7 websites in the live index use Mailrelay as of October 2026. Download the full list of Mailrelay websites with website, company, country and language.
E-mail marketing software from Spain.
As of October 16, 2026, TechLeads detects Mailrelay on 7 websites: 0.00% of Marketing automation detections, the 355th most-used of 520 Marketing automation technologies we track.
Quoting these numbers? Credit TechLeads with a link to this page.
Citation
TechLeads. "Companies Using Mailrelay." Data as of October 16, 2026. https://techleads.fyi/technology/mailrelayHTML link
<a href="https://techleads.fyi/technology/mailrelay">Companies using Mailrelay (TechLeads data)</a>Sample results for Mailrelay
| Rank | Icon | Website | Title | Description | Company | Country | Language |
|---|---|---|---|---|---|---|---|
| #2,542,908 | A Dónde Viajar: Guías de Viaje | Las guías de viaje de A Dónde Viajar están diseñadas para ofrecerte la mejor información posible sobre los mejores destinos de viaje. | - | - | - | ||
| #6,147,844 | Librería Balqis | Librería especializada en Oriente Próximo y África ubicada en el barrio de Arganzuela. | - | - | en | ||
| #10,000,000 | Eguzki Talde Ekologista | Euskal Herriko talde ekologista eta antinuklearra | - | - | - | - | ||
| #4 | Inicio | Judo Promo Panamerica | En Judo Promo Panamerica buscamos promover eventos deportivos enfocados específicamente en el deporte del Judo. Nuestro objetivo es dar a conocer e influenciar la pasión del Judo dando accesibilidad y conocimiento de competencias en Panamerica a todo el mundo. | Judo Promo Panameric | - | eng | ||
| #5 | Librería Joker | Libreria Joker, librerías, libros, lectura, comic, comics, novela grafica, tebeos, historieta, manga, infantil | - | - | - | ||
| #6 | Tenis Vans y moda urbana en Colombia | SMOTCAT | Tu tienda online de tenis AAA y moda urbana en Colombia. Encuentra tus Vans favoritos y arma tu outfit con estilo y autenticidad. ¡Descúbrelos en Smotcat! | - | - | - |
Complete Mailrelay website dataset in CSV. One-time purchase.
Secure checkout · 7-day download accessThe most-used Marketing automation technologies in the TechLeads index, by number of websites. Mailrelay accounts for 0.00% of Marketing automation detections (7 websites).
| Technology | Websites | Share of Marketing automation |
|---|---|---|
| MailChimp | 826,495 | 18.1% |
| HubSpot | 734,724 | 16.0% |
| Klaviyo | 388,047 | 8.5% |
| Social Miner | 231,561 | 5.1% |
| MailChimp for WordPress | 228,381 | 5.0% |
| Sendinblue | 191,557 | 4.2% |
| HighLevel | 157,106 | 3.4% |
| Yandex Metrika | 149,896 | 3.3% |
TechLeads scans public websites and identifies Mailrelay from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 16, 2026. Counts only include websites we have scanned, so they can differ from other providers.
| 132,288 |
| 2.9% |
| OneSignal | 130,052 | 2.8% |
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Technologies most frequently detected on the same websites as Mailrelay.
2 new sites in the last 12 weeks
Sites where we first detected Mailrelay, by week (UTC, weeks start Monday). Counts follow our discovery coverage, so weekly totals can vary.
E-mail marketing software from Spain.
Our comprehensive database contains 7 websites using Mailrelay, making it the most complete Mailrelay sites list available. This Mailrelay customer websites directory helps businesses detect websites using Mailrelay and identify potential leads.
Websites using Mailrelay commonly also use Modernizr, jQuery, Open Graph, PHP, Google Analytics — reflecting typical Mailrelay technology stacks.
Our Mailrelay technology detection system scans millions of websites to identify those powered by Mailrelay. This list of sites with Mailrelay includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with Mailrelay or exploring Mailrelay adoption trends, our database provides comprehensive insights.
Each entry in our Mailrelay sites list includes valuable data points: domain name, global ranking, company information, contact details, social media links. This makes it easy to detect websites using Mailrelay and reach out to potential customers or partners.
Get instant access to the full list of sites with Mailrelay in CSV format. Our dataset includes all 7 Mailrelay customer websites with complete contact information, perfect for lead generation, market research, and competitive analysis. The data is regularly updated to ensure accuracy and includes the latest Mailrelay powered websites.