openai.zhenfeng021.workers.dev - robtex.com
openai.zhenfeng021.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3036::ac43:b5fa🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:5082🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.80.130Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.181.250🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.80.130, 172.67.181.250 | ||||||
| IPv6 hints | 2606:4700:3036::ac43:b5fa, 2606:4700:3037::6815:5082 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=99, name=cloudflare-ech.com | ||||||
zhenfeng021.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | gabriel.ns.cloudflare.com ⭐ | ||||||
| NS | joselyn.ns.cloudflare.com | ||||||
| SOA | gabriel.ns.cloudflare.comdns@cloudflare.com serial=2402289119 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.80.1302026-04-15 → 2026-05-10 · 2 obs
● 2026-04-15 05:11:16
● 2026-05-10 22:16:34
● 2026-05-10 22:16:34
●A172.67.181.2502026-04-15 → 2026-05-10 · 2 obs
● 2026-04-15 05:11:16
● 2026-05-10 22:16:34
● 2026-05-10 22:16:34
●A2606:4700:3036::ac43:b5fa2026-04-15 → 2026-05-10 · 2 obs
● 2026-04-15 05:11:16
● 2026-05-10 22:16:34
● 2026-05-10 22:16:34
●A2606:4700:3037::6815:50822026-04-15 → 2026-05-10 · 2 obs
● 2026-04-15 05:11:16
● 2026-05-10 22:16:34
● 2026-05-10 22:16:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com... | - |
| workers.dev | sofia.ns.cloudflare.com, clyde.ns.cloudflare.com | - |
| zhenfeng021.workers.dev | gabriel.ns.cloudflare.com, joselyn.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.244
NS records: gabriel.ns.cloudflare.com, joselyn.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
⏱️ Timing
Total: 446ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.80.130, 172.67.181.250 |
| AAAA | 2 | 2606:4700:3036::ac43:b5fa, 2606:4700:3037::6815:5082 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
openai.zhenfeng021.workers.dev points to four IP numbers: 2606:4700:3036::ac43:b5fa, 2606:4700:3037::6815:5082, 104.21.80.130 and 172.67.181.250.
Other host names including liftmenlayer.click, joho.net, www.printbuy.ca, www.roccospizzamillvalley.com.cdn.cloudflare.net and wowclub.com share IP numbers with openai.zhenfeng021.workers.dev.