You may find my question very simple but it is the most important...
What is the best Bulk Email Verification Service available at present? (Do not post the random answers. I need to find a provider which is really the best. So, if you have any statistic proof for the verifier to call it really the best, that will be great!)
| Rank | Name | Accuracy |
|---|---|---|
| 1 |  MyEmailVerifier
 | 99% |
| 2 |  ZeroBounce
| 90% |
| 3 |  Verifalia
| 89% |
| 4 |  Clearout
| 89% |
| 5 |  DeBounce
| 87% |
| 6 |  EmailListVerify
| 87% |
| 7 |  Bouncer
| 81% |
| 8 |  Clearalist
| 76% |
| 9 |  Bounceless
| 64% |
| 10 |  Emailmarker
| 55% |
| ad | 86% | |
| ad | 86% | |
| 86% |
