🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`null.smartagent.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:d8d5^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:1831^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.24.49^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.216.213^{🇺🇸 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	104.21.24.49, 172.67.216.213
		IPv6 hints	2606:4700:3032::ac43:d8d5, 2606:4700:3035::6815:1831
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=185, name=cloudflare-ech.com

`smartagent.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`drew.ns.cloudflare.com` ⭐
	NS	`olga.ns.cloudflare.com`
	SOA	`drew.ns.cloudflare.com`dns@cloudflare.com serial=2417212896

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Previous names

Next names

DNS History

4 records (4 active, 0 former)

●A104.21.24.492026-09-17 → 2026-10-16 · 2 obs

● 2026-09-17 07:27:02
● 2026-10-16 18:33:20

●A172.67.216.2132026-09-17 → 2026-10-16 · 2 obs

● 2026-09-17 07:27:02
● 2026-10-16 18:33:20

●A2606:4700:3032::ac43:d8d52026-09-17 → 2026-10-16 · 2 obs

● 2026-09-17 07:27:02
● 2026-10-16 18:33:20

●A2606:4700:3035::6815:18312026-09-17 → 2026-10-16 · 2 obs

● 2026-09-17 07:27:02
● 2026-10-16 18:33:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
smartagent.workers.dev	drew.ns.cloudflare.com, olga.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.160

NS records: drew.ns.cloudflare.com, olga.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 345ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.216.213, 104.21.24.49`
AAAA	2	`2606:4700:3035::6815:1831, 2606:4700:3032::ac43:d8d5`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

null.smartagent.workers.dev has four IP addresses: 104.21.24.49, 172.67.216.213, 2606:4700:3032::ac43:d8d5 and 2606:4700:3035::6815:1831.

Two other host names, along with afsardis.com, pod88betth.com and klexironvormai.world, also share IP numbers with null.smartagent.workers.dev.

null.smartagent.workers.dev - robtex.com