www.sigmaengine.io - robtex.com

www.sigmaengine.io

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:84b6🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:50a🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.5.10Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.132.182🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.5.10, 172.67.132.182
IPv6 hints2606:4700:3034::ac43:84b6, 2606:4700:3037::6815:50a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=51, name=cloudflare-ech.com

sigmaengine.io

DNSSEC🔒 Signed (DS record present)
A2606:4700:3034::ac43:84b6🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:50a🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.5.10Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.132.182🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaria.ns.cloudflare.com ⭐
NSrob.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
MXroute3.mx.cloudflare.net(84)
MXroute2.mx.cloudflare.net(100)
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.5.10, 172.67.132.182
IPv6 hints2606:4700:3034::ac43:84b6, 2606:4700:3037::6815:50a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=51, name=cloudflare-ech.com
SOAaria.ns.cloudflare.comdns@cloudflare.com serial=2410440498

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www.is-a-cpa.com
www.legnica.pl
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DNS History

8 records (4 active, 4 former)

A104.21.5.10172.67.132.1822606:4700:3034::ac43:84b62606:4700:3037::6815:50a188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●A104.21.5.102026-08-04 → 2026-08-04 · 2 obs
○ 2026-07-28 19:31:54
● 2026-08-04 22:58:44
●A172.67.132.1822026-08-04 → 2026-08-04 · 2 obs
○ 2026-07-28 19:31:54
● 2026-08-04 22:58:44
○A188.114.96.02026-07-28 → 2026-07-28 · 2 obs
● 2026-07-28 19:31:54
○ 2026-08-04 22:58:44
○A188.114.97.02026-07-28 → 2026-07-28 · 2 obs
● 2026-07-28 19:31:54
○ 2026-08-04 22:58:44
●A2606:4700:3034::ac43:84b62026-08-04 → 2026-08-04 · 2 obs
○ 2026-07-28 19:31:54
● 2026-08-04 22:58:44
●A2606:4700:3037::6815:50a2026-08-04 → 2026-08-04 · 2 obs
○ 2026-07-28 19:31:54
● 2026-08-04 22:58:44
○A2a06:98c1:3120::2026-07-28 → 2026-07-28 · 2 obs
● 2026-07-28 19:31:54
○ 2026-08-04 22:58:44
○A2a06:98c1:3121::2026-07-28 → 2026-07-28 · 2 obs
● 2026-07-28 19:31:54
○ 2026-08-04 22:58:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa2.nic.io, c0.nic.io, a0.nic.io, b0.nic.io8 records
sigmaengine.ioaria.ns.cloudflare.com, rob.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.68

NS records: aria.ns.cloudflare.com, rob.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 353ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.132.182, 104.21.5.10
AAAA22606:4700:3037::6815:50a, 2606:4700:3034::ac43:84b6
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a0.nic.io, a2.nic.io, b0.nic.io...)

Analysis

IP Addresses

www.sigmaengine.io has four IP addresses: 104.21.5.10, 172.67.132.182, 2606:4700:3034::ac43:84b6 and 2606:4700:3037::6815:50a.

sigmaengine.io, senateshj.com.au, lg-electronic.ru plus two other host names have IP numbers in common with www.sigmaengine.io.