Tools
Free tools for client sites and domains
Check an expiry date or a downtime budget in seconds. No signup, and nothing is stored.
- Free tool4 min readDomain expiry date checker (free)Enter a domain to see when its registration expires, which registrar holds it, its status and name servers. Reads the public registry record. Free, no signup.Read
- Uptime4 min readHow much downtime is 99.5% uptime?99.5% uptime allows 1 day 19 hours 48 minutes of downtime a year, or 3 hours 39 minutes a month. Learn what it means and when it is enough.Read
- Uptime5 min readHow much downtime is 99.9% uptime?99.9% uptime allows 8 hours 45 minutes 36 seconds of downtime a year and 43 minutes 48 seconds a month. See what three nines means for your site.Read
- Uptime4 min readHow much downtime is 99.95% uptime?99.95% uptime allows 4 hours 22 minutes 48 seconds of downtime a year and 21 minutes 54 seconds a month. Learn who needs it and what it takes.Read
- Uptime5 min readHow much downtime is 99.99% uptime?99.99% uptime allows 52 minutes 34 seconds of downtime a year and 4 minutes 23 seconds a month. See what four nines demands and when it is overkill.Read
- Uptime4 min readHow much downtime is 99.999% uptime?99.999% uptime allows 5 minutes 15 seconds of downtime a year and about 26 seconds a month. See what five nines means and who actually needs it.Read
- Uptime4 min readHow much downtime is 99% uptime?99% uptime allows 3 days 15 hours 36 minutes of downtime a year, or 7 hours 18 minutes a month. See what that means in practice and who it suits.Read
- Free tool4 min readSSL certificate expiry checker (free)Type a website address to see when its SSL certificate expires, who issued it, which names it covers and whether browsers will trust it. Free, no signup.Read
- Free tool5 min readUptime and SLA calculator (free)Turn an uptime percentage into the downtime it allows per day, week, month and year, or work out the uptime you actually had from minutes of downtime.Read
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