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Technologies / Contabo / Resend

Companies using Contabo and Resend

12 companies in our data have public evidence for both Contabo and Resend, and 7 name both in their own subprocessor list. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

12companies use both
40%of Contabo users
1%of Resend users
7name both as subprocessors

Companies using one are 6.7 times as likely as the average company in our data to show evidence of the other.

The companies

Strongest evidence first: a company naming both in its own subprocessor list comes before one seen on its website or in job postings.

Subprocessor listPrivacy policyWebsiteJob postings

CompanyContaboResend
AIGineraiginer.comAIGiner provides AI and automation services, including process automation, AI agents and assistants, data dashboards, and AI video and content creation.AI and machine learningConsulting and services
Fexynfexyn.comFexyn provides a VPN service with stealth protocols, a kill switch, and automatic protocol switching across Windows and Android apps.
Kranthkranth.aiKranth makes an idea stress-testing tool that spins up synthetic AI personas across simulation, debate, recon, and panel interview modes.AI and machine learningDeveloper tools
Kranthkranth.comKranth makes a tool that tests ads, pages, emails, prices and ideas against synthetic AI personas before they are used.AI and machine learningDeveloper tools
Leadistryleadistry.co.ukLeadistry finds UK companies that match who you sell to and provides their checked website and email with a dated reason to get in touch.Sales
Limitguardlimitguard.aiLimitguard checks the company behind each lead against official Dutch and Belgian business registers, EU VAT records and sanctions lists, and returns proceed, review or block with the source on every line.
myDBA.devMyDBA provides continuous PostgreSQL database monitoring and analysis, including query performance tracking, health checks, index recommendations, and incident investigation.
AIGROWaigrow.ggAIGROW sells AI services that help businesses get named by AI assistants and run operations with AI agents.AI and machine learningConsulting and services
FreeMCHostfreemchost.comFreeMCHost provides free Minecraft server hosting with full file access, plugin and modpack support, and live console controls.Gaming
KeyTextkeytext.appKeyText is a Chrome browser extension that expands short triggers like /intro into full messages and uses AI to draft, rewrite, and reply in text fields on the web.AI and machine learning
Career1career1.aiCareer1 interviews job applicants by voice and gives employers a ranked shortlist with evidence behind each score.
Leraleracore.comLera provides an AI voice agent that answers business phone calls, responds to questions, books appointments and logs each conversation.AI and machine learningCommunications

The two technologies

Contabo

Cloud and infrastructure

Contabo is a provider of Virtual Private Servers, dedicated servers, GPU VPS, and related hosting products. It is used for hosting websites, applications, AI workloads, and other computing tasks.

Summarized from contabo.com on 8 Nov 2026.

40% of the 30 companies we see using Contabo also show the other.

All 30 companies using Contabo21 name it as a subprocessorMore in Cloud and infrastructure

Resend

Email and communications

Resend is an email platform for developers that delivers transactional and marketing emails. It is used to send emails through an API, SDKs, or SMTP, along with webhooks, contact management, and analytics.

Summarized from resend.com on 8 Nov 2026.

1% of the 1,390 companies we see using Resend also show the other.

All 1,390 companies using Resend1,029 name it as a subprocessorMore in Email and communications

Industries

Among the companies above, by our own classification of their homepage.

AI and machine learning6Consulting and services2Developer tools2

Other pairs

Companies with their own evidence for both.

More with Contabo

Cloudflare30companiesGoogle18companiesStripe15companiesAnthropic11companiesGoogle Workspace11companiesNext.js10companies

More with Resend

Cloudflare1,400companiesStripe932companiesGoogle Workspace837companiesNext.js802companiesVercel754companiesGoogle676companies

Questions

How many companies use both Contabo and Resend?

12 companies in StrataDB's data have public evidence for both, and 7 of them name both in their own subprocessor list, the strongest evidence we hold. Our coverage is partial, so the real number is higher.

Which companies use Contabo and Resend?

AIGiner, Fexyn, Kranth, Kranth and Leadistry, and 7 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses Contabo and Resend?

From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.

Find every company using Contabo and Resend

See the full list with the source for each company, and run the same lookup for any technology from the API, Claude or your browser.

  • Every company and vendor, with its public source
  • 100 API calls a month, plus MCP and the Chrome extension
  • Work email only. No card, no sales call