`openai-sb.fireka.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:35e8^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:dba9^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.53.232^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.219.169^{🇺🇸 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	104.21.53.232, 172.67.219.169
		IPv6 hints	2606:4700:3037::6815:35e8, 2606:4700:3037::ac43:dba9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=1, name=cloudflare-ech.com

`fireka.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`kai.ns.cloudflare.com` ⭐
	NS	`sue.ns.cloudflare.com`
	SOA	`kai.ns.cloudflare.com`dns@cloudflare.com serial=2409541484

Same first word

openai-sb.com

Similar names

binsa-ope.web.app

binsa-ope.firebaseapp.com

DNS History

4 records (4 active, 0 former)

●A104.21.53.2322026-06-26 → 2026-07-15 · 2 obs

● 2026-06-26 15:37:26
● 2026-07-15 15:50:52

●A172.67.219.1692026-06-26 → 2026-07-15 · 2 obs

● 2026-06-26 15:37:26
● 2026-07-15 15:50:52

●A2606:4700:3037::6815:35e82026-06-26 → 2026-07-15 · 2 obs

● 2026-06-26 15:37:26
● 2026-07-15 15:50:52

●A2606:4700:3037::ac43:dba92026-06-26 → 2026-07-15 · 2 obs

● 2026-06-26 15:37:26
● 2026-07-15 15:50:52

🔍 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	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
fireka.workers.dev	kai.ns.cloudflare.com, sue.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.188

NS records: kai.ns.cloudflare.com, sue.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 1630ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.219.169, 104.21.53.232`
AAAA	2	`2606:4700:3037::6815:35e8, 2606:4700:3037::ac43:dba9`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

openai-sb.fireka.workers.dev directs to four IP numbers, which are 104.21.53.232, 172.67.219.169, 2606:4700:3037::6815:35e8 and 2606:4700:3037::ac43:dba9.

totitan.com, na200.com, matexpert.ca plus two other host names have IP numbers in common with openai-sb.fireka.workers.dev.

openai-sb.fireka.workers.dev - robtex.com