irc.cu - dns.ninja

`irc.cu`

DNSSEC	⚠️ Not signed
NS	`ns3.etecsa.net` ⭐
		A	200.55.128.10^{🇨🇺 AS27725200.55.128.0/21}
			PTR	`ns3.etecsa.net`
NS	`ns4.etecsa.net`
		A	200.55.128.11^{🇨🇺 AS27725200.55.128.0/21}
			PTR	`ns4.etecsa.net`
NS	`ns5.etecsa.net`
		A	181.225.231.195^{🇨🇺 AS27725181.225.224.0/19}
			PTR	`ns5.etecsa.net`
MX	`serverirc.irc.cu` ⭐
		A	190.6.91.90^{AS27725190.6.80.0/20}
SOA	`ns3.etecsa.net`admin@enet.cu 2023-12-18 #0

`cu`

	DNSSEC	⚠️ Not signed
	NS	`ns2.ceniai.net.cu` ⭐
	NS	`cu.cctld.authdns.ripe.net` ⚠️ Not in parent delegation
	NS	`dns-com.ceniai.inf.cu` ⚠️ Not in parent delegation
	NS	`ns.canada.cuba.cu` ⚠️ Not in parent delegation
	NS	`ns.ceniai.net.cu`
	NS	`ns.dns.br` ⚠️ Not in parent delegation
	NS	`ns2.gip.net` ⚠️ Not in parent delegation
	NS	`rip.psg.com` ⚠️ Not in parent delegation
	SOA	`ns.ceniai.net.cu`cu-tech@ceniai.inf.cu 2026-06-02 #3

Subdomains

serverirc.irc.cu

Same first word

irc.jp

irc.co.ug

irc.geek.nz

irc.art.pl

irc.sh

irc.cu

irc.ac.jp

irc.cl

irc.nic.in

irc.bg

irc.me.uk

irc.at

irc.tl

irc.su

irc.ink

irc.com.kz

irc.nc

irc.dedibox.fr

irc.ir

irc.org.in

irc.ws

irc.cz

irc.network

irc.nl

irc.co.uk

irc.ms

irc.or.jp

irc.lu

irc.buzz

irc.xyz

irc.ag

irc.tf

irc.in

irc.ly

irc.dj

irc.hu

irc.com.my

irc.international

irc.bio

irc.tw

irc.si

irc.gr

irc.gov.hk

irc.it

irc.net.pl

irc.church

irc.mx

irc.cx

irc.ru

irc.ventures

irc.tv

irc.lc

irc.in.th

irc.ax

irc.ninja

irc.services

irc.co.in

irc.sa

irc.if.ua

irc.ee

irc.im

irc.net

irc.my

irc.ge

irc.lg.ua

irc.gov.ua

irc.agency

irc.ac.ir

irc.pp.se

irc.ca

irc.com.tr

irc.institute

irc.edu.pl

irc.salerno.it

irc.sk

irc.com.ua

irc.com.cn

irc.wtf

irc.or.kr

irc.zone

irc.expert

irc.ph

irc.bz

irc.fi

irc.kr

irc.frl

irc.ma

irc.cc

irc.ltd.uk

irc.ch

irc.sg

irc.pl

irc.academy

irc.land

irc.olsztyn.pl

irc.de

irc.gov.co

irc.net.au

irc.szczecin.pl

irc.hopto.org

irc.zapto.org

irc.plus

irc.by

irc.li

irc.com.au

irc.lv

irc.ne.kr

irc.msk.ru

irc.is

irc.management

irc.co.nz

irc.pw

irc.ae

irc.kz

irc.org.az

irc.health

irc.uz

irc.com

irc.co.tz

irc.org.tr

irc.org

irc.pt

irc.org.il

irc.no

irc.work

irc.net.mx

irc.gs

irc.io

irc.guru

irc.be

irc.tools

irc.com.gt

irc.uk.com

irc.us

irc.org.sg

irc.capital

irc.org.pl

irc.world

irc.se

irc.email

irc.icu

irc.asia

irc.co.il

irc.v.bg

irc.am

irc.co.ua

irc.one

irc.wiki

DNS History

12 records (4 active, 8 former)

