
Domains Monitor
zonefiles.io
Newly Registered Domains Lists
AllZonefiles.io
Domain-Monitor.io
DomainTools
WhoisXML API
Daily updated lists of registered domain names, downloadable domain datasets. WHOIS and Reverse-DNS datasets.

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

Website, pricing, platforms and company facts side by side.
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| Website | netapi.com | diffyn.com |
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| Platforms | — | |
| Company | Startup from Cyprus | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Lists of 400M+ classic and country domains, WHOIS data, and reverse DNS lookup. Lists of newly registered and expired domains. Daily updated domain datasets. Accessible manually or via a simple API.
No description of Diffyn yet.
What each product offers, as listed by its team.


An editorial look at what each product does well and who it suits.


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The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
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As answered by people managing NetAPI and Diffyn.
NetAPI's answer
We monitor 400mln+ domain names in 1,390 domain zones (including country codes), and our datasets are updated daily.
Diffyn's answer:
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
NetAPI's answer
World-biggest domain database and robust API
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Diffyn's answer:
React, Next.js, POSTGRESQL
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Diffyn's answer:
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
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List of all active domains in all zones. Registered domains database with daily updates, contact details and powerful API. ccTLD and gTLD zones with contacts and details.
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List of registered domain names updated daily
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Domain Index’s Newly Registered Domains List is an extensive daily compilation of newly registered domain names as they appear in the Domain Name System (DNS).
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Instantly download latest and historical zonefiles and domain lists for all domain zones worldwide. Download over 381M registered domain names across 1,582 domain zones, updated daily. New and expired domains feeds daily.
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Looking for the complete domain and website uptime monitoring solution? Domain Monitor keeps an eye on your website, cron, SSL and domain name 24/7 and will alert you through Email, SMS and web when something stops working.
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Domain name research, including comprehensive Whois Lookup, Reverse Whois Lookup and Whois History.
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