openai-proxy.chengkaithu.workers.dev - robtex.com
openai-proxy.chengkaithu.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:99e7🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:436🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.4.54Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.153.231🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.4.54, 172.67.153.231 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:99e7, 2606:4700:3036::6815:436 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=212, name=cloudflare-ech.com | ||||||
chengkaithu.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | agustin.ns.cloudflare.com ⭐ | ||||||
| NS | elly.ns.cloudflare.com | ||||||
| SOA | agustin.ns.cloudflare.comdns@cloudflare.com serial=2406683702 | ||||||
Same first word
openai-proxy.com |
openai-proxy.pages.dev |
openai-proxy.eu.org |
openai-proxy.azure-api.net |
openai-proxy.live |
openai-proxy.org |
openai-proxy.dev |
openai-proxy.workers.dev |
Similar names
DNS History
6 records (4 active, 2 former)
●A104.21.4.542026-04-12 → 2026-07-20 · 2 obs
● 2026-04-12 08:20:40
● 2026-07-20 10:08:46
● 2026-07-20 10:08:46
●A172.67.153.2312026-04-12 → 2026-07-20 · 2 obs
● 2026-04-12 08:20:40
● 2026-07-20 10:08:46
● 2026-07-20 10:08:46
○A2606:4700:3030::ac43:99e72026-04-12 → 2026-05-29 · 4 obs
● 2026-04-12 08:20:40
● 2026-05-29 11:41:50
○ 2026-06-24 16:46:42
○ 2026-07-20 10:08:46
● 2026-05-29 11:41:50
○ 2026-06-24 16:46:42
○ 2026-07-20 10:08:46
●A2606:4700:3032::ac43:99e72026-06-24 → 2026-07-20 · 3 obs
○ 2026-05-29 11:41:50
● 2026-06-24 16:46:42
● 2026-07-20 10:08:46
● 2026-06-24 16:46:42
● 2026-07-20 10:08:46
○A2606:4700:3035::6815:4362026-04-12 → 2026-05-29 · 4 obs
● 2026-04-12 08:20:40
● 2026-05-29 11:41:50
○ 2026-06-24 16:46:42
○ 2026-07-20 10:08:46
● 2026-05-29 11:41:50
○ 2026-06-24 16:46:42
○ 2026-07-20 10:08:46
●A2606:4700:3036::6815:4362026-06-24 → 2026-07-20 · 3 obs
○ 2026-05-29 11:41:50
● 2026-06-24 16:46:42
● 2026-07-20 10:08:46
● 2026-06-24 16:46:42
● 2026-07-20 10:08:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com... | - |
| workers.dev | clyde.ns.cloudflare.com, sofia.ns.cloudflare.com | - |
| chengkaithu.workers.dev | agustin.ns.cloudflare.com, elly.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.246
NS records: agustin.ns.cloudflare.com, elly.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
⏱️ Timing
Total: 497ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.153.231, 104.21.4.54 |
| AAAA | 2 | 2606:4700:3036::6815:436, 2606:4700:3032::ac43:99e7 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
openai-proxy.chengkaithu.workers.dev points to the four IP addresses 104.21.4.54, 172.67.153.231, 2606:4700:3032::ac43:99e7 and 2606:4700:3036::6815:436.
Two other host names, along with kwick.at, (0x72656474756265)r.net and resinsysteminc.com, also share IP numbers with openai-proxy.chengkaithu.workers.dev.