esp
According to Live Direct Marketing's daily Tranco top-1M scan (July 12, 2026), Resulticks (Falconide) is the email service provider (ESP) for 75 domains — 0.01% of 617,244 SPF-publishing domains. Its strongest TLD is .com (53.3% of its domains). Detection: include: mechanisms in the SPF record.
What else the same 75 domains use — cross-tabulated from the same daily snapshot (2026-07-12).
| Type | Service | Domains | Share of Resulticks (Falconide) users |
|---|---|---|---|
| Mailbox | Google Workspace | 30 | 40.0% |
| Mailbox | Microsoft 365 | 19 | 25.3% |
| Mailbox | Generic / unmatched (mx*.*) | 4 | 5.3% |
| Mailbox | Trend Micro | 3 | 4.0% |
| Mailbox | Self-Hosted | 3 | 4.0% |
| Mailbox | Netcore (IN) | 2 | 2.7% |
| ESP | Mandrill | 12 | 16.0% |
| ESP | Amazon SES | 9 | 12.0% |
| ESP | SendGrid (Twilio) | 9 | 12.0% |
| ESP | Salesforce | 6 | 8.0% |
75 domains in the Tranco top-1M use Resulticks (Falconide) as their email service provider (ESP) as of July 12, 2026, according to Live Direct Marketing's daily DNS scan.
Resulticks (Falconide) holds 0.01% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-07-12). The number is recomputed every day.
The largest email service provider (ESP)s in the same category by Tranco top-1M share are: Amazon SES, SendGrid (Twilio), Mailgun, Zendesk, Mailchimp (as of 2026-07-12).
Amazon SES (6.21%) · SendGrid (Twilio) (4.75%) · Mailgun (4.11%) · Zendesk (3.87%) · Mailchimp (3.69%) · Mandrill (3.36%) · HubSpot (3.18%) · Salesforce (2.62%) · Mailjet (Sinch) (2.13%) · Cloudflare Email Routing (1.80%)
Showing 75 of 75 domains.