Alternatives to TrackSSL
A hosted service that monitors SSL/TLS certificates and sends alerts before they expire or change. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
TrackSSL
A hosted service that monitors SSL/TLS certificates and sends alerts before they expire or change.
Replacements
Listings that take over the same core job as TrackSSL.
Cert Spotter
A hosted Certificate Transparency monitor that alerts on unauthorized, expiring and invalid SSL certificates for your domains.
Cert Spotter is paid after a 30-day trial and watches Certificate Transparency logs, alerting on any newly issued, expired, revoked or misinstalled certificate for your domains.
Hardenize
A web site configuration tester and monitoring service for network, certificate and security settings.
Hardenize adds continuous certificate and perimeter monitoring alongside network and security configuration reports, aimed at organisations, with little public pricing detail.
StatusCake
A hosted monitoring service for website uptime, page speed, SSL certificates, domains and servers.
StatusCake monitors SSL certificates as part of a wider hosted service with uptime, page speed, domain and server checks and status pages, with a free tier.
Better Stack Uptime
A hosted uptime monitor that checks websites, APIs, SSL certificates and domains and sends alerts.
Better Stack Uptime includes SSL and domain expiry checks alongside HTTP, API, DNS and cron monitoring, with a free plan limited to 3-minute intervals.
updown.io
A hosted website monitor that checks HTTP, TCP and ICMP endpoints, certificates and cron jobs.
updown.io is a paid usage-priced monitor covering certificates and domain expiry together with HTTP, TCP, ICMP and cron checks, with many alert channels and webhooks.
Oh Dear
A hosted website health monitor covering uptime, SSL, DNS, cron jobs, broken links and performance.
Oh Dear monitors SSL along with uptime, DNS, cron jobs and broken links, is EU-hosted with a signable DPA, but has no permanent free plan.
Cronitor
A hosted monitoring service for cron jobs, background workers, websites and APIs, with failure alerts.
Cronitor offers SSL checks from 12+ locations but focuses on cron jobs, workers and uptime, alerting through Slack, PagerDuty and email.
Who.is
A web lookup for WHOIS, RDAP, DNS records, nameservers and IP ownership of any domain.
Who.is offers optional premium monitoring for certificate expiry and DNS changes, mainly as an add-on to its WHOIS, RDAP and DNS lookup site.
Similar software
Related functionality, not a direct replacement.
SSL Shopper SSL Checker
An online checker that verifies a server's SSL certificate installation, chain, hostname and expiry.
SSL Labs Server Test
A Qualys web service that analyses the TLS/SSL configuration of a public web server.
DigiCert SSL Installation Checker
A DigiCert web tool that diagnoses TLS/SSL certificate installation problems on a server.
Decoder.link SSL Checker
An online SSL checker that validates a server's certificate installation, with SNI and STARTTLS support.
CAA Test
A web tool that checks the DNS CAA records published for a domain.
HSTS Preload List Submission
A web tool to check a domain's HSTS preload status and submit it for inclusion.