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Life & fun · alternatives · 2026

24 alternatives to SentryScore

Free domain security score. Instant scan, no account needed.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier.

  1. 1
    Notify.domainsfree tier, from $2/mo▲322

    Know the moment a domain opportunity appears

    Aug 2026 · notify.domains · its alternatives →

  2. 2

    Hello Hacker News community, We are excited to announce the launch of KIT.DOMAINS, our new tool designed to simplify the management and monitoring of domains. KIT DOMAINS is a convenient and reliable solution for tracking the status of your domains and SSL certificates. With KIT DOMAINS, you will receive timely notifications about expirations and emerging issues, ensuring your sites remain operational and secure. Key features: - Expiration Tracking: Monitor the expiration dates of your domains to prevent accidental lapses. - SSL Certificate Monitoring: Keep your SSL certificates up-to-date…

    2024 · kit.domains · its alternatives →

  3. 3

    Free website security scanner 20+ checks, instant PDF report

    May 2026 · pulseshield.co.uk · its alternatives →

  4. 4

    Domain health analysis for high performance email campaigns

    Jul 2026 · lens.folderly.com · its alternatives →

  5. 5

    Detect domain security issues before they hurt your business

    May 2026 · domainscan.tools · its alternatives →

  6. 6

    DMARC Monitoring For Everyone Who Isn't A Security Team

    Jul 2026 · trustyourinbox.com · its alternatives →

  7. 7

    DMARC, SPF & sSecurity CHECKS for any domain.

    Apr 2026 · secuora.net · its alternatives →

  8. 8

    Simplified and total DMARC control

    Apr 2026 · dmarkoff.com · its alternatives →

  9. 9

    Free website security scanner: headers, SSL, DNS, SPF/DMARC

    Aug 2026 · nivaronix.com · its alternatives →

  10. 10

    Online automated vulnerability scanner to secure firewalls, servers, web applications, and apis. Try 14 days for free.

    2020 · hostedscan.com · its alternatives →

  11. 11

    Catch every client domain problem before it costs you

    Jul 2026 · domainwatchdog.app · its alternatives →

  12. 12

    Free domain health scanner — DNS/SSL/SPF/DKIM/DMARC

    Mar 2026 · scanmydomain.co · its alternatives →

  13. 13

    Stop phishing before it starts

    Aug 2026 · phishfence.io · its alternatives →

  14. 14

    A 60-second security score for any domain

    Jun 2026 · its alternatives →

  15. 15

    Get alerted the moment your DMARC, SPF, or DKIM breaks

    Jul 2026 · emailposture.com · its alternatives →

  16. 16

    Catch cold email launch blockers before you send

    Jun 2026 · outboundqa.com · its alternatives →

  17. 17

    Phishcan provides crucial threat intelligence, and it currently tracks phishing domains for: • Scotiabank, Desjardins, RBC, Interac… • Telecom providers, provincial power and health services... • Federal & provincial services, CRA, Canada Post, Service Canada, Revenue Québec... How Phishcan works: • Parsing millions of domains: Continuously scanning and analyzing vast numbers of domains to detect suspicious patterns and potential phishing sites. • Monitoring threat actors : close watch on cyber‑criminal infrastructures and their new domain registrations. • Data enrichment : adding contextual…

    2025 · phishcan.com · its alternatives →

  18. 18

    Free website security audit grade in 10 seconds

    Mar 2026 · vulnscan.tech · its alternatives →

  19. 19

    Everything the internet sees about your domains

    May 2026 · osinteasy.com · its alternatives →

  20. 20

    Think you're too small to be hacked?

    Nov 2025 · nexsecuresolutions.com · its alternatives →

  21. 21

    Free website security scanner that grades any site A to F

    May 2026 · its alternatives →

  22. 22

    Scan any website for security issues in 10 seconds. Free.

    Feb 2026 · guardscan.dev · its alternatives →

  23. 23

    Instant trust readiness scoring based on what buyers, procurement teams, and competitors can independently verify about your SaaS company. Free scan — no signup required.

    Feb 2026 · trustsignal.tech · its alternatives →

  24. 24

    9 free email, DNS, security, SEO and AI-search scanners

    Jun 2026 · edos.com.au · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →