| Brand | Marketing | Other ESPs | Setup | Obs | Last seen |
|---|---|---|---|---|---|
| Marketo 18 | SparkPost 175 Iterable 7 Salesforce CRM 6 | 100 | 206 | 2026-06-29 | |
| EcoSend 12 | SendGrid 103 Mailchimp 6 Amazon SES 6 Braze 5 SparkPost 5 Marketo 2 Salesforce CRM 1 Sailthru 1 | 100 | 141 | 2026-06-30 | |
| Iterable 4 | SendGrid 30 Zendesk 1 | 95 | 35 | 2026-06-30 | |
| Cordial 19 | Salesforce MC 18 | 95 | 37 | 2026-06-30 | |
| Salesforce MC 469 | Salesforce CRM 400 Amazon SES 12 Mailgun 9 Pardot 1 | 95 | 891 | 2026-06-30 | |
| Bloomreach 1 | Amazon SES 504 | 85 | 505 | 2026-06-30 | |
| Marketo 9 | Amazon SES 4 Salesforce MC 1 | 100 | 14 | 2026-06-29 | |
| Marketo 3 | Mailgun 6 Iterable 1 | 85 | 10 | 2026-06-30 | |
| Bloomreach 17 | Mailgun 50 Amazon SES 12 SendGrid 8 | 100 | 87 | 2026-06-30 | |
| Sailthru 10 | — | 85 | 10 | 2026-06-29 | |
| Salesforce MC 134 | Amazon SES 906 Bloomreach 19 Keap 1 Deployteq 1 | 100 | 1061 | 2026-06-30 | |
| Braze 69 | Marketo 40 Salesforce CRM 9 | 80 | 118 | 2026-06-30 | |
| HubSpot 20 | Sailthru 1 | 85 | 21 | 2026-06-29 | |
| Sailthru 80 | — | 85 | 80 | 2026-06-29 | |
| Iterable 96 | SendGrid 158 Amazon SES 77 Postmark 9 HubSpot 5 | 85 | 345 | 2026-06-30 | |
| Adobe Campaign 50 | Amazon SES 7 | 100 | 57 | 2026-06-29 | |
| Braze 6 | Amazon SES 382 SendGrid 29 | 100 | 417 | 2026-06-30 | |
| Marketo 3 | Intercom 619 Amazon SES 8 SparkPost 2 | 95 | 632 | 2026-06-30 | |
| Braze 8 | SendGrid 75 SparkPost 10 | 100 | 93 | 2026-06-30 | |
| HubSpot 3 | Salesforce CRM 157 SendGrid 114 Amazon SES 6 | 95 | 280 | 2026-06-30 | |
| Constant Contact 218 | Salesforce MC 17 | 85 | 235 | 2026-06-28 | |
| Marketo 22 | Amazon SES 32 | 85 | 54 | 2026-06-30 | |
| Braze 40 | SendGrid 1 | 95 | 41 | 2026-06-22 | |
| Salesforce MC 47 | Acoustic 17 SendGrid 13 Mailchimp 6 Salesforce CRM 2 | 95 | 85 | 2026-06-30 | |
| Sailthru 34 | Adobe Campaign 4 | 95 | 38 | 2026-06-30 | |
| Customer.io 27 | SendGrid 27 HubSpot 15 Salesforce CRM 10 | 95 | 79 | 2026-06-29 | |
| Iterable 22 | Mailgun 170 SparkPost 6 | 95 | 198 | 2026-06-30 | |
| — | SendGrid 21 Amazon SES 9 | 95 | 30 | 2026-06-30 | |
| Iterable 7 | Mailgun 56 Salesforce CRM 2 SparkPost 1 | 85 | 66 | 2026-06-30 | |
| Sailthru 121 | — | 95 | 121 | 2026-06-30 | |
