`claude.sitoi.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:34ae^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:ca55^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.52.174^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.202.85^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.52.174, 172.67.202.85
		IPv6 hints	2606:4700:3036::6815:34ae, 2606:4700:3037::ac43:ca55
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=23, name=cloudflare-ech.com

`sitoi.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`agustin.ns.cloudflare.com` ⭐
	NS	`rita.ns.cloudflare.com`
	SOA	`agustin.ns.cloudflare.com`dns@cloudflare.com serial=2411539649

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DNS History

6 records (4 active, 2 former)

●A104.21.52.1742026-06-28 → 2026-08-08 · 2 obs

● 2026-06-28 13:02:46
● 2026-08-08 03:37:22

●A172.67.202.852026-06-28 → 2026-08-08 · 2 obs

● 2026-06-28 13:02:46
● 2026-08-08 03:37:22

○A2606:4700:3032::6815:34ae2026-06-28 → 2026-06-28 · 3 obs

● 2026-06-28 13:02:46
○ 2026-07-11 01:23:48
○ 2026-08-08 03:37:22

●A2606:4700:3036::6815:34ae2026-07-11 → 2026-08-08 · 3 obs

○ 2026-06-28 13:02:46
● 2026-07-11 01:23:48
● 2026-08-08 03:37:22

○A2606:4700:3036::ac43:ca552026-06-28 → 2026-06-28 · 3 obs

● 2026-06-28 13:02:46
○ 2026-07-11 01:23:48
○ 2026-08-08 03:37:22

●A2606:4700:3037::ac43:ca552026-07-11 → 2026-08-08 · 3 obs

○ 2026-06-28 13:02:46
● 2026-07-11 01:23:48
● 2026-08-08 03:37:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
sitoi.workers.dev	agustin.ns.cloudflare.com, rita.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.90

NS records: agustin.ns.cloudflare.com, rita.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 508ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.202.85, 104.21.52.174`
AAAA	2	`2606:4700:3037::ac43:ca55, 2606:4700:3036::6815:34ae`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

claude.sitoi.workers.dev points to the four IP addresses 104.21.52.174, 172.67.202.85, 2606:4700:3036::6815:34ae and 2606:4700:3037::ac43:ca55.

allnew-toyota.com, laestetica.com.ph, alsokt.ru plus two other host names have IP numbers in common with claude.sitoi.workers.dev.

claude.sitoi.workers.dev - robtex.com