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About CaptainVerify
Verify and Clean email address list, mobile numbers CaptainVerify is the solution to check and clean your emailing and mobile numbers database to improve your reputation and optimize your marketing campaigns. Easy and fast. CaptainVerify is the solution to check and clean your emailing and mobile numbers database to improve your reputation and optimize your marketing campaigns. Easy and fast. CaptainVerify is the solution to check and clean your emailing and mobile numbers database to improve your reputation and optimize your marketing campaigns. Easy and fast.
- The solution
- Checks email addresses and mobile numbers through individual lookup, bulk-list cleaning and API validation.
Features
Email verification
Bulk list cleaning
API validation
Details
- Use cases
- Clean an email contact list
- Validate incoming email addresses through an API
- Check mobile-number validity
CaptainVerify homepage
1 / 1Website performance
Independent mobile lab measurements and permanent weekly competition results from IndieTools Speed.
99ExcellentMobile Lighthouse
Last checked
- Load time
- 275 ms
- FCP
- 905 ms
- LCP
- 1.96 s
- CLS
- 0.000
- TTFB
- 2 ms
- TBT
- 84 ms
- Speed index
- 1.30 s
Latest Performance Score: 99. Measured: October 9, 2026. Weekly Overall Rank: #499. Category Rank: #46 in Marketing. LCP: 1.96 s. Load Time: 275 ms.
- Overall rank · 2026-W40
- #499
- Best overall rank
- #499 0 top 10 finishes
- Best category rank
- #46 0 category wins
- Latest change
- +24 score Best score 74 / 100
Website performance history
Inspect every successful mobile Lighthouse lab measurement by metric and date range.
Range
Metric
Latest score
99 / 100
Higher is better
10 measurements
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Oct 2, 2026Oct 9, 2026Weekly rank history
Track the product's finalized overall position on the IndieTools Speed leaderboard.
Range
MetricOverall rank
Latest rank
#499
Closer to #1 is better
1 week
Use the left and right arrow keys to inspect weeks. Use Home or End to jump to the first or last week. Press Escape to dismiss the chart tooltip.
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