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What Tablif read on dnsdon's site

dnsdon describes itself as: “Free DNS Lookup, SSL Checker & Email Blacklist Check”

Price model: Monthly · free tier
Free tier: Free for a trial
Stage: Live, no waitlist

What it is

Calls itself “DNS diagnostics”.

Calls itself: DNS diagnostics

“Free, read-only DNS diagnostics.”

What it costs

Monthly subscription. Free for a trial period. Trial: “until November 30”. Has an enterprise plan. No one-time option. 4 prices listed on its pages, from $8 to $39.

One-time: no
Monthly: yes
Free plan: free for a trial
Price: 4 prices, from $8 to $39
Trial: until November 30
Enterprise plan: yes

“$12 a month”

“Founding price. Pro is $8 a month and Agency $26, for life, for everyone who joins before November 30.”

“$39 a month”

How it runs

A web app. Hosted in the cloud.

Kind: web
Runs where: cloud / hosted

“Free, read-only DNS diagnostics. Every finding is based on live query results”

What it works with

Names AdGuard DNS, Cloudflare and 5 more on its pages.

Names: AdGuard DNS · Cloudflare · Control D · +4

“AdGuard DNS Switches after 40 minutes”

“Cloudflare Switches after 54 minutes”

What it offers as proof

Live, no waitlist. Claims “2.5 million”. Try it without signing up. Publishes docs.

Number claimed: 2.5 million
Instant signup: yes
Trial asks for: nothing

“Start free”

“Early access needs no card and ends on November 30”

Sources

Tablif read these pages, last on 28 Oct 2026. Everything above is what the product says about itself; Tablif does not verify every claim.

dnsdon · Office #54,838