`cc.cu`

DNSSEC	⚠️ Not signed
NS	`ns1.cc.cu`
		A	200.55.139.82^{🇨🇺 INFOCOM200.55.136.0/21}
NS	`ns3.etecsa.net.cu` ⚠️ Not in zone NS records
		A	200.55.128.10^{🇨🇺 INFOCOM200.55.128.0/21}
			PTR	`ns3.etecsa.net`
MX	`ns1.cc.cu` ⭐
		A	200.55.139.82^{🇨🇺 INFOCOM200.55.136.0/21}

`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 2026-04-22 #3

Subdomains

ns.cc.cu

ns1.cc.cu

Same first word

cc.al.us

cc.org.nz

cc.lk

cc.gov.ma

cc.amsterdam

cc.cu

cc.org.tw

cc.hk.cn

cc.bb

cc.gov.eg

cc.ax

cc.fl.us

cc.co.th

cc.exchange

cc.international

cc.run

cc.cz

cc.kz

cc.edu.pl

cc.city

cc.cn

cc.farm

cc.nm.us

cc.agency

cc.gov.pk

cc.fr

cc.gg

cc.capital

cc.ge

cc.va.us

cc.se

cc.uk

cc.io

cc.tt

cc.org.mx

cc.gd

cc.org.br

cc.id

cc.my

cc.hn

cc.cx

cc.cc

cc.gov.cn

cc.cnt.br

cc.org

cc.com.tr

cc.s3-website-ap-northeast-1.amazonaws.com

cc.ua

cc.me

cc.mi.us

cc.in.us

cc.construction

cc.guru

cc.jl.cn

cc.org.ru

cc.sd.us

cc.no

cc.ms.us

cc.email

cc.net.au

cc.mn.us

cc.uy

cc.s3-eu-west-1.amazonaws.com

cc.ci

cc.org.mk

cc.s3.us-west-2.amazonaws.com

cc.ok.us

cc.ee

cc.is

cc.mo.us

cc.gov.ua

cc.ca.us

cc.la

cc.gob.ar

cc.sr

cc.dy.fi

cc.mt.us

cc.nf

cc.gallery

cc.at

cc.pe

cc.akamaiedge.net

cc.uk.com

cc.gs

cc.gov.lb

cc.gov.ru

cc.partners

cc.edgekey.net

cc.design

cc.gy

cc.nu

cc.lt

cc.lu

cc

cc.com.mt

cc.fyi

cc.to

cc.cd

cc.nj.us

cc.sc.us

Similar names

cc.lv

cc.st

cc.ne.us

cc.ai

cc.s3.amazonaws.com

cc.life

cc.help

cc.ga.us

cc.s3.ap-southeast-1.amazonaws.com

cc.sk

cc.com.pk

cc.com.pl

cc.vg

cc.ag

cc.bh

cc.ls

cc.or.us

cc.vc

cc.ac.mw

cc.gov.pl

cc.live

cc.nd.us

cc.hu

cc.com.sa

cc.cm

cc.ru

cc.catholic.edu.au

cc.gob.gt

cc.edu.mx

cc.wy.us

cc.cl

cc.media

cc.com.au

cc.net

cc.events

cc.tn.us

cc.info.pl

cc.az.us

cc.dev

cc.dk

cc.edu

cc.sm

cc.md.us

cc.kg

cc.cool

cc.nl

cc.nc.us

cc.sg

cc.ph

cc.ac.cn

cc.s3-website-us-east-1.amazonaws.com

cc.s3-website-us-west-2.amazonaws.com

cc.school

cc.sh

cc.ws

cc.gl

cc.dn.ua

cc.oh.us

cc.school.nz

cc.gov.ge

cc.sakura.ne.jp

cc.ar.us

cc.rs

cc.com.ua

cc.network

cc.cash

cc.tv

cc.net.my

cc.uz

cc.cr

cc.com

cc.ht

cc.tx.us

DNS History

3 records (3 active, 0 former)

●NSns1.cc.cu2015-09-01 → 2026-04-23 · 5 obs

● 2015-09-01 21:27:38
● 2026-03-11 11:37:54
○ 2026-03-13 12:02:46
● 2026-03-13 18:47:28
● 2026-04-23 18:54:36

