close.lu - dns.ninja

`close.lu`

DNSSEC	⚠️ Not signed
A	51.178.20.141^{🇫🇷 OVH51.178.0.0/16}
		PTR	`anakin.synchrone.be`
NS	`ns1.synchrone.be` ⭐
		A	2a06:fb00:1::1:84^{🇧🇬 CLOUDNSNET2a06:fb00:1::/48 ClouDNS}
			PTR	`ns1.synchrone.be`
		A	185.136.96.84^{🇺🇸 CLOUDNSNET185.136.96.0/24 Cloud DNS Ltd}
			PTR	`ns1.synchrone.be`
NS	`ns2.synchrone.be`
		A	2a06:fb00:1::2:84^{🇧🇬 CLOUDNSNET2a06:fb00:1::/48 ClouDNS}
			PTR	`ns2.synchrone.be`
		A	185.136.97.84^{CLOUDNSNET185.136.97.0/24 Cloud DNS Ltd}
			PTR	`ns2.synchrone.be`
NS	`ns3.synchrone.be`
		A	2a06:fb00:1::3:84^{🇧🇬 CLOUDNSNET2a06:fb00:1::/48 ClouDNS}
			PTR	`ns3.synchrone.be`
		A	185.136.98.84^{🇺🇸 CLOUDNSNET185.136.98.0/24 Cloud DNS Ltd}
			PTR	`ns3.synchrone.be`
NS	`ns4.synchrone.be`
		A	2a06:fb00:1::4:84^{🇧🇬 CLOUDNSNET2a06:fb00:1::/48 ClouDNS}
			PTR	`ns4.synchrone.be`
		A	185.136.99.84^{CLOUDNSNET185.136.99.0/24 Cloud DNS Ltd}
			PTR	`ns4.synchrone.be`
MX	`close-lu.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::8^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db5pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbbpr03cu00102.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`_globalsign-domain-verification=Hxka1EQwqXUXVkBIfWo6iSqbExkpsAnbC5YJa0NV9r`
TXT	`v=spf1 include:_spf.mailersend.net a mx ip4:194.78.244.90 include:mail.close....`
TXT	`MS=ms97754602`
SOA	`ns1.synchrone.be`dnsmaster@synchrone.be 2026-04-03 #3

`lu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.lu` ⭐
	NS	`1.ns.lu` ⚠️ Not in parent delegation
	NS	`g.dns.lu`
	NS	`i.dns.lu`
	NS	`j.dns.lu`
	NS	`k.dns.lu`
	NS	`p.dns.lu`
	TXT	`Exported: 2026-06-16 12:01:01`
	SOA	`ns1.dns.lu`noc@restena.lu serial=1781604072

Subdomains

www.close.lu

Same first word

close.life

close.square7.ch

close.com

close.ro

close.com.br

close.us

close.app

close.to

close.team

close.org

close.gs

close.fund

close.deals

close.tv

close.cafe

close.company

close.today

close.info

close.co.uk

close.by

close.group

close.chat

close.co.in

close.se

close.co.il

close.co

close.media

close.de

close.io

close.link

close.lu

close.ru

close.li

close.cc

close.co.hu

close.technology

close.fans

close.net.au

close.ws

close.uk.com

close.net

close.marketing

close.stream

close.cz

close.dk

close.be

close.ninja

close.network

close.nu

close.me

close.cn

close.ch

close.hu

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solec.com.br

celso.cl

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ecols.hu

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elsoc.lu

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DNS History

10 records (6 active, 4 former)

●NSns1.synchrone.be2015-05-28 → 2026-06-16 · 2 obs

● 2015-05-28 12:04:56
● 2026-06-16 10:44:20

●NSns2.synchrone.be2015-05-28 → 2026-06-16 · 2 obs

● 2015-05-28 12:04:56
● 2026-06-16 10:44:20

●NSns3.synchrone.be2026-03-16 → 2026-06-16 · 3 obs

○ 2015-05-28 12:04:56
● 2026-03-16 09:39:40
● 2026-06-16 10:44:20

●NSns4.synchrone.be2026-03-16 → 2026-06-16 · 3 obs

○ 2015-05-28 12:04:56
● 2026-03-16 09:39:40
● 2026-06-16 10:44:20

●MXclose-lu.mail.protection.outlook.com2026-03-16 → 2026-06-16 · 3 obs

○ 2017-01-09 21:48:24
● 2026-03-16 09:39:40
● 2026-06-16 10:44:20

○MXmail.close.be2026-03-16 → 2026-06-16 · 2 obs

○ 2026-03-16 09:39:40
○ 2026-06-16 10:44:20

○MXmx1.synchrone.be2015-05-28 → 2017-01-09 · 4 obs

● 2015-05-28 12:04:56
● 2017-01-09 21:48:24
○ 2026-03-16 09:39:40
○ 2026-06-16 10:44:20

○MXmx2.synchrone.be2015-05-28 → 2017-01-09 · 4 obs

● 2015-05-28 12:04:56
● 2017-01-09 21:48:24
○ 2026-03-16 09:39:40
○ 2026-06-16 10:44:20

○A46.226.111.1482015-05-28 → 2017-01-09 · 4 obs

● 2015-05-28 12:04:56
● 2017-01-09 21:48:24
○ 2026-03-16 09:39:40
○ 2026-06-16 10:44:20

●A51.178.20.1412026-03-16 → 2026-06-16 · 3 obs

○ 2017-01-09 21:48:24
● 2026-03-16 09:39:40
● 2026-06-16 10:44:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
lu	g.dns.lu, i.dns.lu, j.dns.lu, k.dns.lu...	12 records
close.lu	ns1.synchrone.be, ns2.synchrone.be, ns3.synchrone.be, ns4.synchrone.be	-

✅ Authoritative Response

Server:185.136.97.84

NS records: ns1.synchrone.be, ns2.synchrone.be, ns3.synchrone.be, ns4.synchrone.be

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for close.lu (unsigned zone)

⏱️ Timing

Total: 825ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.178.20.141`
NS	4	`ns2.synchrone.be, ns1.synchrone.be...`
MX	1	`close-lu.mail.protection.outlook.com (pr`
TXT	3	`v=spf1 include:_spf.mailersend.net a mx , _globalsign-domain-verification=Hxka1EQw...`
SOA	1	`ns1.synchrone.be dnsmaster.synchrone.be`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (g.dns.lu, i.dns.lu, j.dns.lu...)

Analysis

Hierarchy

The domain www.close.lu falls under the parent close.lu.

IP Addresses

close.lu has exactly one IP address — 51.178.20.141.

euro-finances.net, btns.be, aehuy-motor.be plus two other host names have IP numbers in common with close.lu.

Name Servers

Four name servers handle the delegation for close.lu: ns1.synchrone.be, ns2.synchrone.be, ns3.synchrone.be and ns4.synchrone.be.

At least some of close.lu's name servers are shared with other domains, for example a-trait.be, symbio.pro, combustibles-piron.be and two more.

Four hostnames, each resolving to a pair of IP addresses: ns1.synchrone.be directs to 185.136.96.84 and 2a06:fb00:1::1:84; ns2.synchrone.be directs to 185.136.97.84 and 2a06:fb00:1::2:84; ns3.synchrone.be directs to 185.136.98.84 and 2a06:fb00:1::3:84; ns4.synchrone.be directs to 185.136.99.84 and 2a06:fb00:1::4:84.

Mail Servers

close.lu uses one mail server — close-lu.mail.protection.outlook.com.

close-lu.mail.protection.outlook.com has 8 IP addresses: 52.101.68.10, 52.101.68.18, 52.101.68.36 plus 5 more.