api-1.koan.workers.dev - dns.ninja
api-1.koan.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:2ab1🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:cf0e🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.42.177Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.207.14🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.42.177, 172.67.207.14 | ||||||
| IPv6 hints | 2606:4700:3030::6815:2ab1, 2606:4700:3033::ac43:cf0e | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=129, name=cloudflare-ech.com | ||||||
koan.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | major.ns.cloudflare.com ⭐ | ||||||
| NS | maya.ns.cloudflare.com | ||||||
| SOA | major.ns.cloudflare.comdns@cloudflare.com serial=2410995048 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
●A104.21.42.1772026-02-15 → 2026-08-01 · 2 obs
● 2026-02-15 08:49:28
● 2026-08-01 04:14:14
● 2026-08-01 04:14:14
●A172.67.207.142026-02-15 → 2026-08-01 · 2 obs
● 2026-02-15 08:49:28
● 2026-08-01 04:14:14
● 2026-08-01 04:14:14
●A2606:4700:3030::6815:2ab12026-06-26 → 2026-08-01 · 3 obs
○ 2026-06-14 04:17:30
● 2026-06-26 08:33:44
● 2026-08-01 04:14:14
● 2026-06-26 08:33:44
● 2026-08-01 04:14:14
●A2606:4700:3033::ac43:cf0e2026-06-26 → 2026-08-01 · 3 obs
○ 2026-06-14 04:17:30
● 2026-06-26 08:33:44
● 2026-08-01 04:14:14
● 2026-06-26 08:33:44
● 2026-08-01 04:14:14
○A2606:4700:3035::ac43:cf0e2026-02-15 → 2026-06-14 · 4 obs
● 2026-02-15 08:49:28
● 2026-06-14 04:17:30
○ 2026-06-26 08:33:44
○ 2026-08-01 04:14:14
● 2026-06-14 04:17:30
○ 2026-06-26 08:33:44
○ 2026-08-01 04:14:14
○A2606:4700:3037::6815:2ab12026-02-15 → 2026-06-14 · 4 obs
● 2026-02-15 08:49:28
● 2026-06-14 04:17:30
○ 2026-06-26 08:33:44
○ 2026-08-01 04:14:14
● 2026-06-14 04:17:30
○ 2026-06-26 08:33:44
○ 2026-08-01 04:14:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| workers.dev | sofia.ns.cloudflare.com, clyde.ns.cloudflare.com | - |
| koan.workers.dev | major.ns.cloudflare.com, maya.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.241
NS records: major.ns.cloudflare.com, maya.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
⏱️ Timing
Total: 201ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.42.177, 172.67.207.14 |
| AAAA | 2 | 2606:4700:3030::6815:2ab1, 2606:4700:3033::ac43:cf0e |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
api-1.koan.workers.dev has four IP addresses: 104.21.42.177, 172.67.207.14, 2606:4700:3030::6815:2ab1 and 2606:4700:3033::ac43:cf0e.
tajamwin2win.site, www.antarvasna(0x736578)stories.com, nexa360.io and two other host names share IP numbers with api-1.koan.workers.dev.