Free DNS Toolkit · No account required
Lookup. Check. Bless.

DNS, Demystified.

Look up records, check global propagation, diagnose domain health, and learn how DNS actually works — all in one place, for free.

dnsbless — lookup
$dnslookup|A
Resolving
10+ Record Types Supported
50+ Global Nameservers
Real-Time Resolution
Free Forever

; toolkit

Everything DNS, in one place.

Six purpose-built tools covering every DNS scenario — from quick lookups to deep diagnostics.

DNS Lookup

Query any record type in real time — A, AAAA, MX, TXT, CNAME, NS, SOA, PTR.

NAMETYPEVALUE
acme.comA104.21.8.1
acme.comMXmail.acme.com

Propagation Checker

See how your DNS changes are spreading across global nameservers.

US East
US West
EU West
Asia Pacific
South America
Africa

Health & Diagnostics

Full domain health check — SPF, DKIM, DMARC, TTL, and more.

82
SPF ✓DKIM ✓DMARC !

Record Reference

Every DNS record type explained with examples and syntax.

AAAAAMXTXTCNAMENSSOAPTRSRVCAA

Learning Hub

Beginner-friendly guides on how DNS works, from query to response.

; How DNS Works
Query → Resolver
→ Root → TLD
→ Authoritative

Reverse Lookup

Resolve an IP address back to its hostname using PTR records.

$ ptr 8.8.8.8
dns.google.
TTL: 21600s

; how it works

From domain to IP in milliseconds.

DNS resolution happens invisibly every time you visit a website. Here is what is actually going on.

1

Query

Your browser asks for a domain

2

Resolver

ISP resolver checks its cache

3

Root

Root nameserver points to TLD

4

TLD

.com server points to authoritative

5

Authoritative

Returns the actual IP address

6

Response

Browser connects to the server

; ready to resolve

Your domain's DNS,
fully visible.

No account. No rate limits. No fluff. Just fast, accurate DNS data whenever you need it.

Try It Now
dnsbless — health check
$ dnsbless health stripe.com
Analyzing stripe.com...
A records4 records found
MX recordsGoogle Workspace
SPFv=spf1 include:_spf.google.com
DKIMSelector: google
!DMARCp=none — consider p=reject
CAAletsencrypt.org authorized
Health score: 92/100 — 1 recommendation