`coeur.lu`

DNSSEC	⚠️ Not signed
A	2001:1600:0:aaaa::2:14^{🇨🇭 Infomaniak-AS2001:1600::/32 Infomaniak Network SA}
A	84.16.66.164^{🇨🇭 Infomaniak-AS84.16.64.0/19 Infomaniak Network Management}
NS	`ns41.infomaniak.com` ⭐
		A	2001:1600:0:aaaa::3^{🇨🇭 Infomaniak-AS2001:1600::/32 Infomaniak Network SA}
			PTR	`ns41.infomaniak.com`
		A	83.166.143.74^{🇨🇭 Infomaniak-AS83.166.128.0/19 Infomaniak Network SA}
			PTR	`ns41.infomaniak.com`
NS	`ns42.infomaniak.com`
		A	2001:1600:0:aaaa::4^{🇨🇭 Infomaniak-AS2001:1600::/32 Infomaniak Network SA}
			PTR	`ns42.infomaniak.com`
		A	83.166.143.75^{🇨🇭 Infomaniak-AS83.166.128.0/19 Infomaniak Network SA}
			PTR	`ns42.infomaniak.com`
MX	`coeur-lu.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::e^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db8pr02cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::f^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00307.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`p\|https`
TXT	`1\|www.tricentenaire.lu/fr/services/ateliers-dinclusion-professionnelle`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns41.infomaniak.com`hostmaster@infomaniak.ch 2026-06-11 #4

`lu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`1.ns.lu` ⭐
	NS	`g.dns.lu`
	NS	`i.dns.lu`
	NS	`j.dns.lu`
	NS	`k.dns.lu`
	NS	`p.dns.lu`
	NS	`r.ns.lu`
	TXT	`Exported: 2026-07-04 20:01:01`
	SOA	`1.ns.lu`noc@restena.lu serial=1783188072

Same first word

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coeur.info

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Similar names

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uecro.com

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ucore.se

ucoer.edu.in

coure.com

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eruco.vn

uerco.com

coure.cl

euroc.biz

ecrou.com

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eucor.app

ceuro.org

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ource.fr

rocue.es

urceo.fr

eucor.eu

cuore.pl

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recuo.com

euroc.ru

ucore.ru

eucor.org

eucor.info

coreu.org

eucor.ro

cuero.net

uroce.tech

rueco.com

rucoe.com

cuore.jp

cuore.ch

DNS History

11 records (5 active, 6 former)

○NSa.dns.gandi.net2015-08-06 → 2016-12-14 · 4 obs

● 2015-08-06 11:56:48
● 2016-12-14 19:58:06
○ 2026-06-09 11:38:00
○ 2026-07-04 18:42:42

○NSb.dns.gandi.net2015-08-06 → 2016-12-14 · 4 obs

● 2015-08-06 11:56:48
● 2016-12-14 19:58:06
○ 2026-06-09 11:38:00
○ 2026-07-04 18:42:42

○NSc.dns.gandi.net2015-08-06 → 2016-12-14 · 4 obs

● 2015-08-06 11:56:48
● 2016-12-14 19:58:06
○ 2026-06-09 11:38:00
○ 2026-07-04 18:42:42

●NSns41.infomaniak.com2026-06-09 → 2026-07-04 · 3 obs

○ 2016-12-14 19:58:06
● 2026-06-09 11:38:00
● 2026-07-04 18:42:42

●NSns42.infomaniak.com2026-06-09 → 2026-07-04 · 3 obs

○ 2016-12-14 19:58:06
● 2026-06-09 11:38:00
● 2026-07-04 18:42:42

●MXcoeur-lu.mail.protection.outlook.com2026-06-09 → 2026-07-04 · 3 obs

○ 2016-12-14 19:58:06
● 2026-06-09 11:38:00
● 2026-07-04 18:42:42

○MXfb.mail.gandi.net2015-08-06 → 2016-12-14 · 4 obs

● 2015-08-06 11:56:48
● 2016-12-14 19:58:06
○ 2026-06-09 11:38:00
○ 2026-07-04 18:42:42

○MXspool.mail.gandi.net2015-08-06 → 2016-12-14 · 4 obs

● 2015-08-06 11:56:48
● 2016-12-14 19:58:06
○ 2026-06-09 11:38:00
○ 2026-07-04 18:42:42

●A2001:1600:0:aaaa::2:142026-06-09 → 2026-07-04 · 3 obs

○ 2016-12-14 19:58:06
● 2026-06-09 11:38:00
● 2026-07-04 18:42:42

○A217.70.184.382015-08-06 → 2016-12-14 · 4 obs

● 2015-08-06 11:56:48
● 2016-12-14 19:58:06
○ 2026-06-09 11:38:00
○ 2026-07-04 18:42:42

●A84.16.66.1642026-06-09 → 2026-07-04 · 3 obs

○ 2016-12-14 19:58:06
● 2026-06-09 11:38:00
● 2026-07-04 18:42:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
lu	1.ns.lu, g.dns.lu, i.dns.lu, j.dns.lu...	-
coeur.lu	ns41.infomaniak.com, ns42.infomaniak.com	-

✅ Authoritative Response

Server:83.166.143.75

NS records: ns41.infomaniak.com, ns42.infomaniak.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coeur.lu (unsigned zone)

⏱️ Timing

Total: 786ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`84.16.66.164`
AAAA	1	`2001:1600:0:aaaa::2:14`
NS	2	`ns42.infomaniak.com, ns41.infomaniak.com`
MX	1	`coeur-lu.mail.protection.outlook.com (pr`
TXT	3	`p\|https, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`ns41.infomaniak.com hostmaster.infomania`

Analysis

IP Addresses

coeur.lu has two IP addresses: 84.16.66.164 and 2001:1600:0:aaaa::2:14

Two other host names, along with ateliercore.com, fanbrush.net and asgc.fr, also share IP numbers with coeur.lu.

Name Servers

coeur.lu has two authoritative name servers — ns41.infomaniak.com and ns42.infomaniak.com.

coeur.lu shares its NS records with other domains, for example eventminister.de, cavedesrois.ch, azrondo.ch and two others.

Some name servers delegated to coeur.lu are also used by other domains, notably linox.org and somice.ch.

Both ns41.infomaniak.com and ns42.infomaniak.com have two IP addresses each. ns41.infomaniak.com resolves to 83.166.143.74 and 2001:1600:0:aaaa::3; ns42.infomaniak.com resolves to 83.166.143.75 and 2001:1600:0:aaaa::4.

Mail Servers

The sole mail server for coeur.lu is coeur-lu.mail.protection.outlook.com.

With 8 IP addresses total, coeur-lu.mail.protection.outlook.com resolves to 52.101.68.3, 52.101.68.27, 52.101.73.11 and 5 others.

coeur.lu - robtex.com

coeur.lu

lu

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`coeur.lu`

`lu`