mx.mcubd.top - robtex.com

mx.mcubd.top

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a5c2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:51e6🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.81.230Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.165.194🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.81.230, 172.67.165.194
IPv62606:4700:3031::ac43:a5c2, 2606:4700:3036::6815:51e6

mcubd.top

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a5c2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:51e6🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.81.230Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.165.194🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdaniella.ns.cloudflare.com ⭐
NSsri.ns.cloudflare.com
MXmx.mcubd.top ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.81.230, 172.67.165.194
IPv62606:4700:3031::ac43:a5c2, 2606:4700:3036::6815:51e6
SOAdaniella.ns.cloudflare.comdns@cloudflare.com serial=2395873115

MX for

mcubd.top

Same first word

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mx.design
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mx.nl
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xm.be
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xm.hk.cn
xm.fj.cn
xm.pl
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xm.house
xm.mk
xm.com

DNS History

5 records (4 active, 1 former)

A104.21.81.230172.67.165.1942606:4700:3031::ac43:a5c22606:4700:3036::6815:51e6185.27.134.244
●A104.21.81.2302026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 05:13:34
● 2026-03-24 05:13:42
●A172.67.165.1942026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 05:13:34
● 2026-03-24 05:13:42
○A185.27.134.2442026-03-24 → 2026-03-24 · 2 obs
○ 2026-03-24 05:13:34
○ 2026-03-24 05:13:42
●A2606:4700:3031::ac43:a5c22026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 05:13:34
● 2026-03-24 05:13:42
●A2606:4700:3036::6815:51e62026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 05:13:34
● 2026-03-24 05:13:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
topa.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com...8 records
mcubd.topsri.ns.cloudflare.com, daniella.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.234

NS records: sri.ns.cloudflare.com, daniella.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mcubd.top (unsigned zone)

⏱️ Timing

Total: 291ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.81.230, 172.67.165.194
AAAA22606:4700:3031::ac43:a5c2, 2606:4700:3036::6815:51e6
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com...)

Analysis

Mail Server Role

mx.mcubd.top handles mail for mcubd.top.

IP Addresses

mx.mcubd.top maps to four IP numbers: 2606:4700:3031::ac43:a5c2, 2606:4700:3036::6815:51e6, 104.21.81.230 and 172.67.165.194.

Other host names such as rnbelectrical.co.uk, red(0x6c6f6c697461)s.com, 7762.com, eyy2.com and leaguewp.com share IPs with mx.mcubd.top.