mx4.uci.cu - dns.ninja

mx4.uci.cu

DNSSEC⚠️ Not signed
A200.55.140.182🇨🇺 INFOCOM200.55.136.0/21

uci.cu

DNSSEC⚠️ Not signed
A200.55.140.186🇨🇺 INFOCOM200.55.136.0/21
NSns1.uci.cu ⭐
NSns2.uci.cu
NSns3.uci.cu
MXmx1.uci.cu ⭐
MXmx2.uci.cu ⭐
MXmx3.uci.cu(30)
TXTv=spf1 mx a ip4:200.55.140.176/28 -all
TXTgoogle-site-verification=x9rWdcr5xRr9AkjEnRRnF0yU5c3AphHVGbYIZItIlk4
TXTUniversidad de las Ciencias Informaticas
SOAns1.uci.cupostmaster@uci.cu 2026-05-07 #1
WOT: SAFE (66/100)
rank #300866 globally
rank #30 in the tld
WOT: SAFE (88/100)
📈 Tranco rank: #214,487

PTR for

182.176/28.140.55.200.in-addr.arpa

MX for

hab.uci.cu
estudiantes.uci.cu

Same first word

mx4.vg
mx4.ca
mx4.fr
mx4.cn
mx4.org
mx4.kinghost.net
mx4.net
mx4.fitness
mx4.ru
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mx4.cloudaccess.net
mx4.gouv.ci
mx4.biz
mx4.myshopify.com
mx4.ch
mx4.pb.gov.br
mx4.me
mx4.com
mx4.de
mx4.uni5.net
mx4.pl
mx4.dk

Similar names

m4x.co
m4x.co.at
x4m.eu
m4x.ru
x4m.net
x4m.com
xm4.online
4xm.nl
x4m.de
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m4x.im
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m4x.ca
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4mx.de
m4x.es
m4x.co.uk
m4x.us
m4x.org
4mx.at
4mx.net
xm4.ru
m4x.pl
xm4.com
4xm.ca
m4x.cn
m4x.biz
4xm.cn
m4x.nl
xm4.net
m4x.at
4xm.com
m4x.de
m4x.fr
4mx.ru
m4x.fun

DNS History

1 record (1 active, 0 former)

20162017201820192020202120222023202420252026A200.55.140.182
●A200.55.140.1822015-07-02 → 2026-07-29 · 5 obs
● 2015-07-02 05:32:10
● 2017-01-04 20:39:56
○ 2026-03-13 08:54:28
● 2026-03-21 16:54:20
● 2026-07-29 20:16:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cuns.dns.br, rip.psg.com, ns2.gip.net, cu.cctld.authdns.ripe.net...10 records
uci.cuns1.uci.cu, ns2.uci.cu, ns3.uci.cu3 records

✅ Authoritative Response

Server:200.55.140.180

NS records: ns1.uci.cu, ns2.uci.cu, ns3.uci.cu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cu (unsigned zone)

⏱️ Timing

Total: 261ms | Queries: -

📄 Records

TypeCountSample Data
A1200.55.140.182

📌 Glue Records Collected

Total: 13

In-bailiwick: 6 (ns.ceniai.net.cu, ns.ceniai.net.cu, ns2.ceniai.net.cu...)

Out-of-bailiwick: 7 (ns.dns.br, ns.dns.br, rip.psg.com...)

Analysis

Mail Server Role

Mail for hab.uci.cu and estudiantes.uci.cu is handled by mx4.uci.cu.

mx5.uci.cu routinely functions as a mail server together with mx4.uci.cu.

IP Addresses

mx4.uci.cu points to a single IP number: 200.55.140.182.