What happened to InstaSDR.ai?
discontinued
The URL on file (https://instasdr.ai/) did not
respond across three consecutive checks; the streak completed on
2026-09-24.
InstaSDR is an AI-driven sales development tool designed to streamline and enhance outreach campaigns. It simulates an enterprise-level sales operation with a blend of automation and intelligent features.Key functionalities include LinkedIn and Email outreach with the capacity to dispatch a prolific...
Live alternatives
No active same-category alternatives in the registry yet. The tools index carries everything else that is live.
How this was decided
Not an editorial call. The URL on file failed three consecutive
checks, with a confirmation re-probe before the streak counted (a
bot-wall response never counts as one), and the 3-miss rule marks the listing
discontinued automatically. If the URL responds again, the
registry restores it on its own: warn first, then
active. Both directions are recorded as events.