StackPulse detects Omnisend on 173 websites — 0.11% of the 155,434 domains in the index — making it the #4 marketing technology we track. Updated October 27, 2026.
StackPulse currently detects Omnisend on 173 websites, which is 0.11% of the 155,434 domains in the index. The count is refreshed as the crawler re-scans the web.
How do I check whether a website uses Omnisend?
Open the free StackPulse lookup, enter the domain and the marketing section will list Omnisend if its scripts, headers or markup are present. Developers can call GET /v1/lookup/:domain.
Can I download a list of websites that use Omnisend?
Yes. Lead Export filters the index by Omnisend (optionally combined with other technologies) and streams the matching domains as CSV, up to 50,000 rows per file.
What is Omnisend?
Omnisend is a marketing technology. It ranks #4 of 7 marketing technologies by number of websites in the StackPulse index.
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