mail.simuos.com - robtex.com

mail.simuos.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:2dfb🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::ac43:ddae🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.45.251Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.221.174🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.45.251, 172.67.221.174
IPv6 hints2606:4700:3031::6815:2dfb, 2606:4700:3032::ac43:ddae
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=34, name=cloudflare-ech.com

simuos.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:2dfb🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::ac43:ddae🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.45.251Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.221.174🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSindie.ns.cloudflare.com ⭐
NSkobe.ns.cloudflare.com
MXmx2.zoho.com ⭐
MXmx3.zoho.com(20)
MXmx.zoho.com(50)
TXTv=spf1 +a +mx +ip4:198.54.114.109 include:spf.web-hosting.com +ip4:198.54.115...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.45.251, 172.67.221.174
IPv6 hints2606:4700:3031::6815:2dfb, 2606:4700:3032::ac43:ddae
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=34, name=cloudflare-ech.com
SOAindie.ns.cloudflare.comdns@cloudflare.com serial=2402769905

Previously MX for

simuos.com

Same first word

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DNS History

5 records (4 active, 1 former)

201820192020202120222023202420252026A104.21.45.251172.67.221.1742606:4700:3031::6815:2dfb2606:4700:3032::ac43:ddae107.180.3.176
●A104.21.45.2512026-05-08 → 2026-05-13 · 3 obs
○ 2017-12-28 11:25:00
● 2026-05-08 15:06:24
● 2026-05-13 23:31:06
○A107.180.3.1762017-12-28 → 2017-12-28 · 3 obs
● 2017-12-28 11:25:00
○ 2026-05-08 15:06:24
○ 2026-05-13 23:31:06
●A172.67.221.1742026-05-08 → 2026-05-13 · 3 obs
○ 2017-12-28 11:25:00
● 2026-05-08 15:06:24
● 2026-05-13 23:31:06
●A2606:4700:3031::6815:2dfb2026-05-08 → 2026-05-13 · 3 obs
○ 2017-12-28 11:25:00
● 2026-05-08 15:06:24
● 2026-05-13 23:31:06
●A2606:4700:3032::ac43:ddae2026-05-08 → 2026-05-13 · 3 obs
○ 2017-12-28 11:25:00
● 2026-05-08 15:06:24
● 2026-05-13 23:31:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
simuos.comkobe.ns.cloudflare.com, indie.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.193

NS records: kobe.ns.cloudflare.com, indie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simuos.com (unsigned zone)

⏱️ Timing

Total: 123ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.221.174, 104.21.45.251
AAAA22606:4700:3031::6815:2dfb, 2606:4700:3032::ac43:ddae
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (kobe.ns.cloudflare.com, kobe.ns.cloudflare.com, kobe.ns.cloudflare.com...)

Analysis

IP Addresses

mail.simuos.com points to four IP numbers: 2606:4700:3031::6815:2dfb, 2606:4700:3032::ac43:ddae, 104.21.45.251 and 172.67.221.174.

Other host names including spacelearn.net, hataygencradyo.net, www.jobchannel.in.th.pl, www.omo-de.com and lixucoaadvisory12.buzz share IP numbers with mail.simuos.com.