| Iterable 57 | Salesforce CRM 145 SendGrid 3 Amazon SES 2 Zendesk 1 | 95 | 208 | 2026-06-30 | |
| Adobe Campaign 24 | — | 87 | 24 | 2026-06-19 | |
| Iterable 1 | Mailgun 14 | 85 | 15 | 2026-06-30 | |
| Marketo 16 | SendGrid 393 Omnisend 3 | 85 | 412 | 2026-06-30 | |
| — | SendGrid 19 | 100 | 19 | 2026-06-28 | |
| HubSpot 4 | Mailgun 25 | 95 | 29 | 2026-06-28 | |
| Sailthru 77 | — | 95 | 77 | 2026-06-30 | |
| Salesforce MC 18 | — | 100 | 18 | 2026-06-29 | |
| Customer.io 28 | Amazon SES 1 | 85 | 29 | 2026-06-30 | |
| Iterable 17 | SparkPost 5 | 85 | 22 | 2026-06-29 | |
| — | SendGrid 16 | 100 | 16 | 2026-06-30 | |
| Salesforce MC 11 | — | 85 | 11 | 2026-06-01 | |
| — | SendGrid 24 | 80 | 24 | 2026-06-28 | |
| Adobe Campaign 7 | Amazon SES 8 Pepipost 4 Salesforce MC 2 | 100 | 21 | 2026-06-25 | |
| Cordial 118 | Mailgun 13 Mailchimp 10 SendGrid 3 Amazon SES 2 Shopify Messaging 1 | 95 | 147 | 2026-06-30 | |
| Klaviyo 37 | — | 90 | 37 | 2026-06-30 | |
| Customer.io 6 | SendGrid 40 | 100 | 46 | 2026-06-29 | |
| Adobe Campaign 37 | — | 73 | 37 | 2026-06-30 | |
| Sailthru 23 | — | 80 | 23 | 2026-06-29 | |
| ActiveCampaign 227 | SendGrid 13 Postmark 11 Zendesk 10 | 85 | 261 | 2026-06-30 | |
| — | Amazon SES 10 | 85 | 10 | 2026-06-19 | |
| Bloomreach 384 | Mailgun 28 HubSpot 23 Zendesk 1 CCM Benchmark 1 | 83 | 437 | 2026-06-30 | |
| Customer.io 22 | SendGrid 21 | 85 | 43 | 2026-06-30 | |
| Iterable 1 | SendGrid 100 | 100 | 101 | 2026-06-30 | |
| — | Amazon SES 17 | 85 | 17 | 2026-06-24 | |
| Braze 9 | Amazon SES 1 | 73 | 10 | 2026-06-22 | |
| Sailthru 11 | — | 73 | 11 | 2026-06-28 | |
| Omnisend 179 | Intercom 75 Customer.io 41 SendGrid 37 HubSpot 36 Amazon SES 26 Mailchimp 20 Beehiiv 16 Iterable 13 Braze 9 Klaviyo 9 Salesforce MC 5 ActiveCampaign 3 Brevo 2 Postmark 2 Substack 1 dEngage 1 | 85 | 475 | 2026-06-30 | |
| ActiveCampaign 3 | Postmark 83 | 85 | 86 | 2026-06-22 | |
| Cordial 14 | — | 85 | 14 | 2026-06-22 | |
| ActiveCampaign 11 | — | 95 | 11 | 2026-06-17 | |
| — | SendGrid 54 | 85 | 54 | 2026-06-29 | |
| Yespo 35 | — | 80 | 35 | 2026-06-08 | |
| Sailthru 12 | — | 80 | 12 | 2026-06-25 | |
| Benchmark 110 | Amazon SES 14 Intercom 7 HubSpot 5 | 85 | 136 | 2026-06-30 | |
| Sailthru 10 | — | 80 | 10 | 2026-06-29 | |
| Customer.io 27 | Postmark 3 | 100 | 30 | 2026-06-30 | |
| CleverTap 2 | SendGrid 6 Postmark 2 | 100 | 10 | 2026-06-08 | |
