`institutcoreen.com`

DNSSEC	⚠️ Not signed
A	57.128.62.184^{🇫🇷 OVH57.128.0.0/17}
NS	`dns13.ovh.net` ⭐
		A	2001:41d0:d00:f200::2^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`dns13.ovh.net`
		A	5.135.98.29^{🇫🇷 OVH5.135.0.0/16}
			PTR	`dns13.ovh.net`
NS	`ns13.ovh.net`
		A	2001:41d0:b00:ec00::2^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`ns13.ovh.net`
		A	5.39.112.241^{🇫🇷 OVH5.39.0.0/17 ISP Paris, France}
			PTR	`ns13.ovh.net`
MX	`mx1.mail.ovh.net` ⭐
		A	188.165.36.237^{🇫🇷 OVH188.165.0.0/16 ISP Paris, France}
			PTR	`mx1.mail.ovh.net`
MX	`mx2.mail.ovh.net`⁽⁵⁾
		A	87.98.160.167^{🇫🇷 OVH87.98.128.0/17 ISP Paris, France}
			PTR	`mx2.mail.ovh.net`
MX	`mx3.mail.ovh.net`⁽¹⁰⁰⁾
		A	91.121.53.175^{🇫🇷 OVH91.121.0.0/16 ISP Paris, France}
			PTR	`mx3.mail.ovh.net`
TXT	`v=spf1 include:mx.ovh.com include:dn(0x736578)it.com ~all`
SOA	`dns13.ovh.net`tech@ovh.net 2025-01-03 #2

`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=1778727196

Subdomains

www.institutcoreen.com

Same first word

institutcoreen.com

DNS History

12 records (6 active, 6 former)

●NSdns13.ovh.net2020-01-11 → 2026-05-14 · 3 obs

○ 2017-02-19 07:59:24
● 2020-01-11 11:40:14
● 2026-05-14 02:58:48

●NSns13.ovh.net2020-01-11 → 2026-05-14 · 3 obs

○ 2017-02-19 07:59:24
● 2020-01-11 11:40:14
● 2026-05-14 02:58:48

○NSns21.domaincontrol.com2015-06-28 → 2017-02-19 · 4 obs

● 2015-06-28 07:32:22
● 2017-02-19 07:59:24
○ 2020-01-11 11:40:14
○ 2026-05-14 02:58:48

○NSns22.domaincontrol.com2015-06-28 → 2017-02-19 · 4 obs

● 2015-06-28 07:32:22
● 2017-02-19 07:59:24
○ 2020-01-11 11:40:14
○ 2026-05-14 02:58:48

○MXmailstore1.secureserver.net2015-06-28 → 2017-02-19 · 4 obs

● 2015-06-28 07:32:22
● 2017-02-19 07:59:24
○ 2020-01-11 11:40:14
○ 2026-05-14 02:58:48

●MXmx1.mail.ovh.net2020-01-11 → 2026-05-14 · 3 obs

○ 2017-02-19 07:59:24
● 2020-01-11 11:40:14
● 2026-05-14 02:58:48

●MXmx2.mail.ovh.net2020-01-11 → 2026-05-14 · 3 obs

○ 2017-02-19 07:59:24
● 2020-01-11 11:40:14
● 2026-05-14 02:58:48

●MXmx3.mail.ovh.net2020-01-11 → 2026-05-14 · 3 obs

○ 2017-02-19 07:59:24
● 2020-01-11 11:40:14
● 2026-05-14 02:58:48

○MXsmtp.secureserver.net2015-06-28 → 2017-02-19 · 4 obs

● 2015-06-28 07:32:22
● 2017-02-19 07:59:24
○ 2020-01-11 11:40:14
○ 2026-05-14 02:58:48

○A5.135.100.1702020-01-11 → 2020-01-11 · 4 obs

○ 2017-02-19 07:59:24
● 2020-01-11 11:40:14
○ 2026-02-21 03:35:02
○ 2026-05-14 02:58:48

○A50.63.202.372015-06-28 → 2017-02-19 · 4 obs

● 2015-06-28 07:32:22
● 2017-02-19 07:59:24
○ 2020-01-11 11:40:14
○ 2026-05-14 02:58:48

●A57.128.62.1842026-02-21 → 2026-05-14 · 3 obs

○ 2020-01-11 11:40:14
● 2026-02-21 03:35:02
● 2026-05-14 02:58:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
institutcoreen.com	ns13.ovh.net, dns13.ovh.net	-

✅ Authoritative Response

Server:5.39.112.241

NS records: ns13.ovh.net, dns13.ovh.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for institutcoreen.com (unsigned zone)

⏱️ Timing

Total: 659ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`57.128.62.184`
NS	2	`ns13.ovh.net, dns13.ovh.net`
MX	3	`mx3.mail.ovh.net (pri: 100), mx1.mail.ovh.net (pri: 1)...`
TXT	1	`v=spf1 include:mx.ovh.com include:dn(0x736578)i`
SOA	1	`dns13.ovh.net tech.ovh.net`

Analysis

Hierarchy

institutcoreen.com is the parent of www.institutcoreen.com.

IP Addresses

institutcoreen.com resolves to one IP number: 57.128.62.184.

other host names including institutchinois.org, elearningjapanese.net, direct-japanese.net, chinesedirect.org and thechinese.institute share IP numbers with institutcoreen.com.

Name Servers

institutcoreen.com is delegated to two name servers dns13.ovh.net and ns13.ovh.net.

institutcoreen.com shares the same name server setup as other domains, for instance gloc.fr, seirei.es, libratoi.fr, idryl.com and crepa.fr.

institutcoreen.com at least partially shares name servers with other domains, for instance orthophonie-academie.fr.

Host names with two IP numbers:

The host name dns13.ovh.net points to 2001:41d0:d00:f200::2 and 5.135.98.29; the host name ns13.ovh.net points to 2001:41d0:b00:ec00::2 and 5.39.112.241.

Mail Servers

institutcoreen.com is handled by three mail servers: mx1.mail.ovh.net, mx2.mail.ovh.net and mx3.mail.ovh.net.

institutcoreen.com shares some mail servers with other domains, at least partially, for instance kreatywnie.info, signe2.com, topmodele.net, bec-provence.com and chemco-france.com.

These mail servers are commonly used alongside mx0.mail.ovh.net and mx4.mail.ovh.net.

Host names with one IP number: mx1.mail.ovh.net points to 188.165.36.237; mx2.mail.ovh.net points to 87.98.160.167; mx3.mail.ovh.net points to 91.121.53.175.

institutcoreen.com - robtex.com