`instec.cu`

	DNSSEC	⚠️ Not signed
	NS	`ns1.instec.cu` ⚠️ Not in zone NS records
	NS	`ns2.instec.cu` ⚠️ Not in zone NS records

`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 2026-06-24 #4

Subdomains

mail.instec.cu

Same first word

instec.com.cn

instec.de

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instec.com.br

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instec.ru

instec.nl

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instec.ca

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instec.com

instec.info

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DNS History

5 records (2 active, 3 former)

●NSns1.instec.cu2015-08-26 → 2026-06-25 · 2 obs

● 2015-08-26 05:04:26
● 2026-06-25 10:48:36

●NSns2.instec.cu2026-03-08 → 2026-06-25 · 3 obs

○ 2015-08-26 05:04:26
● 2026-03-08 02:43:24
● 2026-06-25 10:48:36

○MXnamikaze.instec.cu2015-08-26 → 2026-06-01 · 7 obs

● 2015-08-26 05:04:26
● 2026-03-09 10:47:56
○ 2026-03-15 05:15:58
● 2026-03-26 10:28:02
● 2026-06-01 10:26:38
○ 2026-06-09 05:00:22
○ 2026-06-25 10:48:36

○A190.92.113.2342015-11-13 → 2017-08-18 · 4 obs

● 2015-11-13 00:26:08
● 2017-08-18 08:59:20
○ 2026-03-08 02:43:24
○ 2026-06-25 10:48:36

○A200.14.53.2302026-03-08 → 2026-06-01 · 8 obs

○ 2017-08-18 08:59:20
● 2026-03-08 02:43:24
● 2026-03-09 10:47:56
○ 2026-03-15 05:15:58
● 2026-03-26 10:28:02
● 2026-06-01 10:26:38
○ 2026-06-09 05:00:22
○ 2026-06-25 10:48:36

🔍 DNS Trace

Analysis

Hierarchy

instec.cu serves as the parent of mail.instec.cu.

Name Servers

instec.cu uses two name servers for its delegation: ns1.instec.cu and ns2.instec.cu.

instec.cu - dns.ninja

instec.cu

cu