| — | SparkPost 9 Intercom 4 | 85 | 13 | 2026-06-30 | |
| Sailthru 292 | Iterable 9 | 85 | 301 | 2026-06-30 | |
| — | SendGrid 24 | 80 | 24 | 2026-06-29 | |
| — | Postmark 55 | 80 | 55 | 2026-06-29 | |
| Sailthru 14 | — | 85 | 14 | 2026-06-18 | |
| CleverTap 6 | Amazon SES 7 | 95 | 13 | 2026-06-19 | |
| Bloomreach 110 | Mailgun 234 | 53 | 344 | 2026-06-30 | |
| HubSpot 2 | Postmark 17 | 85 | 19 | 2026-06-25 | |
| Yespo 62 | — | 100 | 62 | 2026-06-29 | |
| — | Amazon SES 13 Intercom 2 | 85 | 15 | 2026-06-29 | |
| HubSpot 1 | SparkPost 131 Intercom 6 SendGrid 1 | 73 | 139 | 2026-06-30 | |
| Klaviyo 22 | SendGrid 1 | 73 | 23 | 2026-06-25 | |
| HubSpot 3 | Mailgun 15 | 80 | 18 | 2026-06-18 | |
| Cordial 104 | Customer.io 17 Zendesk 3 SendGrid 2 Mailgun 1 | 73 | 127 | 2026-06-30 | |
| — | Intercom 13 SendGrid 8 Postmark 5 | 85 | 26 | 2026-06-23 | |
| — | SendGrid 13 | 85 | 13 | 2026-06-17 | |
| Salesforce MC 36 | Amazon SES 269 SendGrid 81 Klaviyo 35 Marketo 8 Iterable 8 Zendesk 4 Postmark 2 SparkPost 1 | 80 | 444 | 2026-06-30 | |
| Bloomreach 10 | Mailgun 4 | 73 | 14 | 2026-06-29 | |
| Iterable 5 | SparkPost 5 | 73 | 10 | 2026-06-12 | |
| Customer.io 12 | — | 73 | 12 | 2026-06-23 | |
| Iterable 46 | — | 85 | 46 | 2026-06-30 | |
| Customer.io 33 | Amazon SES 5 | 90 | 38 | 2026-06-22 | |
| Klaviyo 59 | — | 90 | 59 | 2026-06-27 | |
| ActiveCampaign 49 | — | 90 | 49 | 2026-06-30 | |
| Klaviyo 10 | SendGrid 2 | 80 | 12 | 2026-06-29 | |
| Salesforce MC 26 | — | 80 | 26 | 2026-06-30 | |
| Braze 13 | — | 90 | 13 | 2026-06-30 | |
| MDirector 11 | Elastic Email 2 | 73 | 13 | 2026-06-30 | |
| Customer.io 12 | — | 80 | 12 | 2026-06-22 | |
| Customer.io 13 | Amazon SES 8 | 88 | 21 | 2026-06-26 | |
| HubSpot 15 | SendGrid 25 | 73 | 40 | 2026-06-25 | |
| Customer.io 33 | Amazon SES 7 | 73 | 40 | 2026-06-30 | |
| HubSpot 11 | SendGrid 17 Bloomreach 6 Iterable 6 Intercom 4 Yespo 3 Postmark 2 Amazon SES 2 Mailgun 1 | 85 | 52 | 2026-06-26 | |
| Brevo 472 | Postmark 31 CleverReach 1 | 90 | 504 | 2026-06-30 | |
| — | SparkPost 27 | 73 | 27 | 2026-06-30 | |
| — | Pepipost 18 Salesforce CRM 6 SendGrid 2 | 95 | 26 | 2026-06-27 | |
| Customer.io 6 | Intercom 6 | 85 | 12 | 2026-06-17 | |
| — | SendGrid 12 | 85 | 12 | 2026-06-23 | |
| Yespo 40 | — | 80 | 40 | 2026-06-29 | |
