comengineer212005gmailcom.com-engineer21.workers.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

comengineer212005gmailcom.com-engineer21.workers.dev

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:24a5🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:c4fd🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.36.165Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.196.253🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.36.165, 172.67.196.253
IPv6 hints2606:4700:3034::6815:24a5, 2606:4700:3037::ac43:c4fd
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=140, name=cloudflare-ech.com

com-engineer21.workers.dev

DNSSEC⚠️ Not signed
NSaisha.ns.cloudflare.com ⭐
NSrobert.ns.cloudflare.com
SOAaisha.ns.cloudflare.comdns@cloudflare.com serial=2416886161

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DNS History

10 records (4 active, 6 former)

A104.21.36.165172.67.196.2532606:4700:3034::6815:24a52606:4700:3037::ac43:c4fd188.114.96.0188.114.97.02606:4700:3035::ac43:c4fd2606:4700:3037::6815:24a52a06:98c1:3120::2a06:98c1:3121::
●A104.21.36.1652026-02-15 → 2026-10-17 · 6 obs
● 2026-02-15 14:29:08
○ 2026-08-22 16:03:26
● 2026-08-24 06:17:08
○ 2026-09-13 04:01:28
● 2026-10-10 06:37:42
● 2026-10-17 11:18:46
●A172.67.196.2532026-02-15 → 2026-10-17 · 6 obs
● 2026-02-15 14:29:08
○ 2026-08-22 16:03:26
● 2026-08-24 06:17:08
○ 2026-09-13 04:01:28
● 2026-10-10 06:37:42
● 2026-10-17 11:18:46
○A188.114.96.02026-08-22 → 2026-09-13 · 6 obs
○ 2026-02-15 14:29:08
● 2026-08-22 16:03:26
○ 2026-08-24 06:17:08
● 2026-09-13 04:01:28
○ 2026-10-10 06:37:42
○ 2026-10-17 11:18:46
○A188.114.97.02026-08-22 → 2026-09-13 · 6 obs
○ 2026-02-15 14:29:08
● 2026-08-22 16:03:26
○ 2026-08-24 06:17:08
● 2026-09-13 04:01:28
○ 2026-10-10 06:37:42
○ 2026-10-17 11:18:46
●A2606:4700:3034::6815:24a52026-08-24 → 2026-10-17 · 5 obs
○ 2026-08-22 16:03:26
● 2026-08-24 06:17:08
○ 2026-09-13 04:01:28
● 2026-10-10 06:37:42
● 2026-10-17 11:18:46
○A2606:4700:3035::ac43:c4fd2026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 14:29:08
○ 2026-08-22 16:03:26
○ 2026-10-17 11:18:46
○A2606:4700:3037::6815:24a52026-02-15 → 2026-02-15 · 3 obs
● 2026-02-15 14:29:08
○ 2026-08-22 16:03:26
○ 2026-10-17 11:18:46
●A2606:4700:3037::ac43:c4fd2026-08-24 → 2026-10-17 · 5 obs
○ 2026-08-22 16:03:26
● 2026-08-24 06:17:08
○ 2026-09-13 04:01:28
● 2026-10-10 06:37:42
● 2026-10-17 11:18:46
○A2a06:98c1:3120::2026-08-22 → 2026-09-13 · 6 obs
○ 2026-02-15 14:29:08
● 2026-08-22 16:03:26
○ 2026-08-24 06:17:08
● 2026-09-13 04:01:28
○ 2026-10-10 06:37:42
○ 2026-10-17 11:18:46
○A2a06:98c1:3121::2026-08-22 → 2026-09-13 · 6 obs
○ 2026-02-15 14:29:08
● 2026-08-22 16:03:26
○ 2026-08-24 06:17:08
● 2026-09-13 04:01:28
○ 2026-10-10 06:37:42
○ 2026-10-17 11:18:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
workers.devsofia.ns.cloudflare.com, clyde.ns.cloudflare.com-
com-engineer21.workers.devaisha.ns.cloudflare.com, robert.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.140

NS records: aisha.ns.cloudflare.com, robert.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workers.dev (unsigned zone)

⏱️ Timing

Total: 666ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.36.165, 172.67.196.253
AAAA22606:4700:3034::6815:24a5, 2606:4700:3037::ac43:c4fd
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

comengineer212005gmailcom.com-engineer21.workers.dev resolves to four IP addresses: 104.21.36.165, 172.67.196.253, 2606:4700:3034::6815:24a5 and 2606:4700:3037::ac43:c4fd.

Two other host names, along with liangxiaotang.com, life1.tw and 77qq90.com, also share IP numbers with comengineer212005gmailcom.com-engineer21.workers.dev.