mx.kolosek.com - robtex.com

mx.kolosek.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a8c5🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:36af🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.54.175Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.168.197🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.54.175, 172.67.168.197
IPv62606:4700:3031::ac43:a8c5, 2606:4700:3037::6815:36af

kolosek.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a8c5🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:36af🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.54.175Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.168.197🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbuck.ns.cloudflare.com ⭐
NSmaria.ns.cloudflare.com
MXmx2.zoho.eu ⭐
MXmx.zoho.eu(20)
MXmx3.zoho.eu(50)
TXTcggveyp.bookings.cs.zohohost.eu
TXTgoogle-site-verification=p0HCCJ_j87zLpwDxevBp9ORxF2dk1p4bSMm_SqCaVB4
TXTk=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDGdBkq/U2wzVoRPAPZUOUcK400iHwZ...
TXTv=spf1 a mx include:_spf.mailersend.net include:eu.transmail.net include:_spf...
TXTzoho-verification=zb91272995.zmverify.zoho.eu
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.54.175, 172.67.168.197
IPv62606:4700:3031::ac43:a8c5, 2606:4700:3037::6815:36af
SOAbuck.ns.cloudflare.comdns@cloudflare.com serial=2399506886

Same first word

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mx.design

Similar names

xm.biz
xm.media
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xm.nl
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xm.fi
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xm.be
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xm.pl
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xm.house
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xm.com

DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.54.175172.67.168.1972606:4700:3031::ac43:a8c52606:4700:3037::6815:36af144.76.15.40
●A104.21.54.1752026-02-18 → 2026-03-28 · 3 obs
○ 2016-05-02 00:27:52
● 2026-02-18 08:34:56
● 2026-03-28 06:25:54
○A144.76.15.402015-07-22 → 2016-05-02 · 4 obs
● 2015-07-22 13:48:34
● 2016-05-02 00:27:52
○ 2026-02-18 08:34:56
○ 2026-03-28 06:25:54
●A172.67.168.1972026-02-18 → 2026-03-28 · 3 obs
○ 2016-05-02 00:27:52
● 2026-02-18 08:34:56
● 2026-03-28 06:25:54
●A2606:4700:3031::ac43:a8c52026-02-18 → 2026-03-28 · 3 obs
○ 2016-05-02 00:27:52
● 2026-02-18 08:34:56
● 2026-03-28 06:25:54
●A2606:4700:3037::6815:36af2026-02-18 → 2026-03-28 · 3 obs
○ 2016-05-02 00:27:52
● 2026-02-18 08:34:56
● 2026-03-28 06:25:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net...-
kolosek.combuck.ns.cloudflare.com, maria.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.192

NS records: buck.ns.cloudflare.com, maria.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kolosek.com (unsigned zone)

⏱️ Timing

Total: 103ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.168.197, 104.21.54.175
AAAA22606:4700:3037::6815:36af, 2606:4700:3031::ac43:a8c5
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mx.kolosek.com points to four IP numbers: 2606:4700:3031::ac43:a8c5, 2606:4700:3037::6815:36af, 104.21.54.175 and 172.67.168.197.

Other host names including txtxiaoshuo999.com, sizegear.com, hqar.com, rapidvaluesolutions.com and 21whispers.com share IP numbers with mx.kolosek.com.