`cdn.tegrus.workers.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:4dbc^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:d32a^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.77.188^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.211.42^{🇺🇸 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	104.21.77.188, 172.67.211.42
		IPv6	2606:4700:3037::6815:4dbc, 2606:4700:3037::ac43:d32a

`tegrus.workers.dev`

	DNSSEC	⚠️ Not signed
	NS	`burt.ns.cloudflare.com` ⭐
	NS	`lucy.ns.cloudflare.com`
	SOA	`burt.ns.cloudflare.com`dns@cloudflare.com serial=2396522178

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DNS History

4 records (4 active, 0 former)

●A104.21.77.1882026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 07:50:56
● 2026-02-26 12:22:34

●A172.67.211.422026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 07:50:56
● 2026-02-26 12:22:34

●A2606:4700:3037::6815:4dbc2026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 07:50:56
● 2026-02-26 12:22:34

●A2606:4700:3037::ac43:d32a2026-02-26 → 2026-02-26 · 2 obs

● 2026-02-26 07:50:56
● 2026-02-26 12:22:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
workers.dev	sofia.ns.cloudflare.com, clyde.ns.cloudflare.com	-
tegrus.workers.dev	burt.ns.cloudflare.com, lucy.ns.cloudflare.com	-

✅ Authoritative Response

Server: 173.245.58.133

NS records: burt.ns.cloudflare.com, lucy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 489ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.77.188, 172.67.211.42`
AAAA	2	`2606:4700:3037::6815:4dbc, 2606:4700:3037::ac43:d32a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

AI analysis

cdn.tegrus.workers.dev points to four IP numbers: 2606:4700:3037::6815:4dbc, 2606:4700:3037::ac43:d32a, 104.21.77.188 and 172.67.211.42.

Other host names, for instance communitynazchurch.net, carbonstrategists.com, directsupportservices.info, youyi.mangmaimai.com and supportnow.eu share IP numbers with cdn.tegrus.workers.dev.

cdn.tegrus.workers.dev - robtex.com