mtt.zzzwtw.workers.dev - robtex.com

mtt.zzzwtw.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:336πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3030::ac43:8244πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.3.54Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.130.68πŸ‡ΊπŸ‡Έ Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.3.54, 172.67.130.68
IPv6 hints2606:4700:3030::6815:336, 2606:4700:3030::ac43:8244
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=141, name=cloudflare-ech.com

zzzwtw.workers.dev

DNSSEC⚠️ Not signed
NScasey.ns.cloudflare.com ⭐
NSveda.ns.cloudflare.com
SOAcasey.ns.cloudflare.comdns@cloudflare.com serial=2402211223

Same first word

Similar names

DNS History

4 records (4 active, 0 former)

A104.21.3.54172.67.130.682606:4700:3030::6815:3362606:4700:3030::ac43:8244
●A104.21.3.542026-03-30 β†’ 2026-05-10 Β· 2 obs
● 2026-03-30 03:28:10
● 2026-05-10 03:48:18
●A172.67.130.682026-03-30 β†’ 2026-05-10 Β· 2 obs
● 2026-03-30 03:28:10
● 2026-05-10 03:48:18
●A2606:4700:3030::6815:3362026-03-30 β†’ 2026-05-10 Β· 2 obs
● 2026-03-30 03:28:10
● 2026-05-10 03:48:18
●A2606:4700:3030::ac43:82442026-03-30 β†’ 2026-05-10 Β· 2 obs
● 2026-03-30 03:28:10
● 2026-05-10 03:48:18

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
workers.devclyde.ns.cloudflare.com, sofia.ns.cloudflare.com-
zzzwtw.workers.devcasey.ns.cloudflare.com, veda.ns.cloudflare.com-

βœ… Authoritative Response

Server:108.162.194.147

NS records: casey.ns.cloudflare.com, veda.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 521ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.130.68, 104.21.3.54
AAAA22606:4700:3030::ac43:8244, 2606:4700:3030::6815:336
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mtt.zzzwtw.workers.dev points to four IP numbers: 2606:4700:3030::6815:336, 2606:4700:3030::ac43:8244, 104.21.3.54 and 172.67.130.68.

Other host names, for instance (0x636f636b)let.com, bigadn.com, alibaba.jxjyxh.com, c98070648a7d.c98070648a7d.c98070648a7d.c98070648a7d.c98070648a7d.c98070648a7d.c98070648a7d.c98070648a7d.c98070648a7d.hostmaster.shinethrough.com and nextarconsulting.com.cdn.cloudflare.net share IP numbers with mtt.zzzwtw.workers.dev.