificate (crt.sh) — HTTP RequestCheck SSL Certific…HTTP REQUESTCompute Expiry Status — CodeCompute Expiry Sta…CODEUpdate Status Dashboard — Google SheetsUpdate Status Dash…GOOGLE SHEETSShould Send Alert? — IFShould Send Alert?IFSend Slack Alert — SlackSend Slack AlertSLACKMark Alerted — CodeMark AlertedCODECritical Tier? — IFCritical Tier?IFSend Critical Email Alert — Send EmailSend Critical Emai…SEND EMAIL
12 nodes · 11 connections · 1 trigger · 2 in-canvas notesExported from the workflow file you receive — scroll sideways to follow the full path.
One-time
$14
~10 min
setup time

Setup Serviceoptional live install and test. Choose your tier at checkout (not tied to this template's price).

Instant download after payment
Refund as per the Refund Policy for downloadable templates.
Email Support · 24h SLA
Lifetime updates

APIs required
Google SheetsSlackSMTP
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How it works

Workflow summary

One workflow handles everything end-to-end.

  1. 1Runs automatically every morning on a schedule
  2. 2Reads every domain from your Google Sheet domain list
  3. 3Looks up each domain's registration expiry date for free
  4. 4Checks the newest publicly logged SSL certificate expiry for free
  5. 5Flags any domain within 30, 14, 7, or 1 day of expiring, or already expired
  6. 6Posts a Slack alert for every flagged domain, escalating to email for urgent cases
  7. 7Updates a live status dashboard sheet with every domain's current standing
Deliverables

What's included with your purchase

Every checkout includes the same practical package so you are never hunting for missing files mid-setup.

  • 01Workflow JSON exports ready to import into your n8n workspace (self-hosted or n8n Cloud).
  • 02Step-by-step guide that walks credential creation, node-by-node checks, and activation.
  • 03Credential checklist for Google Sheets, Slack, SMTP. Email support@n8ntemplatestore.com if you get stuck — replies within 24 hours (SLA).
  • 04Perpetual (lifetime) use license Your one-time purchase includes an ongoing right to use this template package on n8n instances you control for your own automation — not for resale or public redistribution of the files as a product. Terms & conditions.
  • 05We keep the copyright Workflow JSON, guides, screenshots, and bundled assets stay our copyrighted works (or our licensors'). Payment grants the limited license in our Terms only — it does not transfer ownership.

Need a second opinion before buying? Compare the full catalog, browse more Devops templates, see how n8n compares to Zapier and Make, or read the support policies.

Setup

Three steps to a running n8n automation

01

Import the workflow into n8n

02

Paste your API keys into the credentials panel

03

Press ‘activate’ — you’ll get your first report tomorrow morning

Support

Need help setting up this n8n template?

Beginner-friendly guidance is included. Our support team will help you if you get stuck — email support@n8ntemplatestore.com or visit support.

Email support
Replies within 24 hours (SLA)
Contact
Setup Service4 tiers — your choice
Optional live session — we install, configure, and test on a screen share. Add Setup Serviceat checkout and pick any tier; pricing is not tied to this template's list price.
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FAQ

About this template

How long does it take to set up ExpiryGuard: Domain & SSL Expiry Monitor?
Most people finish in minutes following the guide. If you’ve never used n8n before, budget an hour — the first workflow is always the slowest.
What if I get stuck?
Email support@n8ntemplatestore.com. Free basic support is included with every purchase, and you’ll get a reply from our team within 24 hours. If setup needs more than email, we can schedule a call.
Do I need to pay for Google Sheets?
API costs are separate and go directly to the provider — typically a few dollars a month at most for a solo business. Full breakdown is in the setup guide.
Can I customize the workflow?
Yes, completely. You own the .json — edit nodes, swap in your own prompts, re-wire the logic. Our support team can help you plan customizations over email.
What if it doesn’t work for me?
Refunds are issued only as described in our Refund Policy (https://n8ntemplatestore.com/refund-policy). Or add Setup Service at checkout for a live install and test session — pick any tier you prefer.