●NSns3.etecsa.net.cu2026-02-16 → 2026-04-23 · 6 obs

○ 2015-09-01 21:27:38
● 2026-02-16 03:09:48
● 2026-03-11 11:37:54
○ 2026-03-13 12:02:46
● 2026-03-13 18:47:28
● 2026-04-23 18:54:36

●MXns1.cc.cu2015-09-01 → 2026-04-23 · 45 obs

● 2015-09-01 21:27:38
● 2026-02-20 12:42:04
○ 2026-02-21 20:09:14
○ 2026-03-03 22:06:40
● 2026-03-04 00:12:56
● 2026-03-04 17:25:44
○ 2026-03-06 17:16:26
● 2026-03-07 21:32:04
● 2026-03-10 03:14:58
○ 2026-03-11 09:44:24
● 2026-03-11 11:37:54
○ 2026-03-13 12:02:46
● 2026-03-13 18:47:28
● 2026-03-15 18:28:16
○ 2026-03-16 04:19:02
○ 2026-03-20 02:55:36
● 2026-03-22 19:22:58
● 2026-03-24 11:04:24
○ 2026-03-24 23:46:38
● 2026-03-25 21:00:28
● 2026-03-26 03:42:12
○ 2026-03-27 17:03:44
○ 2026-03-29 01:01:34
● 2026-03-29 09:56:00
● 2026-04-01 03:34:54
○ 2026-04-01 10:47:42
● 2026-04-01 22:41:40
○ 2026-04-02 12:56:56
○ 2026-04-02 22:24:24
● 2026-04-02 23:30:28
● 2026-04-03 07:39:34
○ 2026-04-03 11:34:54
● 2026-04-04 08:49:14
● 2026-04-08 07:57:08
○ 2026-04-10 16:23:16
○ 2026-04-13 06:38:20
● 2026-04-13 15:55:28
● 2026-04-13 23:37:36
○ 2026-04-14 08:16:00
○ 2026-04-14 19:49:56
● 2026-04-15 16:42:28
● 2026-04-17 02:16:54
○ 2026-04-17 15:46:00
● 2026-04-17 20:41:54
● 2026-04-23 18:54:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cu	cu.cctld.authdns.ripe.net, ns.dns.br, ns.ceniai.net.cu, ns2.gip.net...	10 records
cc.cu	ns1.cc.cu, ns3.etecsa.net.cu	2 records

✅ Authoritative Response

Server:200.55.139.82

NS records: ns1.cc.cu, ns3.etecsa.net.cu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cu (unsigned zone)

⏱️ Timing

Total: 322ms | Queries: -

📄 Records

Type	Count	Sample Data
SOA	1	`ns1.cc.cu dnsadmin.cc.cu`

📌 Glue Records Collected

Total: 12

In-bailiwick: 4 (ns.ceniai.net.cu, ns.ceniai.net.cu, ns2.ceniai.net.cu...)

Out-of-bailiwick: 8 (cu.cctld.authdns.ripe.net, cu.cctld.authdns.ripe.net, ns.dns.br...)

Analysis

Hierarchy

cc.cu is a parent of ns.cc.cu and ns1.cc.cu.

Name Servers

cc.cu's delegation uses two name servers: ns1.cc.cu and ns3.etecsa.net.cu.

cc.cu at least partially shares name servers with other domains, including cubasindical.cu, 135.55.200.in-addr.arpa, 146.55.200.in-addr.arpa, 66.6.190.in-addr.arpa and 158.55.200.in-addr.arpa.

these name servers are commonly used with ns3.etecsa.net, ns4.etecsa.net, ns4.etecsa.net.cu, ns5.etecsa.net, ns5.etecsa.net.cu, ns1.etecsa.net, ns2.etecsa.net, ns1.etecsa.net.cu and ns2.etecsa.net.cu.

Host names with a single IP address: ns1.cc.cu points to 200.55.139.82; ns3.etecsa.net.cu points to 200.55.128.10.

Mail Servers

A single mail server handles cc.cu, ns1.cc.cu.

cc.cu shares the same mail server setup as other domains, for example ns.cc.cu.

cc.cu - robtex.com

cc.cu

cu