`openai-proxy.fengzhiku.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:942a^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:47c3^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.71.195^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.148.42^{🇺🇸 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	104.21.71.195, 172.67.148.42
		IPv6 hints	2606:4700:3030::ac43:942a, 2606:4700:3034::6815:47c3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com

`fengzhiku.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`hope.ns.cloudflare.com` ⭐
	NS	`memphis.ns.cloudflare.com`
	SOA	`hope.ns.cloudflare.com`dns@cloudflare.com serial=2401607702

Same first word

openai-proxy.com

openai-proxy.azure-api.net

openai-proxy.org

DNS History

8 records (4 active, 4 former)

●A104.21.71.1952026-04-10 → 2026-04-28 · 5 obs

● 2026-04-10 08:46:32
● 2026-04-20 13:53:52
○ 2026-04-21 21:32:00
● 2026-04-21 23:30:28
● 2026-04-28 20:11:12

●A172.67.148.422026-04-10 → 2026-04-28 · 5 obs

● 2026-04-10 08:46:32
● 2026-04-20 13:53:52
○ 2026-04-21 21:32:00
● 2026-04-21 23:30:28
● 2026-04-28 20:11:12

○A188.114.96.02026-04-21 → 2026-04-21 · 4 obs

○ 2026-04-20 13:53:52
● 2026-04-21 21:32:00
○ 2026-04-21 23:30:28
○ 2026-04-28 20:11:12

○A188.114.97.02026-04-21 → 2026-04-21 · 4 obs

○ 2026-04-20 13:53:52
● 2026-04-21 21:32:00
○ 2026-04-21 23:30:28
○ 2026-04-28 20:11:12

●A2606:4700:3030::ac43:942a2026-04-10 → 2026-04-28 · 5 obs

● 2026-04-10 08:46:32
● 2026-04-20 13:53:52
○ 2026-04-21 21:32:00
● 2026-04-21 23:30:28
● 2026-04-28 20:11:12

●A2606:4700:3034::6815:47c32026-04-10 → 2026-04-28 · 5 obs

● 2026-04-10 08:46:32
● 2026-04-20 13:53:52
○ 2026-04-21 21:32:00
● 2026-04-21 23:30:28
● 2026-04-28 20:11:12

○A2a06:98c1:3120::2026-04-21 → 2026-04-21 · 4 obs

○ 2026-04-20 13:53:52
● 2026-04-21 21:32:00
○ 2026-04-21 23:30:28
○ 2026-04-28 20:11:12

○A2a06:98c1:3121::2026-04-21 → 2026-04-21 · 4 obs

○ 2026-04-20 13:53:52
● 2026-04-21 21:32:00
○ 2026-04-21 23:30:28
○ 2026-04-28 20:11:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	10 records
workers.dev	clyde.ns.cloudflare.com, sofia.ns.cloudflare.com	-
fengzhiku.workers.dev	hope.ns.cloudflare.com, memphis.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.163

NS records: hope.ns.cloudflare.com, memphis.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 938ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.148.42, 104.21.71.195`
AAAA	2	`2606:4700:3030::ac43:942a, 2606:4700:3034::6815:47c3`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

openai-proxy.fengzhiku.workers.dev resolves to four IP numbers: 2606:4700:3030::ac43:942a, 2606:4700:3034::6815:47c3, 104.21.71.195 and 172.67.148.42.

other host names for instance flotus.in, parentalperu.com, livingooddailybook.com, www.amarketingexpert.com and mx01.ihbarsistemi.com share IP numbers with openai-proxy.fengzhiku.workers.dev.

openai-proxy.fengzhiku.workers.dev - robtex.com