cloudfa9.workers.dev - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

cloudfa9.workers.dev

DNSSEC⚠️ Not signed
NScasey.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c9e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcasey.ns.cloudflare.com
A2803:f800:50::6ca2:c39e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcasey.ns.cloudflare.com
A2a06:98c1:50::ac40:239e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcasey.ns.cloudflare.com
A108.162.195.158🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcasey.ns.cloudflare.com
A162.159.44.158Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcasey.ns.cloudflare.com
A172.64.35.158🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcasey.ns.cloudflare.com
NSdee.ns.cloudflare.com
A2606:4700:50::adf5:3a5d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdee.ns.cloudflare.com
A2803:f800:50::6ca2:c05d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdee.ns.cloudflare.com
A2a06:98c1:50::ac40:205d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdee.ns.cloudflare.com
A108.162.192.93🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdee.ns.cloudflare.com
A172.64.32.93🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdee.ns.cloudflare.com
A173.245.58.93🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdee.ns.cloudflare.com
SOAcasey.ns.cloudflare.comdns@cloudflare.com serial=2412294688

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=2413411399
rank #1806 globally
rank #5 in the tld

workers.dev

workers.dev is a domain provided by Cloudflare that hosts the public endpoints for Cloudflare Workers, a serverless platform that runs code at the network edge. The domain is operated by Cloudflare.

Key facts

  • Owner / operator: Cloudflare
  • TLD:.dev— gTLD
  • Primary purpose: serverless edge compute platform (Cloudflare Workers)
  • Status: active

History

YearEvent
2017Cloudflare launches Workers (beta)
2019workers.devdomain made available for user‑deployed workers
2022Durable Objects feature reaches GA, expanding Workers capabilities

Notable subdomains or services

  • *.workers.dev– public endpoint for individual Cloudflare Workers

Related domains

  • cloudflare.com– corporate website of the operator
Semrush Rank:#5,943,211 Keywords:1 Traffic:27/mo
📈 Tranco rank: #90
workers.dev - Tranco Rank (30d: ↑+3)889095100105106Jul 19Jul 28Aug 6Aug 15Aug 24Aug 26Rank#93#90

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.

Same first word

cloudfa9.workers.dev

Previous names

cloudf1-44f.workers.dev
cloudf1-eab.workers.dev
cloudf11-357.workers.dev
cloudf14043.workers.dev
cloudf14044.workers.dev
cloudf1new.workers.dev
cloudf2-a47.workers.dev
cloudf3.workers.dev
cloudf5.workers.dev
cloudf533.workers.dev
cloudf9.workers.dev
cloudf979331947.workers.dev
cloudfa10.workers.dev
cloudfa11.workers.dev
cloudfa12.workers.dev
cloudfa1508.workers.dev
cloudfa17.workers.dev
cloudfa171.workers.dev
cloudfa24.workers.dev
cloudfa6.workers.dev

Next names

cloudfaksjjekd.workers.dev
cloudfalre-9f0.workers.dev
cloudfan150.workers.dev
cloudfan(0x616e616c)2312.workers.dev
cloudfare-05c.workers.dev
cloudfare-0e0.workers.dev
cloudfare-109.workers.dev
cloudfare-1b6.workers.dev
cloudfare-1c5.workers.dev
cloudfare-1ee.workers.dev
cloudfare-1f3.workers.dev
cloudfare-1w4ye.workers.dev
cloudfare-20nf39sb.workers.dev
cloudfare-241.workers.dev
cloudfare-272.workers.dev
cloudfare-27rqd.workers.dev
cloudfare-2c1.workers.dev
cloudfare-392.workers.dev
cloudfare-3a6.workers.dev
cloudfare-442.workers.dev

DNS History

2 records (2 active, 0 former)

NScasey.ns.cloudflare.comdee.ns.cloudflare.com
●NScasey.ns.cloudflare.com2026-08-21 → 2026-08-28 · 2 obs
● 2026-08-21 18:09:34
● 2026-08-28 14:26:24
●NSdee.ns.cloudflare.com2026-08-21 → 2026-08-28 · 2 obs
● 2026-08-21 18:09:34
● 2026-08-28 14:26:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
workers.devsofia.ns.cloudflare.com, clyde.ns.cloudflare.com-
cloudfa9.workers.devcasey.ns.cloudflare.com, dee.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.158

NS records: casey.ns.cloudflare.com, dee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 950ms | Queries: -

📄 Records

TypeCountSample Data
NS2casey.ns.cloudflare.com, dee.ns.cloudflare.com
SOA1casey.ns.cloudflare.com dns.cloudflare.c

Analysis

Name Servers

cloudfa9.workers.dev is served by two delegated name servers, casey.ns.cloudflare.com and dee.ns.cloudflare.com.

cloudfa9.workers.dev shares its NS records with other domains, for example genesis-6g0.pages.dev, sa-kit.com, wbt-consulting2.pages.dev and two others.

At least some of cloudfa9.workers.dev's name servers are shared with other domains, for example ljbe.cn, howtotelliflibyandesertglassisreal.pages.dev, gorn.info and two more.

These name servers tend to be used in conjunction with the name servers kim.ns.cloudflare.com.

DNS names with 6 IP addresses:

casey.ns.cloudflare.com carries IP addresses 108.162.195.158, 162.159.44.158 and 172.64.35.158, with 3 other addresses beyond those.

dee.ns.cloudflare.com carries IP addresses 108.162.192.93, 172.64.32.93 and 173.245.58.93, with 3 other addresses beyond those.