officepost3.workers.dev - dns.ninja
officepost3.workers.dev
| DNSSEC | β οΈ Not signed | ||||||
| NS | jeff.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::adf5:3b7cπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jeff.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c17cπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jeff.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:217cπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jeff.ns.cloudflare.com | ||||||
| A | 108.162.193.124πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jeff.ns.cloudflare.com | ||||||
| A | 172.64.33.124πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jeff.ns.cloudflare.com | ||||||
| A | 173.245.59.124πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jeff.ns.cloudflare.com | ||||||
| NS | lucy.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a85πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lucy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c085π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lucy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2085πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lucy.ns.cloudflare.com | ||||||
| A | 108.162.192.133πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lucy.ns.cloudflare.com | ||||||
| A | 172.64.32.133πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lucy.ns.cloudflare.com | ||||||
| A | 173.245.58.133πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lucy.ns.cloudflare.com | ||||||
| SOA | jeff.ns.cloudflare.comdns@cloudflare.com serial=2410807107 | ||||||
workers.dev
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700::6812:c0fπΊπΈ Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700::6812:d0fπΊπΈ Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.18.12.15Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.18.13.15Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | clyde.ns.cloudflare.com β | ||||||
| NS | sofia.ns.cloudflare.com | ||||||
| TXT | v=spf1 -all | ||||||
| HTTPS | HTTP/2 β hints match | ||||||
| IPv4 hints | 104.18.12.15, 104.18.13.15 | ||||||
| IPv6 hints | 2606:4700::6812:c0f, 2606:4700::6812:d0f | ||||||
| SOA | clyde.ns.cloudflare.comdns@cloudflare.com serial=2412029601 | ||||||
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:
.devβ gTLD - Primary purpose: serverless edge compute platform (Cloudflare Workers)
- Status: active
History
| Year | Event |
|---|---|
| 2017 | Cloudflare launches Workers (beta) |
| 2019 | workers.devdomain made available for userβdeployed workers |
| 2022 | Durable Objects feature reaches GA, expanding Workers capabilities |
Notable subdomains or services
*.workers.devβ public endpoint for individual Cloudflare Workers
Related domains
cloudflare.comβ corporate website of the operator
π Tranco rank: #101
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
officea867a3f171fab009d50988b063f2c812a867a3f171fab009d50988b06.officepost3.workers.dev |
Same first word
officepost3.workers.dev |
DNS History
2 records (2 active, 0 former)
βNSjeff.ns.cloudflare.com2026-02-16 β 2026-08-12 Β· 2 obs
β 2026-08-12 14:32:52
βNSlucy.ns.cloudflare.com2026-02-16 β 2026-08-12 Β· 2 obs
β 2026-08-12 14:32:52
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| workers.dev | clyde.ns.cloudflare.com, sofia.ns.cloudflare.com | - |
| officepost3.workers.dev | jeff.ns.cloudflare.com, lucy.ns.cloudflare.com | - |
β Authoritative Response
Server:108.162.192.133
NS records: jeff.ns.cloudflare.com, lucy.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
β±οΈ Timing
Total: 683ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | jeff.ns.cloudflare.com, lucy.ns.cloudflare.com |
| SOA | 1 | jeff.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
officea867a3f171fab009d50988b063f2c812a867a3f171fab009d50988b06.officepost3.workers.dev is delegated beneath officepost3.workers.dev.
Name Servers
The NS records for officepost3.workers.dev delegate to jeff.ns.cloudflare.com and lucy.ns.cloudflare.com.
officepost3.workers.dev shares its name server setup with other domains, including titikoma.id, satoshilabs.com, jcroucher.com and two others.
There is at least partial name server overlap between officepost3.workers.dev and other domains β nmvstrategies.com, weareminky.com, bordeauxwineweb.com and two more among them.
These name servers frequently co-occur with the name servers eva.ns.cloudflare.com and apollo.ns.cloudflare.com.
Host names with 6 IP numbers:
jeff.ns.cloudflare.com maps to 108.162.193.124, 172.64.33.124, 173.245.59.124 and 3 additional IP addresses.
lucy.ns.cloudflare.com maps to 108.162.192.133, 172.64.32.133, 173.245.58.133 and 3 additional IP addresses.