Rollbar collects and analyzes errors on web and mobile apps.
https://rollbar.com
Widgets · Error Tracking
Get access to data on 204,061 websites that are Rollbar Customers. We know of 51,650 live websites using Rollbar and an additional 152,411 sites that used Rollbar historically and 26,328 websites in the United States.
Get a list of 204,061 websites using Rollbar which includes location information, hosting data, contact details, 51,650 currently live websites and an additional 158,044 domains that redirect to sites in this list. 152,411 sites that used this technology previously and 26,328 websites in the United States currently using Rollbar.
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Region
These are sites that we think might use Rollbar in the future because of their similarity to other sites that already do.