1ab.workers.dev - dns.ninja

1ab.workers.dev

DNSSEC⚠️ Not signed
NScory.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b5d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcory.ns.cloudflare.com
A2803:f800:50::6ca2:c15d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcory.ns.cloudflare.com
A2a06:98c1:50::ac40:215d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcory.ns.cloudflare.com
A108.162.193.93🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcory.ns.cloudflare.com
A172.64.33.93🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcory.ns.cloudflare.com
A173.245.59.93🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcory.ns.cloudflare.com
NSdorthy.ns.cloudflare.com
A2606:4700:50::adf5:3af9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A2803:f800:50::6ca2:c0f9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdorthy.ns.cloudflare.com
A2a06:98c1:50::ac40:20f9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdorthy.ns.cloudflare.com
A108.162.192.249🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A172.64.32.249🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A173.245.58.249🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
SOAcory.ns.cloudflare.comdns@cloudflare.com serial=2404292538

workers.dev

DNSSEC⚠️ Not signed
A2606:4700::6812:c0f🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700::6812:d0f🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.18.12.15Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.18.13.15Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSclyde.ns.cloudflare.com ⭐
NSsofia.ns.cloudflare.com
TXTv=spf1 -all
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.18.12.15, 104.18.13.15
IPv6 hints2606:4700::6812:c0f, 2606:4700::6812:d0f
SOAclyde.ns.cloudflare.comdns@cloudflare.com serial=2406396353
rank #1980 globally
rank #4 in the tld
Semrush Rank:#5,943,211 Keywords:1 Traffic:27/mo
📈 Tranco rank: #88
workers.dev - Tranco Rank (30d: ↓-44)3940506070809094Apr 26May 6May 16May 26Jun 5Jun 6Rank#44#88

workers.dev

workers.dev is a domain owned by Cloudflare that provides free subdomains for applications deployed on Cloudflare Workers, their serverless computing platform.

Cloudflare Workers Platform

Cloudflare Workers allows developers to deploy serverless code that runs globally across Cloudflare's edge network in 330+ cities worldwide. Key capabilities include:

  • Serverless Compute - JavaScript, TypeScript, Python, and Rust execution with minimal cold starts
  • Storage Solutions - R2 object storage, Workers KV (key-value), and Durable Objects for stateful applications
  • AI Infrastructure - Built-in AI inference, AI Gateway, and agent capabilities
  • Global Distribution - Code executes within 50ms of 95% of the world's population

The workers.dev Domain

When developers deploy a Cloudflare Worker without a custom domain, they receive a free subdomain under workers.dev (e.g.,myapp.username.workers.dev). This makes it easy to:

  • Quickly deploy and test applications without purchasing a domain
  • Share prototypes and demos
  • Run production workloads on Cloudflare's infrastructure

The platform is popular for building APIs, full-stack web applications, real-time multiplayer experiences, and AI-powered services with automatic scaling and pay-per-use pricing.

Subdomains

cgh.1ab.workers.dev

Same first word

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1ab.us
1ab.pl
1ab.biz
1ab.cz
1ab.org
1ab.ch
1ab.co.uk
1ab.cc
1ab.net
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1ab.at
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1ab.in
1ab.ru
1ab.workers.dev

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a1b.mobi
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ab1.com
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a1b.nu
ba1.it
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ab1.online
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a1b.me
ab1.kz
ab1.bot
a1b.pl
1ba.com
b1a.co.uk
a1b.de
ab1.co.il
ba1.de

DNS History

2 records (2 active, 0 former)

NScory.ns.cloudflare.comdorthy.ns.cloudflare.com
●NScory.ns.cloudflare.com2026-02-26 → 2026-06-08 · 2 obs
● 2026-02-26 03:07:10
● 2026-06-08 09:28:04
●NSdorthy.ns.cloudflare.com2026-02-26 → 2026-06-08 · 2 obs
● 2026-02-26 03:07:10
● 2026-06-08 09:28:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
workers.devsofia.ns.cloudflare.com, clyde.ns.cloudflare.com-
1ab.workers.devcory.ns.cloudflare.com, dorthy.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.249

NS records: cory.ns.cloudflare.com, dorthy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 659ms | Queries: -

📄 Records

TypeCountSample Data
NS2cory.ns.cloudflare.com, dorthy.ns.cloudflare.com
SOA1cory.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

1ab.workers.dev serves as the parent of cgh.1ab.workers.dev.

Name Servers

1ab.workers.dev is served by two delegated name servers, cory.ns.cloudflare.com and dorthy.ns.cloudflare.com.

The name server configuration of 1ab.workers.dev is shared with other domains, for instance litlhorn.com, newacton-nishi-pavilion.com, intrixcrm.com and two others.

1ab.workers.dev has at least partial name server overlap with other domains, such as buildnowgg.io, kx8.bet, expertoautorecambios.es and two others.

It is common to find these name servers paired with the name servers rayden.ns.cloudflare.com, abdullah.ns.cloudflare.com, raquel.ns.cloudflare.com and serena.ns.cloudflare.com.

Hosts with 6 IP addresses each:

cory.ns.cloudflare.com has IP addresses 108.162.193.93, 172.64.33.93, 173.245.59.93 plus three more.

dorthy.ns.cloudflare.com has IP addresses 108.162.192.249, 172.64.32.249, 173.245.58.249 plus three more.