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WebChecker

Get alerted before your domain or SSL certificate expires

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WebChecker alerts you on your phone before a domain or SSL certificate expires. It also tracks uptime, DNS and registrar changes, transfer locks and SPF/DMARC for your domains and subdomains. Built for freelancers and agencies. Free for 1 domain.

PH · launched Nov 14, 2026 · 2 upvotes (top 19%) · 0 views

Niche: website uptime monitoring tools · 116 launches, 13 in the last 7 days ▲ +63% · Explore this niche →

Category and tags
  • Horizontal
  • Observability & eval
  • Developer
  • Not AI
  • Commercial product
  • Android
  • Freelance
  • Developer Tools
  • Security

Visit website ↗ Source listing ↗

More like this: all 116 launches in website uptime monitoring tools →

Could you build this?

Yes Monitoring SSL expiry, uptime, DNS, and SPF/DMARC records uses public tools and protocols (RDAP/WHOIS, DNS queries, TLS handshakes), with push alerts on top. This is a well-trodden monitoring app pattern.

Competitors

Other products that read as similar to this one : 345 launches clear the similarity bar, closest 8 shown.

Attention rank: #33 of 346 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 372 days after the earliest competitor.

  • CertNotify · ph · 2026-10-14 · 1 upvotes · similarity 0.71
  • CertAvert · ph · 2026-09-29 · 1 upvotes · similarity 0.70
  • Govigie · ph · 2026-09-10 · 1 upvotes · similarity 0.68
  • ExpiryOwl · ph · 2026-10-09 · 2 upvotes · similarity 0.68
  • DomainCat · ph · 2026-11-07 · 1 upvotes · similarity 0.64
  • Websites With Punch · ph · 2026-10-05 · 1 upvotes · similarity 0.61
  • SSL Certificate Checker · ph · 2026-09-24 · 2 upvotes · similarity 0.60
  • DomainPings · ph · 2026-09-22 · 1 upvotes · similarity 0.57

Related data

The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.