wtfis gathers passive hostname, domain, and IP information from public sources.
Cloudflare DNS
vsCloudFlare DDNS Updater
Cloudflare DNS vs CloudFlare DDNS Updater
How do Cloudflare DNS and CloudFlare DDNS Updater compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Cloudflare DNS | CloudFlare DDNS Updater |
|---|---|---|
| What it is | Cloudflare DNS provides public DNS resolution and authoritative DNS services. | Cloudflare DDNS Updater updates dynamic DNS records so users can reach a home network through a custom domain. |
| Website | ||
| Type | Online tool | Open-source project |
| Topic | ||
| Pricing | Free | Not confirmed |
| Platforms | Web | Linux, macOS |
| Open source | Not stated | Yes |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both Cloudflare DNS and CloudFlare DDNS Updater.
Open source
24 alternativesWhoxy provides a WHOIS API for looking up domain registration records from a database of historical records.
Paid
24 alternativesLook up domain, IP, autonomous system, and entity records with RDAP.org RDAP-based lookup tool.
Configure encrypted DNS with Mullvad’s public DoH and DoT service, scheduled to end on November 2, 2026.
Look up DNS records and RDAP domain information with whois_, which supports common record types and network entities.
Central Ops offers network diagnostic tools including traceroute, nslookup, and WHOIS lookups.




