🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`null.seji-huang.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5146^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:9e3e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.70^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.62^{🇺🇸 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	104.21.81.70, 172.67.158.62
		IPv6 hints	2606:4700:3033::6815:5146, 2606:4700:3035::ac43:9e3e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com

`seji-huang.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`irena.ns.cloudflare.com` ⭐
	NS	`nile.ns.cloudflare.com`
	SOA	`irena.ns.cloudflare.com`dns@cloudflare.com serial=2417376126

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Previous names

Next names

DNS History

4 records (4 active, 0 former)

●A104.21.81.702026-08-13 → 2026-10-18 · 2 obs

● 2026-08-13 18:21:28
● 2026-10-18 04:19:20

●A172.67.158.622026-08-13 → 2026-10-18 · 2 obs

● 2026-08-13 18:21:28
● 2026-10-18 04:19:20

●A2606:4700:3033::6815:51462026-08-13 → 2026-10-18 · 2 obs

● 2026-08-13 18:21:28
● 2026-10-18 04:19:20

●A2606:4700:3035::ac43:9e3e2026-08-13 → 2026-10-18 · 2 obs

● 2026-08-13 18:21:28
● 2026-10-18 04:19:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
seji-huang.workers.dev	irena.ns.cloudflare.com, nile.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.79

NS records: irena.ns.cloudflare.com, nile.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 653ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.158.62, 104.21.81.70`
AAAA	2	`2606:4700:3035::ac43:9e3e, 2606:4700:3033::6815:5146`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

null.seji-huang.workers.dev resolves to four IP addresses: 104.21.81.70, 172.67.158.62, 2606:4700:3033::6815:5146 and 2606:4700:3035::ac43:9e3e.

Two other host names, along with maxlott.quest, bensilvis.com and guitisha.com, also share IP numbers with null.seji-huang.workers.dev.

null.seji-huang.workers.dev - robtex.com