`coeurdefense.com`

DNSSEC	⚠️ Not signed
A	109.234.166.14^{🇫🇷 O2SWITCH109.234.164.0/22}
		PTR	`citron.jabatus.com`
NS	`ns1.o2switch.net` ⭐
		A	109.234.160.5^{🇫🇷 O2SWITCH109.234.160.0/24 o2switch Internet Routing}
			PTR	`ns1.o2switch.net`
NS	`ns2.o2switch.net`
		A	109.234.161.5^{🇫🇷 O2SWITCH109.234.161.0/24 o2switch Internet Routing}
			PTR	`ns2.o2switch.net`
MX	`mail.coeurdefense.com` ⭐
		A	109.234.166.14^{🇫🇷 O2SWITCH109.234.164.0/22}
			PTR	`citron.jabatus.com`
TXT	`v=spf1 ip4:109.234.166.14 +a +mx +include:spf.jabatus.fr ~all`
SOA	`ns1.o2switch.net`sysadmin@o2switch.fr 2025-03-17 #5

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1777044096

WOT: SAFE (80/100)

Subdomains

mail.coeurdefense.com

Same first word

coeurdefense.fr

coeurdefense.com

DNS History

12 records (4 active, 8 former)

○NSns1.nan1.fr.uu.net2015-05-25 → 2018-01-08 · 4 obs

● 2015-05-25 17:13:04
● 2018-01-08 20:02:18
○ 2026-02-25 23:53:48
○ 2026-04-24 15:30:24

○NSns1.nan2.fr.uu.net2015-05-25 → 2018-01-08 · 4 obs

● 2015-05-25 17:13:04
● 2018-01-08 20:02:18
○ 2026-02-25 23:53:48
○ 2026-04-24 15:30:24

●NSns1.o2switch.net2026-02-25 → 2026-04-24 · 3 obs

○ 2018-01-08 20:02:18
● 2026-02-25 23:53:48
● 2026-04-24 15:30:24

●NSns2.o2switch.net2026-02-25 → 2026-04-24 · 3 obs

○ 2018-01-08 20:02:18
● 2026-02-25 23:53:48
● 2026-04-24 15:30:24

○MXfallback.mail.fr.uu.net2015-05-25 → 2015-10-28 · 4 obs

● 2015-05-25 17:13:04
● 2015-10-28 20:19:28
○ 2016-01-17 16:55:54
○ 2026-04-24 15:30:24

●MXmail.coeurdefense.com2015-05-25 → 2026-04-24 · 6 obs

● 2015-05-25 17:13:04
● 2015-10-28 20:19:28
○ 2016-01-17 16:55:54
○ 2018-01-08 20:02:18
● 2026-02-25 23:53:48
● 2026-04-24 15:30:24

○MXmail2.unibail.fr2015-05-25 → 2015-10-28 · 4 obs

● 2015-05-25 17:13:04
● 2015-10-28 20:19:28
○ 2016-01-17 16:55:54
○ 2026-04-24 15:30:24

○MXmxa-001c6c01.gslb.pphosted.com2016-01-17 → 2018-01-08 · 5 obs

○ 2015-10-28 20:19:28
● 2016-01-17 16:55:54
● 2018-01-08 20:02:18
○ 2026-02-25 23:53:48
○ 2026-04-24 15:30:24

○MXmxb-001c6c01.gslb.pphosted.com2016-01-17 → 2018-01-08 · 5 obs

○ 2015-10-28 20:19:28
● 2016-01-17 16:55:54
● 2018-01-08 20:02:18
○ 2026-02-25 23:53:48
○ 2026-04-24 15:30:24

●A109.234.166.142026-02-25 → 2026-04-24 · 3 obs

○ 2018-01-08 20:02:18
● 2026-02-25 23:53:48
● 2026-04-24 15:30:24

○A178.237.111.2232016-12-06 → 2018-01-08 · 5 obs

○ 2016-04-10 18:14:38
● 2016-12-06 23:59:00
● 2018-01-08 20:02:18
○ 2026-02-25 23:53:48
○ 2026-04-24 15:30:24

○A54.72.83.1962015-05-25 → 2016-04-10 · 4 obs

● 2015-05-25 17:13:04
● 2016-04-10 18:14:38
○ 2016-12-06 23:59:00
○ 2026-04-24 15:30:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coeurdefense.com	ns1.o2switch.net, ns2.o2switch.net	-

✅ Authoritative Response

Server:109.234.161.5

NS records: ns1.o2switch.net, ns2.o2switch.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coeurdefense.com (unsigned zone)

⏱️ Timing

Total: 613ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`109.234.166.14`
NS	2	`ns1.o2switch.net, ns2.o2switch.net`
MX	1	`mail.coeurdefense.com (pri: 0)`
TXT	1	`v=spf1 ip4:109.234.166.14 +a +mx +includ`
SOA	1	`ns1.o2switch.net sysadmin.o2switch.fr`

Analysis

Hierarchy

coeurdefense.com is a parent of mail.coeurdefense.com.

IP Addresses

coeurdefense.com points to a single IP address: 109.234.166.14.

Other host names such as chateau-moulin-de-blanchon.com, www.coachdevie-bordeaux.com, mail.amaho.fr, pierront.com and citron.jabatus.com share IP numbers with coeurdefense.com.

Name Servers

coeurdefense.com is delegated to two name servers: ns1.o2switch.net and ns2.o2switch.net.

coeurdefense.com uses the same name server setup as other domains, including yurigame.com, maison-univers.com, sofrabat.com, aleksandrovaolga.com and kubala.fr.

coeurdefense.com shares some name servers with other domains, for example echiquier-quimperlois.com.

Hostnames with a single IP

ns1.o2switch.net resolves to: 109.234.160.5.

ns2.o2switch.net resolves to: 109.234.161.5.

Mail Servers

The mail server for coeurdefense.com is mail.coeurdefense.com.

Host mail.coeurdefense.com points to IP 109.234.166.14.

coeurdefense.com - robtex.com