underground.yu7400ki.workers.dev - robtex.com
underground.yu7400ki.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:de19🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:5b92🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.91.146Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.222.25🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.91.146, 172.67.222.25 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:de19, 2606:4700:3037::6815:5b92 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=250, name=cloudflare-ech.com | ||||||
yu7400ki.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | bob.ns.cloudflare.com ⭐ | ||||||
| NS | sreeni.ns.cloudflare.com | ||||||
| SOA | bob.ns.cloudflare.comdns@cloudflare.com serial=2401376666 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.91.1462026-03-29 → 2026-04-11 · 2 obs
● 2026-03-29 12:11:30
● 2026-04-11 10:25:46
● 2026-04-11 10:25:46
●A172.67.222.252026-03-29 → 2026-04-11 · 2 obs
● 2026-03-29 12:11:30
● 2026-04-11 10:25:46
● 2026-04-11 10:25:46
●A2606:4700:3033::ac43:de192026-03-29 → 2026-04-11 · 2 obs
● 2026-03-29 12:11:30
● 2026-04-11 10:25:46
● 2026-04-11 10:25:46
●A2606:4700:3037::6815:5b922026-03-29 → 2026-04-11 · 2 obs
● 2026-03-29 12:11:30
● 2026-04-11 10:25:46
● 2026-04-11 10:25:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| workers.dev | sofia.ns.cloudflare.com, clyde.ns.cloudflare.com | - |
| yu7400ki.workers.dev | bob.ns.cloudflare.com, sreeni.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.38.178
NS records: bob.ns.cloudflare.com, sreeni.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
⏱️ Timing
Total: 737ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.222.25, 104.21.91.146 |
| AAAA | 2 | 2606:4700:3033::ac43:de19, 2606:4700:3037::6815:5b92 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
underground.yu7400ki.workers.dev points to four IP numbers: 2606:4700:3033::ac43:de19, 2606:4700:3037::6815:5b92, 104.21.91.146 and 172.67.222.25.
Other host names, for instance margafriend.com, crazyluck.buzz, www.e-hub.swiss, game360.org and masproduccion.com share IP numbers with underground.yu7400ki.workers.dev.