constructor.workers.dev - robtex.com
constructor.workers.dev
| DNSSEC | β οΈ Not signed | ||||||
| NS | sima.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::adf5:3adeπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0deπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20deπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 108.162.192.222πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 172.64.32.222πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 173.245.58.222πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| NS | roxy.ns.cloudflare.com β οΈ Not in zone NS records | ||||||
| A | 2606:4700:50::adf5:3a8eπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | roxy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c08eπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | roxy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:208eπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | roxy.ns.cloudflare.com | ||||||
| A | 108.162.192.142πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | roxy.ns.cloudflare.com | ||||||
| A | 172.64.32.142πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | roxy.ns.cloudflare.com | ||||||
| A | 173.245.58.142πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | roxy.ns.cloudflare.com | ||||||
| NS | terry.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bedπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | terry.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1edπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | terry.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21edπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | terry.ns.cloudflare.com | ||||||
| A | 108.162.193.237πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | terry.ns.cloudflare.com | ||||||
| A | 172.64.33.237πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | terry.ns.cloudflare.com | ||||||
| A | 173.245.59.237πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | terry.ns.cloudflare.com | ||||||
| NS | toby.ns.cloudflare.com β οΈ Not in zone NS records | ||||||
| A | 2606:4700:58::adf5:3befπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | toby.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1efπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | toby.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21efπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | toby.ns.cloudflare.com | ||||||
| A | 108.162.193.239πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | toby.ns.cloudflare.com | ||||||
| A | 172.64.33.239πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | toby.ns.cloudflare.com | ||||||
| A | 173.245.59.239πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | toby.ns.cloudflare.com | ||||||
| SOA | sima.ns.cloudflare.comdns@cloudflare.com serial=2411721650 | ||||||
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=2414526875 | ||||||
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: #77
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
Similar names
Previous names
Next names
DNS History
4 records (4 active, 0 former)
βNSroxy.ns.cloudflare.com2026-09-08 β 2026-09-10 Β· 2 obs
β 2026-09-10 12:28:40
βNSsima.ns.cloudflare.com2026-09-08 β 2026-09-10 Β· 2 obs
β 2026-09-10 12:28:40
βNSterry.ns.cloudflare.com2026-09-08 β 2026-09-10 Β· 2 obs
β 2026-09-10 12:28:40
βNStoby.ns.cloudflare.com2026-09-08 β 2026-09-10 Β· 2 obs
β 2026-09-10 12:28:40
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| workers.dev | clyde.ns.cloudflare.com, sofia.ns.cloudflare.com | - |
| constructor.workers.dev | roxy.ns.cloudflare.com, sima.ns.cloudflare.com, terry.ns.cloudflare.com, toby.ns.cloudflare.com | - |
β Authoritative Response
Server:173.245.59.239
NS records: roxy.ns.cloudflare.com, sima.ns.cloudflare.com, terry.ns.cloudflare.com, toby.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
β±οΈ Timing
Total: 1367ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | sima.ns.cloudflare.com, terry.ns.cloudflare.com |
| SOA | 1 | sima.ns.cloudflare.com dns.cloudflare.co |
Analysis
Name Servers
The domain constructor.workers.dev is delegated to these four name servers: roxy.ns.cloudflare.com, sima.ns.cloudflare.com, terry.ns.cloudflare.com and toby.ns.cloudflare.com.
constructor.workers.dev partially shares its NS delegation with several other domains, including raicuparta.workers.dev, dexiges.pages.dev, y-t-t-a-ye.pages.dev and two others.
Host names resolving to 6 IP numbers:
Hostname roxy.ns.cloudflare.com directs to 108.162.192.142, 172.64.32.142 and 173.245.58.142 along with 3 other IP addresses.
Hostname sima.ns.cloudflare.com directs to 108.162.192.222, 172.64.32.222 and 173.245.58.222 along with 3 other IP addresses.
Hostname terry.ns.cloudflare.com directs to 108.162.193.237, 172.64.33.237 and 173.245.59.237 along with 3 other IP addresses.
Hostname toby.ns.cloudflare.com directs to 108.162.193.239, 172.64.33.239 and 173.245.59.239 along with 3 other IP addresses.