Pricing
BIND 9 pricing
As isc.org lists them, read 30 Sept 2026. The maker's own page has the final word.
| Plan | Billed and limits | Price |
|---|---|---|
| BIND 9 open source | MPL 2.0 licensed software · community support via public mailing list | Free |
| ISC support subscription | Annual software support service; pricing based on deployment size and service level · Gold, Silver, Bronze, and Basic levels · Gold, Silver, and Bronze include support response targets · Silver and above include BIND -S subscriber edition | On request |