Answers about ad-blockers
Questions and answers from the Croct community about ad-blockers.
Ad blockers seem to drop Croct requests from some shoppers, how do I fix that?
I see a gap between how many shoppers are on the storefront and how many events actually land in Croct. My guess is browser blockers are eating some of the…
After moving Croct behind our own domain, what CSP directives are still needed?
We recently completed a first-party proxying rollout for Croct requests, using the baseEndpointUrl and cidAssignerEndpointUrl options to route SDK traffic…
Ad blockers silently drop a chunk of visitors from our client-side tests, how do you keep samples honest?
Framing this as a sampling bias problem because that is what it is. Our client-side testing tool's script is on common blocklists, so visitors running ad…
Sentry is full of failed fetch errors to Croct endpoints from a subset of browsers
Triaging our Sentry inbox this week and one issue group dominates everything: The failing URLs are always /client/web/track and /client/web/evaluate. It is a…
Ad blockers are eating a chunk of our Shopify tracking, any first-party option?
I have been comparing event counts from our Shopify storefront against the server logs and there is a consistent gap, roughly 12 percent of sessions produce…
About 8 percent of sessions never send events, traced it to ad blockers
As the growth lead I reconciled our Croct session counts against raw server logs and found a consistent gap: roughly 8.2% of sessions in the logs never appear…
Ad blockers are blocking Croct requests, how do I keep evaluation working?
Seeing this in devtools with uBlock enabled: Looks like an EasyList rule. How are people routing around this, is there a supported setup or does everyone just…