| — | Mailgun 24 | 85 | 24 | 2026-06-16 | |
| — | SendGrid 27 | 85 | 27 | 2026-06-25 | |
| Klaviyo 8 | SendGrid 2 | 80 | 10 | 2026-06-24 | |
| ActiveCampaign 27 | — | 90 | 27 | 2026-06-25 | |
| — | Amazon SES 88 | 87 | 88 | 2026-06-30 | |
| — | Amazon SES 10 | 73 | 10 | 2026-06-01 | |
| Customer.io 108 | SendGrid 4 | 85 | 112 | 2026-06-30 | |
| HubSpot 20 | Bloomreach 2 SendGrid 1 | 85 | 23 | 2026-06-29 | |
| Bloomreach 8 | Mailgun 4 | 73 | 12 | 2026-06-25 | |
| Yespo 16 | — | 80 | 16 | 2026-06-19 | |
| Agnitas 19 | — | 85 | 19 | 2026-06-30 | |
| Customer.io 5 | SendGrid 6 | 85 | 11 | 2026-06-02 | |
| Bloomreach 15 | Mailgun 8 | 73 | 23 | 2026-06-24 | |
| Mailchimp 1 | Mailjet 17 | 85 | 18 | 2026-06-17 | |
| ActiveCampaign 21 | — | 73 | 21 | 2026-06-17 | |
| ActiveCampaign 11 | — | 73 | 11 | 2026-06-19 | |
| Sailthru 50 | Postmark 5 | 73 | 55 | 2026-06-28 | |
| — | SendGrid 18 | 73 | 18 | 2026-06-30 | |
| Brevo 20 | — | 73 | 20 | 2026-06-17 | |
| Iterable 37 | Mailgun 3 | 85 | 40 | 2026-06-25 | |
| ActiveCampaign 13 | — | 73 | 13 | 2026-06-30 | |
| Bloomreach 8 | Mailgun 8 | 80 | 16 | 2026-06-28 | |
| Salesforce MC 13 | — | 85 | 13 | 2026-06-29 | |
| Keap 14 | — | 73 | 14 | 2026-06-25 | |
| Bloomreach 14 | Mailgun 3 | 73 | 17 | 2026-06-25 | |
| Bloomreach 4 | Mailgun 6 | 65 | 10 | 2026-05-25 | |
| — | SparkPost 35 | 80 | 35 | 2026-06-22 | |
| ActiveCampaign 18 | — | 73 | 18 | 2026-06-24 | |
| CleverTap 5 | Mailgun 4 SendGrid 1 | 65 | 10 | 2026-06-22 | |
| HubSpot 2 | Amazon SES 22 Resend 1 | 85 | 25 | 2026-06-26 | |
| Klaviyo 10 | — | 80 | 10 | 2026-06-24 | |
| — | SparkPost 16 | 73 | 16 | 2026-06-24 | |
| HubSpot 13 | SendGrid 4 | 80 | 17 | 2026-06-24 | |
| Yespo 27 | SendGrid 1 | 85 | 28 | 2026-06-29 | |
| Sailthru 16 | — | 73 | 16 | 2026-06-29 | |
| ExpertSender 13 | Klaviyo 3 | 73 | 16 | 2026-06-30 | |
| MailerLite 5 | SparkPost 5 EmailLabs 3 GetResponse 3 Acoustic 1 Klaviyo 1 Mailgun 1 Edrone 1 | 80 | 20 | 2026-06-29 | |
| ActiveCampaign 11 | SendGrid 4 | 73 | 15 | 2026-06-19 | |
| Shopify Messaging 88 | ActiveCampaign 23 | 83 | 111 | 2026-06-30 | |
| ActiveCampaign 51 | — | 73 | 51 | 2026-06-30 | |
| Salesforce MC 4 | Amazon SES 15 Customer.io 2 Braze 1 Klaviyo 1 | 85 | 23 | 2026-06-28 | |
| Brevo 1 | EmailLabs 22 SendGrid 7 Customer.io 1 Salesforce MC 1 | 95 | 32 | 2026-06-29 | |
