wtfis gathers passive hostname, domain, and IP information from public sources.
Open source
24 alternativesCloudFlare DDNS Updater
vsCloudflare DNS
CloudFlare DDNS Updater vs Cloudflare DNS
How do CloudFlare DDNS Updater and Cloudflare DNS compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | CloudFlare DDNS Updater | Cloudflare DNS |
|---|---|---|
| What it is | Cloudflare DDNS Updater updates dynamic DNS records so users can reach a home network through a custom domain. | Cloudflare DNS provides public DNS resolution and authoritative DNS services. |
| Website | ||
| Type | Open-source project | Online tool |
| Topic | ||
| Pricing | Not confirmed | Free |
| Platforms | Linux, macOS | Web |
| Open source | Yes | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both CloudFlare DDNS Updater and Cloudflare DNS.
Whoxy provides a WHOIS API for looking up domain registration records from a database of historical records.
Paid
24 alternatives
Look 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.