cours2maths.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`cours2maths.com`

DNSSEC	⚠️ Not signed
A	2001:41d0:301::29^{🇫🇷 OVH2001:41d0::/32 IPv6}
A	51.91.236.255^{🇫🇷 OVH51.91.0.0/16}
NS	`dns101.ovh.net` ⭐
		A	2001:41d0:d00:fb00::2^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`dns101.ovh.net`
		A	5.196.38.125^{🇫🇷 OVH5.196.0.0/16}
			PTR	`dns101.ovh.net`
NS	`ns101.ovh.net`
		A	2001:41d0:b00:f500::2^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`ns101.ovh.net`
		A	5.135.53.37^{🇧🇪 OVH5.135.0.0/16}
			PTR	`ns101.ovh.net`
MX	`mx.mailo.com` ⭐
		A	213.182.55.205^{🇫🇷 ECRITEL-FRANCE213.182.32.0/19 ECRITEL Provider Local Registry}
			PTR	`ip-205.mailobj.net`
TXT	`1\|blog.cours2maths.com`
TXT	`1\|www.cours2maths.com`
TXT	`v=spf1 a include:mailo.com -all`
SOA	`dns101.ovh.net`tech@ovh.net 2025-01-03 #4

`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=1786971714

Same first word

cours2maths.com

DNS History

11 records (5 active, 6 former)

○NSa.dns.gandi.net2015-08-17 → 2017-04-01 · 4 obs

● 2015-08-17 08:22:14
● 2017-04-01 07:48:02
○ 2026-03-01 23:10:06
○ 2026-08-17 13:10:22

○NSb.dns.gandi.net2015-08-17 → 2017-04-01 · 4 obs

● 2015-08-17 08:22:14
● 2017-04-01 07:48:02
○ 2026-03-01 23:10:06
○ 2026-08-17 13:10:22

○NSc.dns.gandi.net2015-08-17 → 2017-04-01 · 4 obs

● 2015-08-17 08:22:14
● 2017-04-01 07:48:02
○ 2026-03-01 23:10:06
○ 2026-08-17 13:10:22

●NSdns101.ovh.net2026-03-01 → 2026-08-17 · 3 obs

○ 2017-04-01 07:48:02
● 2026-03-01 23:10:06
● 2026-08-17 13:10:22

●NSns101.ovh.net2026-03-01 → 2026-08-17 · 3 obs

○ 2017-04-01 07:48:02
● 2026-03-01 23:10:06
● 2026-08-17 13:10:22

○MXfb.mail.gandi.net2015-08-17 → 2017-04-01 · 4 obs

● 2015-08-17 08:22:14
● 2017-04-01 07:48:02
○ 2026-03-01 23:10:06
○ 2026-08-17 13:10:22

●MXmx.mailo.com2026-03-01 → 2026-08-17 · 3 obs

○ 2017-04-01 07:48:02
● 2026-03-01 23:10:06
● 2026-08-17 13:10:22

○MXspool.mail.gandi.net2015-08-17 → 2017-04-01 · 4 obs

● 2015-08-17 08:22:14
● 2017-04-01 07:48:02
○ 2026-03-01 23:10:06
○ 2026-08-17 13:10:22

●A2001:41d0:301::292026-03-01 → 2026-08-17 · 3 obs

○ 2017-04-01 07:48:02
● 2026-03-01 23:10:06
● 2026-08-17 13:10:22

○A217.70.184.382015-08-17 → 2017-04-01 · 4 obs

● 2015-08-17 08:22:14
● 2017-04-01 07:48:02
○ 2026-03-01 23:10:06
○ 2026-08-17 13:10:22

●A51.91.236.2552026-03-01 → 2026-08-17 · 3 obs

○ 2017-04-01 07:48:02
● 2026-03-01 23:10:06
● 2026-08-17 13:10:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cours2maths.com	dns101.ovh.net, ns101.ovh.net	-

✅ Authoritative Response

Server:5.135.53.37

NS records: dns101.ovh.net, ns101.ovh.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cours2maths.com (unsigned zone)

⏱️ Timing

Total: 515ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.91.236.255`
AAAA	1	`2001:41d0:301::29`
NS	2	`dns101.ovh.net, ns101.ovh.net`
MX	1	`mx.mailo.com (pri: 10)`
TXT	3	`v=spf1 a include:mailo.com -all, 1\|blog.cours2maths.com...`
SOA	1	`dns101.ovh.net tech.ovh.net`

Analysis

IP Addresses

cours2maths.com directs to two IP numbers, 51.91.236.255 and 2001:41d0:301::29

camea.be, julien-gras.fr, www.recettesevadees.fr and two other host names share IP numbers with cours2maths.com.

Name Servers

cours2maths.com has two authoritative name servers — dns101.ovh.net and ns101.ovh.net.

cours2maths.com uses the same name servers as several other domains — among them malatya.be, happyshelters.com, atelier128.fr and two more.

cours2maths.com has a partial name server overlap with other domains — among them fm6reinsertion.ma and la-conciergerie-deauville.com.

Both dns101.ovh.net and ns101.ovh.net have two IP addresses each. dns101.ovh.net resolves to 5.196.38.125 and 2001:41d0:d00:fb00::2; ns101.ovh.net resolves to 5.135.53.37 and 2001:41d0:b00:f500::2.

Mail Servers

Mail for cours2maths.com is handled by a single mail server, mx.mailo.com.

cours2maths.com uses an identical mail server configuration to several other domains — among them rayus.fr, nostromo.systems, trankil.org and two more.

cours2maths.com has at least partial mail server overlap with other domains such as broussey.com, panacea-nmr.eu, castex.cc and two more.

mx.mailo.com points to one IP number — 213.182.55.205.