zybf001.workers.dev - robtex.com
zybf001.workers.dev
| DNSSEC | β οΈ Not signed | ||||||
| NS | evelyn.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::a29f:26d5πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | evelyn.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2d5π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | evelyn.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22d5πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | evelyn.ns.cloudflare.com | ||||||
| A | 108.162.194.213πΊπΈ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | evelyn.ns.cloudflare.com | ||||||
| A | 162.159.38.213Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | evelyn.ns.cloudflare.com | ||||||
| A | 172.64.34.213πΊπΈ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | evelyn.ns.cloudflare.com | ||||||
| NS | fred.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b71πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c171π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2171πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 108.162.193.113πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 172.64.33.113πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 173.245.59.113πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| SOA | evelyn.ns.cloudflare.comdns@cloudflare.com serial=2409025058 | ||||||
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=2410929857 | ||||||
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: #94
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
openai-proxy-info.zybf001.workers.dev |
Same first word
zybf001.workers.dev |
DNS History
2 records (2 active, 0 former)
βNSevelyn.ns.cloudflare.com2026-05-12 β 2026-07-30 Β· 2 obs
β 2026-07-30 20:45:40
βNSfred.ns.cloudflare.com2026-05-12 β 2026-07-30 Β· 2 obs
β 2026-07-30 20:45:40
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com... | - |
| workers.dev | sofia.ns.cloudflare.com, clyde.ns.cloudflare.com | - |
| zybf001.workers.dev | evelyn.ns.cloudflare.com, fred.ns.cloudflare.com | - |
β Authoritative Response
Server:173.245.59.113
NS records: evelyn.ns.cloudflare.com, fred.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
β±οΈ Timing
Total: 376ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | evelyn.ns.cloudflare.com, fred.ns.cloudflare.com |
| SOA | 1 | evelyn.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
zybf001.workers.dev serves as the parent of openai-proxy-info.zybf001.workers.dev.
Name Servers
zybf001.workers.dev uses two name servers for its delegation: evelyn.ns.cloudflare.com and fred.ns.cloudflare.com.
zybf001.workers.dev uses the same name servers as several other domains β among them jnutmyur.beer, dailytreadmill.com, demtjm.bar and two more.
zybf001.workers.dev has at least partial name server overlap with other domains, such as mansfield.us, issus.me, zenbtc.io and two others.
These name servers tend to appear together with the name servers fatima.ns.cloudflare.com, ryan.ns.cloudflare.com and armando.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
Hostname evelyn.ns.cloudflare.com directs to 108.162.194.213, 162.159.38.213 and 172.64.34.213 along with 3 other IP addresses.
Hostname fred.ns.cloudflare.com directs to 108.162.193.113, 172.64.33.113 and 173.245.59.113 along with 3 other IP addresses.