`nirint.cu`

DNSSEC	⚠️ Not signed
A	185.187.111.117^{🇳🇱 Go-Trex185.187.108.0/22 Internet Solution Partner}
		PTR	`xt-pp-01.xertog.com`
MX	`xt-gs-03.xertog.com` ⭐
		A	185.36.134.11^{🇳🇱 Go-Trex185.36.132.0/22 Internet Solution Partner}
			PTR	`xt-gs-03.xertog.com`
MX	`xt-gs-04.xertog.com`⁽²⁰⁾
		A	185.36.134.13^{🇳🇱 Go-Trex185.36.132.0/22 Internet Solution Partner}
			PTR	`xt-gs-04.xertog.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.xertog.com -all`
TXT	`MS=ms40404058`

`cu`

	DNSSEC	⚠️ Not signed
	NS	`ns2.ceniai.net.cu` ⭐
	NS	`cu.cctld.authdns.ripe.net`
	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`
	NS	`ns2.gip.net`
	NS	`rip.psg.com`
	SOA	`ns.ceniai.net.cu`cu-tech@ceniai.inf.cu 2026-05-07 #3

Subdomains

mail.nirint.cu

www.nirint.cu

Same first word

nirint.cu

nirint.com

nirint.ca

nirint.nl

Similar names

rintin.co

inntri.com

nitrin.com

nniirt.ru

ritinn.com

rintin.mx

intrin.com

intirn.com

nintri.com

ninitr.com

rintin.ch

nitinr.com

triinn.com

rintin.com

trinni.com

tirinn.com

intrin.fi

intrin.de

trinin.com

nitrin.net

DNS History

4 records (3 active, 1 former)

○MXmail.nirint.cu2015-08-26 → 2017-10-04 · 4 obs

● 2015-08-26 20:52:50
● 2017-10-04 04:10:32
○ 2026-03-12 01:41:38
○ 2026-05-09 17:43:28

●MXxt-gs-03.xertog.com2026-03-12 → 2026-05-09 · 3 obs

○ 2017-10-04 04:10:32
● 2026-03-12 01:41:38
● 2026-05-09 17:43:28

●MXxt-gs-04.xertog.com2026-03-12 → 2026-05-09 · 3 obs

○ 2017-10-04 04:10:32
● 2026-03-12 01:41:38
● 2026-05-09 17:43:28

●A185.187.111.1172026-03-12 → 2026-05-09 · 2 obs

● 2026-03-12 01:41:38
● 2026-05-09 17:43:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cu	ns2.ceniai.net.cu, cu.cctld.authdns.ripe.net, ns.dns.br, ns.ceniai.net.cu...	10 records

✅ Authoritative Response

Server:169.158.128.136

NS records: ns2.ceniai.net.cu, cu.cctld.authdns.ripe.net, ns.dns.br, ns.ceniai.net.cu, ns2.gip.net, rip.psg.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cu (unsigned zone)

⏱️ Timing

Total: 354ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.187.111.117`
MX	2	`xt-gs-03.xertog.com (pri: 10), xt-gs-04.xertog.com (pri: 20)`
TXT	2	`MS=ms40404058, v=spf1 include:spf.protection.outlook.co`

📌 Glue Records Collected

Total: 10

In-bailiwick: 3 (ns2.ceniai.net.cu, ns.ceniai.net.cu, ns.ceniai.net.cu)

Out-of-bailiwick: 7 (rip.psg.com, ns2.gip.net, ns.dns.br...)

Analysis

Hierarchy

nirint.cu is a parent of mail.nirint.cu and www.nirint.cu.

IP Addresses

nirint.cu points to a single IP address: 185.187.111.117.

Other host names such as mail.vlend.nl, wphosting.nl, mail.snoeck.net, switi-odi.com and tshav.com share IP numbers with nirint.cu.

Mail Servers

nirint.cu is handled by two mail servers: xt-gs-03.xertog.com and xt-gs-04.xertog.com.

nirint.cu uses the same mail server setup as other domains, for instance triumph-metals.com, jordenlogistics.nl, lookup.mx, tsrdam.com and nirint.nl.

nirint.cu shares mail servers with other domains to some extent, for instance flow-engineering.eu, flow-engineering.com, flow-engineering.nl and tuned-mass-damper.com.

these mail servers are often used together with xt-gs-01.xertog.com and xt-gs-02.xertog.com.

Hostnames with a single IP

xt-gs-03.xertog.com resolves to: 185.36.134.11.

xt-gs-04.xertog.com resolves to: 185.36.134.13.

nirint.cu - robtex.com

nirint.cu

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