ISC DHCP end-of-life: support & EOL dates for every release
ISC · Network / DHCP · 0 supported · 4 end-of-life · updated June 2026 · what is end-of-life? →
Every tracked ISC DHCP release line in our data has reached end-of-life — they no longer receive security updates. Check with the vendor for any newer release line.
ISC DHCP support timeline
Each release line and the date it reaches end-of-life — newest first.
| Release | Latest version | End-of-life | Status |
|---|---|---|---|
| ISC DHCP 4.4 | 4.4.3-P1 | 5 Oct 2022 | End of life |
| ISC DHCP 4.1 | 4.1-ESV-R16-P2 | 5 Oct 2022 | End of life |
| ISC DHCP 4.3 | 4.3.6-P1 | 28 Feb 2018 | End of life |
| ISC DHCP 4.2 | 4.2.8 | 5 Mar 2015 | End of life |
Which ISC DHCP version should I run?
Stay on a supported release line (see the timeline above) and keep it current. See ISC DHCP's full security status →
Get warned before ISC DHCP reaches end-of-life
End-of-life dates are easy to miss until it's too late. Monitor ISC DHCP on IsItPatched and we'll email you before the release line you run stops getting security updates — free, no account needed to start.
ISC DHCP end-of-life — frequently asked
What ISC DHCP versions are still supported?
Every tracked ISC DHCP release line in our data has reached end-of-life. Check the vendor for any newer line.
Is ISC DHCP end-of-life?
All tracked ISC DHCP release lines have reached end-of-life in our data.
How do I know when my ISC DHCP version reaches end of life?
Check the version you run on its product page, or monitor ISC DHCP on IsItPatched to get an email alert before the release line you use reaches end-of-life — so you can upgrade in time.
EOL dates aggregated from endoflife.date and vendor sources, and can change — always confirm with ISC. See related: ISC DHCP security status · full EOL calendar · what is end-of-life software? · disclaimer.