| Klaviyo 65 | SendGrid 73 Mailgun 33 Customer.io 28 Amazon SES 28 SparkPost 28 HubSpot 13 Beehiiv 9 Substack 8 Salesforce MC 7 Shopify Messaging 3 Epsilon 1 Brevo 1 | 73 | 297 | 2026-06-30 | |
| Shopify Messaging 427 | ActiveCampaign 44 | 73 | 471 | 2026-06-30 | |
| Klaviyo 128 | — | 73 | 128 | 2026-06-22 | |
| Mailchimp 20 | Mailgun 13 Deployteq 12 Amazon SES 11 HubSpot 5 Postmark 5 Dotdigital 3 SendGrid 3 Zendesk 2 | 85 | 74 | 2026-06-15 | |
| ActiveCampaign 29 | SparkPost 8 | 90 | 37 | 2026-06-25 | |
| Yespo 14 | — | 73 | 14 | 2026-06-30 | |
| Keap 26 | — | 73 | 26 | 2026-06-30 | |
| — | SparkPost 11 | 73 | 11 | 2026-06-30 | |
| — | SparkPost 10 | 73 | 10 | 2026-06-30 | |
| Salesforce MC 11 | SendGrid 13 MailerLite 5 Customer.io 3 Amazon SES 2 EmailLabs 2 Mailgun 1 | 80 | 37 | 2026-06-30 | |
| ActiveCampaign 11 | — | 73 | 11 | 2026-06-29 | |
| ActiveCampaign 33 | — | 73 | 33 | 2026-06-25 | |
| ActiveCampaign 24 | — | 73 | 24 | 2026-06-29 | |
| ActiveCampaign 10 | — | 80 | 10 | 2026-06-28 | |
| ActiveCampaign 23 | — | 73 | 23 | 2026-06-23 | |
| ActiveCampaign 22 | — | 73 | 22 | 2026-06-09 | |
| Marketo 27 | — | 70 | 27 | 2026-06-30 | |
| Encharge 5 | SparkPost 13 | 80 | 18 | 2026-06-19 | |
| HubSpot 1 | Mailgun 41 | 80 | 42 | 2026-06-26 | |
| Sendy 10 | — | 95 | 10 | 2026-06-15 | |
| Klaviyo 11 | — | 73 | 11 | 2026-06-26 | |
| ActiveCampaign 14 | — | 80 | 14 | 2026-06-28 | |
| Customer.io 22 | — | 73 | 22 | 2026-06-24 | |
| Klaviyo 42 | — | 73 | 42 | 2026-06-28 | |
| ActiveCampaign 10 | — | 73 | 10 | 2026-06-15 | |
| Customer.io 85 | — | 73 | 85 | 2026-06-25 | |
| ActiveCampaign 18 | — | 80 | 18 | 2026-06-29 | |
| ActiveCampaign 11 | — | 85 | 11 | 2026-06-18 | |
| HubSpot 10 | — | 73 | 10 | 2026-06-26 | |
| ActiveCampaign 61 | — | 73 | 61 | 2026-06-22 | |
| Mailchimp 7 | Amazon SES 18 Bento 7 Drip 4 SparkPost 2 | 95 | 38 | 2026-06-29 | |
| Brevo 13 | — | 95 | 13 | 2026-06-26 | |
| Iterable 7 | Amazon SES 379 | 85 | 386 | 2026-06-30 | |
| ActiveCampaign 10 | — | 73 | 10 | 2026-06-28 | |
| ActiveCampaign 18 | — | 80 | 18 | 2026-06-17 | |
| ActiveCampaign 16 | — | 73 | 16 | 2026-06-03 | |
| Brevo 14 | SparkPost 4 SendGrid 2 Postmark 1 Mailjet 1 Mailersend 1 | 73 | 23 | 2026-06-19 |
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