up1.workers.dev - dns.ninja
up1.workers.dev
| DNSSEC | β οΈ Not signed | ||||||
| NS | grace.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::adf5:3a9fπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grace.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c09fπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | grace.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:209fπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | grace.ns.cloudflare.com | ||||||
| A | 108.162.192.159πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grace.ns.cloudflare.com | ||||||
| A | 172.64.32.159πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grace.ns.cloudflare.com | ||||||
| A | 173.245.58.159πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grace.ns.cloudflare.com | ||||||
| NS | karl.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bbeπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1beπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21beπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 108.162.193.190πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 172.64.33.190πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| A | 173.245.59.190πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karl.ns.cloudflare.com | ||||||
| SOA | grace.ns.cloudflare.comdns@cloudflare.com serial=2406750554 | ||||||
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=2406759833 | ||||||
rank #4 in the tld
Semrush Rank:#5,943,211 Keywords:1 Traffic:27/mo
π Tranco rank: #87
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.up1.workers.dev |
Same first word
up1.co.uk |
up1.de |
up1.xyz |
up1.workers.dev |
up1.pl |
up1.net |
up1.com |
up1.co |
up1.ca |
up1.ir |
up1.jp |
up1.ru |
up1.fr |
up1.in |
up1.me |
up1.eu |
Similar names
DNS History
2 records (2 active, 0 former)
βNSgrace.ns.cloudflare.com2026-05-12 β 2026-06-12 Β· 2 obs
β 2026-06-12 14:46:00
βNSkarl.ns.cloudflare.com2026-05-12 β 2026-06-12 Β· 2 obs
β 2026-06-12 14:46:00
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | 10 records |
| workers.dev | sofia.ns.cloudflare.com, clyde.ns.cloudflare.com | - |
| up1.workers.dev | grace.ns.cloudflare.com, karl.ns.cloudflare.com | - |
β Authoritative Response
Server:108.162.193.190
NS records: grace.ns.cloudflare.com, karl.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
β±οΈ Timing
Total: 612ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | grace.ns.cloudflare.com, karl.ns.cloudflare.com |
| SOA | 1 | grace.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
up1.workers.dev serves as the parent of openai-proxy.up1.workers.dev.
Name Servers
up1.workers.dev uses two name servers for its delegation: grace.ns.cloudflare.com and karl.ns.cloudflare.com.
up1.workers.dev has the same name server delegation as a number of other domains, such as animefenix.vip, animeyt.one, veranimes.net and two more.
up1.workers.dev has at least partial name server overlap with other domains, such as proxi-elec.fr, stippple.com, letthelight.in and two others.
These name servers tend to appear together with the name servers algin.ns.cloudflare.com, pablo.ns.cloudflare.com and tori.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
Hostname grace.ns.cloudflare.com directs to 108.162.192.159, 172.64.32.159 and 173.245.58.159 along with 3 other IP addresses.
Hostname karl.ns.cloudflare.com directs to 108.162.193.190, 172.64.33.190 and 173.245.59.190 along with 3 other IP addresses.