firdumerzu.workers.dev - dns.ninja

firdumerzu.workers.dev

DNSSEC⚠️ Not signed
NSdavid.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b98🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A2803:f800:50::6ca2:c198🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdavid.ns.cloudflare.com
A2a06:98c1:50::ac40:2198🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdavid.ns.cloudflare.com
A108.162.193.152🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A172.64.33.152🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A173.245.59.152🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
NSnorah.ns.cloudflare.com
A2606:4700:50::a29f:2646🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorah.ns.cloudflare.com
A2803:f800:50::6ca2:c246🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnorah.ns.cloudflare.com
A2a06:98c1:50::ac40:2246🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnorah.ns.cloudflare.com
A108.162.194.70🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorah.ns.cloudflare.com
A162.159.38.70Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorah.ns.cloudflare.com
A172.64.34.70🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorah.ns.cloudflare.com
SOAdavid.ns.cloudflare.comdns@cloudflare.com serial=2405917036

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=2406195989
rank #1997 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 5May 14May 23Jun 1Jun 3Rank#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

hello-world-tiny-salad-e28c.firdumerzu.workers.dev

Same first word

firdumerzu.workers.dev

DNS History

2 records (2 active, 0 former)

NSdavid.ns.cloudflare.comnorah.ns.cloudflare.com
●NSdavid.ns.cloudflare.com2026-02-16 → 2026-06-06 · 2 obs
● 2026-02-16 01:19:48
● 2026-06-06 01:44:54
●NSnorah.ns.cloudflare.com2026-02-16 → 2026-06-06 · 2 obs
● 2026-02-16 01:19:48
● 2026-06-06 01:44:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
workers.devclyde.ns.cloudflare.com, sofia.ns.cloudflare.com-
firdumerzu.workers.devdavid.ns.cloudflare.com, norah.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.70

NS records: david.ns.cloudflare.com, norah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 415ms | Queries: -

📄 Records

TypeCountSample Data
NS2david.ns.cloudflare.com, norah.ns.cloudflare.com
SOA1david.ns.cloudflare.com dns.cloudflare.c

Analysis

Hierarchy

firdumerzu.workers.dev is the parent zone for hello-world-tiny-salad-e28c.firdumerzu.workers.dev.

Name Servers

firdumerzu.workers.dev has two authoritative name servers — david.ns.cloudflare.com and norah.ns.cloudflare.com.

The name server configuration of firdumerzu.workers.dev is shared with other domains, for instance allsaintswestboro.com, void.to, weightlessmd.com and two others.

firdumerzu.workers.dev partially shares its NS delegation with several other domains, including idetop2.com, quantumfinanceflow.click, gbaic.com and two others.

These name servers are regularly seen alongside austin.ns.cloudflare.com and keira.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

The hostname david.ns.cloudflare.com resolves to 108.162.193.152, 172.64.33.152, 173.245.59.152 and three additional IP addresses.

The hostname norah.ns.cloudflare.com resolves to 108.162.194.70, 162.159.38.70, 172.64.34.70 and three additional IP addresses.