○NSns1.etecsa.net2008-11-12 → 2017-01-22 · 4 obs

● 2008-11-12 22:03:14
● 2017-01-22 23:08:22
○ 2026-02-26 06:52:44
○ 2026-06-03 21:38:18

○NSns1.etecsa.net.cu2015-08-14 → 2017-01-22 · 5 obs

○ 2008-11-12 22:03:14
● 2015-08-14 20:37:44
● 2017-01-22 23:08:22
○ 2026-02-26 06:52:44
○ 2026-06-03 21:38:18

○NSns2.etecsa.net2008-11-12 → 2017-01-22 · 4 obs

● 2008-11-12 22:03:14
● 2017-01-22 23:08:22
○ 2026-02-26 06:52:44
○ 2026-06-03 21:38:18

○NSns2.etecsa.net.cu2015-08-14 → 2017-01-22 · 5 obs

○ 2008-11-12 22:03:14
● 2015-08-14 20:37:44
● 2017-01-22 23:08:22
○ 2026-02-26 06:52:44
○ 2026-06-03 21:38:18

●NSns3.etecsa.net2015-08-14 → 2026-06-03 · 3 obs

○ 2008-11-12 22:03:14
● 2015-08-14 20:37:44
● 2026-06-03 21:38:18

○NSns3.etecsa.net.cu2015-08-14 → 2017-01-22 · 5 obs

○ 2008-11-12 22:03:14
● 2015-08-14 20:37:44
● 2017-01-22 23:08:22
○ 2026-02-26 06:52:44
○ 2026-06-03 21:38:18

●NSns4.etecsa.net2015-08-14 → 2026-06-03 · 3 obs

○ 2008-11-12 22:03:14
● 2015-08-14 20:37:44
● 2026-06-03 21:38:18

○NSns4.etecsa.net.cu2015-08-14 → 2017-01-22 · 5 obs

○ 2008-11-12 22:03:14
● 2015-08-14 20:37:44
● 2017-01-22 23:08:22
○ 2026-02-26 06:52:44
○ 2026-06-03 21:38:18

●NSns5.etecsa.net2015-08-14 → 2026-06-03 · 3 obs

○ 2008-11-12 22:03:14
● 2015-08-14 20:37:44
● 2026-06-03 21:38:18

○NSns5.etecsa.net.cu2015-08-14 → 2017-01-22 · 5 obs

○ 2008-11-12 22:03:14
● 2015-08-14 20:37:44
● 2017-01-22 23:08:22
○ 2026-02-26 06:52:44
○ 2026-06-03 21:38:18

○MXmail.irc.cu2008-11-12 → 2008-11-12 · 3 obs

● 2008-11-12 22:03:14
○ 2015-08-14 20:37:44
○ 2026-06-03 21:38:18

●MXserverirc.irc.cu2015-08-14 → 2026-06-03 · 3 obs

○ 2008-11-12 22:03:14
● 2015-08-14 20:37:44
● 2026-06-03 21:38:18

🔍 DNS Trace

Analysis

Hierarchy

irc.cu serves as the parent of serverirc.irc.cu.

Name Servers

irc.cu has three name servers — ns3.etecsa.net, ns4.etecsa.net and ns5.etecsa.net.

irc.cu has at least partial name server overlap with other domains, such as eictv.org.cu, 71.6.190.in-addr.arpa, 119.92.190.in-addr.arpa and two others.

These name servers are often used together with the name servers ns3.etecsa.net.cu, ns4.etecsa.net.cu, ns1.etecsa.net and four other.

Each of the three hostnames points to exactly one IP address: ns3.etecsa.net points to 200.55.128.10, ns4.etecsa.net points to 200.55.128.11 and ns5.etecsa.net points to 181.225.231.195.

Mail Servers

irc.cu has one mail server: serverirc.irc.cu.

serverirc.irc.cu points to one IP number — 190.6.91.90.