mailsender.workers.dev - dns.ninja
mailsender.workers.dev
| DNSSEC | β οΈ Not signed | ||||||
| NS | kyree.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::a29f:2ccfπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kyree.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3cfπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kyree.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23cfπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kyree.ns.cloudflare.com | ||||||
| A | 108.162.195.207πΊπΈ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kyree.ns.cloudflare.com | ||||||
| A | 162.159.44.207Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kyree.ns.cloudflare.com | ||||||
| A | 172.64.35.207πΊπΈ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kyree.ns.cloudflare.com | ||||||
| NS | vita.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aeeπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vita.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0eeπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | vita.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20eeπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | vita.ns.cloudflare.com | ||||||
| A | 108.162.192.238πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vita.ns.cloudflare.com | ||||||
| A | 172.64.32.238πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vita.ns.cloudflare.com | ||||||
| A | 173.245.58.238πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vita.ns.cloudflare.com | ||||||
| SOA | kyree.ns.cloudflare.comdns@cloudflare.com serial=2406810513 | ||||||
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=2408273589 | ||||||
rank #4 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: #80
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
office64c916233e8897fc0034fabc17d40b0764c916233e8897fc0034fabc1.mailsender.workers.dev |
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
βNSkyree.ns.cloudflare.com2026-03-17 β 2026-06-30 Β· 2 obs
β 2026-06-30 03:08:50
βNSvita.ns.cloudflare.com2026-03-17 β 2026-06-30 Β· 2 obs
β 2026-06-30 03:08:50
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | 10 records |
| workers.dev | sofia.ns.cloudflare.com, clyde.ns.cloudflare.com | - |
| mailsender.workers.dev | kyree.ns.cloudflare.com, vita.ns.cloudflare.com | - |
β Authoritative Response
Server:173.245.58.238
NS records: kyree.ns.cloudflare.com, vita.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
β±οΈ Timing
Total: 2693ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | kyree.ns.cloudflare.com, vita.ns.cloudflare.com |
| SOA | 1 | kyree.ns.cloudflare.com dns.cloudflare.c |
π Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
Hierarchy
mailsender.workers.dev is a parent domain of office64c916233e8897fc0034fabc17d40b0764c916233e8897fc0034fabc1.mailsender.workers.dev.
Name Servers
mailsender.workers.dev uses two name servers for its delegation: kyree.ns.cloudflare.com and vita.ns.cloudflare.com.
The name server configuration of mailsender.workers.dev is shared with other domains, for instance avetacapital.com, vacances-cevennes-lozere.com, motivateroi.com and two others.
mailsender.workers.dev shares at least some of its name servers with other domains, including l2htv.com, faustoreis.com, dronehut.co.uk and two others.
These name servers are frequently paired with the name servers sky.ns.cloudflare.com and nicole.ns.cloudflare.com.
Hosts with 6 IP addresses each:
Hostname kyree.ns.cloudflare.com directs to 108.162.195.207, 162.159.44.207 and 172.64.35.207 along with 3 other IP addresses.
Hostname vita.ns.cloudflare.com directs to 108.162.192.238, 172.64.32.238 and 173.245.58.238 along with 3 other IP addresses.