H2O 2.1.0
H2O is a fast and secure HTTP/2 server written in C by Kazuho Oku.
2 live H2O 2.1.0 sites, ready to export.
That's how many H2O 2.1.0 websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
Pick a ready-made template, or build your own filters in the Lead List Exporter and pay only for the rows you export.
Open the Lead List ExporterEvery H2O 2.1.0 website we detected in the US.
Only sites where a personal, company-hosted email was found.
Sites with at least one personnel LinkedIn profile.
Start with the highest-traffic end of the dataset.
Limit results to H2O 2.1.0 websites on .com domains.
Only sites where an organisation phone number was found.
H2O 2.1.0 Complementary Technologies
Technologies frequently found with H2O 2.1.0.
Websites Using H2O 2.1.0
Live sites we caught running H2O 2.1.0 in the wild, straight from the latest crawl.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| ourpractice.net | Unknown | Google LLC | February 14, 2026 |
| phenom.systems | Unknown | Google LLC | December 5, 2025 |
Top H2O 2.1.0 Identifiers
Who is using H2O 2.1.0 and where: top five by detected sites.
Most Frequent H2O 2.1.0 Identifiers and Complementary Tech
Most frequently encountered identifiers for H2O 2.1.0 and its complementary technologies.
