S
Companies using SMTP2GO
21,886 sites detectedUpdated October 2026
Showing 25 of 21,886 sites detectedScroll sideways for every column
| # | Company | Industry | Location | First seen | Also uses | Signals | Contacts |
|---|---|---|---|---|---|---|---|
| 1 | Professional ServicesEstate Agents SurveyorsB2B and B2C · Services | GB | May 2026SPF record | G  S  O  | – | ||
| 2 | Education & LearningScience MuseumB2C | Miami, US | Apr 2026SPF record | F  O  A  | – | ||
| 3 | Professional ServicesLawn Care ServicesB2B and B2C · Services | New Braunfels, US | Sept 2026SPF record | H  M  H  | Hiring | ||
| 4 | Healthcare & Life SciencesLaboratory Automation SolutionsB2B | – | Apr 2026SPF record | Y  T  | – | ||
| 5 | Operations & LogisticsCommercial HVAC ServicesB2B · Services | – | Apr 2026SPF record | B  | Free trial | ||
| 6 | Hospitality & TravelZoo & WildlifeB2C | Saint Louis, US | Apr 2026SPF record | – | – | ||
| 7 | Professional ServicesStartup AccelerationB2B · Services | Firenze, IT | Sept 2026SPF record | – | – | ||
| 8 | Education & LearningUniversity PartnershipsB2B and B2C · Services | – | May 2026SPF record | A  U  R  | Hiring | ||
| 9 | E-commerce & RetailEquestrian RetailB2C · Ecommerce | – | Apr 2026SPF record | M T  | Hiring | ||
| 10 | E-commerce & RetailAutomotive DealershipB2B and B2C · Ecommerce | NZ | May 2026SPF record | M  | – | ||
| 11 | Education & LearningVocational TrainingB2B and B2C · Services | – | Apr 2026SPF record | Y S  | – | ||
| 12 | Healthcare & Life SciencesGymB2C · Services | – | Sept 2026SPF record | S | Hiring | ||
| 13 | Hospitality & TravelHotel & ResortB2B and B2C | DK | Apr 2026SPF record | Y O C  | – | ||
| 14 | Education & LearningHealthcare EducationB2B and B2C · Services | – | Apr 2026SPF record | S  | – | ||
| 15 | Professional ServicesLegal ServicesB2B and B2C · Services | Montréal, CA | Apr 2026SPF record | W  | – | ||
| 16 | E-commerce & RetailOnline RetailB2C · Ecommerce | CA | Apr 2026SPF record | S  M K  | – | ||
| 17 | Hospitality & TravelCatering ServicesB2B and B2C · Services | FR | Sept 2026SPF record | W  S  | – | ||
| 18 | Professional ServicesMarketing and CommunicationsB2B · Services | – | Sept 2026SPF record | P  E  | API docs | ||
| 19 | Hospitality & TravelExpedition CruisesB2C | – | Apr 2026SPF record | M A  T | – | ||
| 20 | Healthcare & Life SciencesSports ScienceB2B and B2C · Services | Freiburg im Breisgau, DE | Sept 2026SPF record | T  S  | – | ||
| 21 | Professional ServicesReal Estate BrokerB2B and B2C · Services | – | Apr 2026SPF record | – | – | ||
| 22 | E-commerce & RetailHealth & Wellness SupplementsB2C · Ecommerce | – | Apr 2026SPF record | S H K | Pricing page | ||
| 23 | E-commerce & RetailFashion & AccessoriesB2C · Ecommerce | BE | Apr 2026SPF record | S A  Z  | – | ||
| 24 | Healthcare & Life SciencesNursing RehabilitationB2C | – | Sept 2026SPF record | – | – | ||
| 25 | Professional ServicesHOA ManagementB2B · Services | – | Sept 2026SPF record | W  | Free trial |
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