
FreeDNS by Afraid.org
No-IP
Dynu
ClouDNS
Dynu Dynamic DNS
Duiadns
YDNS
Free dynamic DNS hosted on Amazon VPC

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

Which is more popular?
Based on our record, Duck DNS seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | duckdns.org | netapi.com |
| Pricing | — | |
| Company | — | Startup from Cyprus |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Duck DNS yet.
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.
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Individuals, small businesses, and tech enthusiasts looking for a free, simple dynamic DNS solution. It is particularly well-suited for users who require integration with home automation setups or personal projects.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Duck DNS and NetAPI.
NetAPI's answer:
We monitor 400mln+ domain names in 1,390 domain zones (including country codes), and our datasets are updated daily.
NetAPI's answer:
World-biggest domain database and robust API
Share your experience with using Duck DNS and NetAPI. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Duck DNS is a solution for home users or club websites because it only offers subdomains and won’t host your own domain name. That rules out its use by businesses. The setup for this service is a little technical and...
Duck DNS is a free dynamic DNS service that’s easy to use and configure. It’s an open-source project that supports multiple platforms, including Windows, macOS, and Linux. You can set up your Duck DNS domain name in...
We have no reviews of NetAPI yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


If a changing public IP is the problem, take a look at duckdns. Source: over 3 years ago
Why don't you use Dynamic-DNS like https://duckdns.org and have the pi send your IP to the DDNS with script automated to run every 30 mins in crontab. That way you don't need anything like what you talked about and your DDNS would update... Source: about 5 years ago
Tracking NetAPI since Dec 2025.
When comparing Duck DNS and NetAPI, you can also consider the following products.

Free DNS hosting, lets you fully manage your own domain. Dynamic DNS and Static DNS services available. You may also create hosts off other domains that we host upon the domain owners consent, we have several domains to choose from!
Compare FreeDNS by Afraid.org to Duck DNS or NetAPI:

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.
Compare Domains Monitor to Duck DNS or NetAPI:


List of registered domain names updated daily
Compare zonefiles.io to Duck DNS or NetAPI:

Dynu provides several services like email & SSL, dynamic DNS, and domain registration.
Compare Dynu to Duck DNS or NetAPI:

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).
Compare Newly Registered Domains Lists to Duck DNS or NetAPI: