WWW.RTSAK.COM - coursdemath.fr

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coursdemath.fr checked at 2025-09-25T14:57:18.841Z 1292ms 116/116/116 100% R:11

`coursdemath.fr`

MX	`mx3.nameshield.com`
		A	81.92.84.191^{🇫🇷 NAMESHIELD}
			PTR	`mx3.perf1.com`
NS	`obs.ns1.fr`
		A	2a01:c8:200:111::46 ^{🇫🇷 NAMESHIELD}
			PTR	`obs.ns1.fr`
		A	2a01:c8:300:111::46 ^{🇫🇷 NAMESHIELD}
			PTR	`obs.ns1.fr`
		A	81.92.91.46^{🇫🇷 NAMESHIELD}
			PTR	`obs.ns1.fr`
		A	185.65.58.46^{🇫🇷 NAMESHIELD}
			PTR	`obs.ns1.fr`
NS	`ns2.observatoiredesmarques.fr`
		A	2001:19f0:5000:1fcb::2 ^{🇳🇱 The Constant Company}
			PTR	`ns2.observatoiredesmarques.fr`
		A	2a02:6ea0:c776::43 ^{🇩🇪 CDN77}
			PTR	`ns2.observatoiredesmarques.fr`
		A	169.150.255.43^{🇩🇪 CDN77}
			PTR	`ns2.observatoiredesmarques.fr`
		A	209.250.245.2^{🇳🇱 The Constant Company}
			PTR	`ns2.observatoiredesmarques.fr`
MX	`mx4.nameshield.net`
		A	81.92.81.40^{🇫🇷 NAMESHIELD}
			PTR	`mx4.nameshield.net`
NS	`ns3.nameshield.net`
		A	2001:19f0:5:353:5400:ff:fe37:618f ^{🇺🇸 The Constant Company}
			PTR	`ns3.nameshield.net`
		A	2a02:6ea0:e216::1 ^{🇺🇸 CDN77}
			PTR	`ns3.nameshield.net`
		A	37.19.207.80^{🇺🇸 CDN77}
			PTR	`ns3.nameshield.net`
		A	45.63.17.113^{🇺🇸 The Constant Company}
			PTR	`ns3.nameshield.net`
A	81.92.80.55^{🇫🇷 NAMESHIELD}
		PTR	`saspresence.perf1.com`
A	81.92.80.56^{🇫🇷 NAMESHIELD}
		PTR	`saspresence.perf1.com`

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coursdemath.com

coursdemath.fr points to two IP numbers: 81.92.80.55 and 81.92.80.56.

Other host names such as weber.maison, moalia.fr, lorealprofessionnel.sk, inpacs.fr and kibio.be share IP numbers with coursdemath.fr.

coursdemath.fr is delegated to three name servers: obs.ns1.fr, ns2.observatoiredesmarques.fr and ns3.nameshield.net.

At least part of the name servers for coursdemath.fr are shared with other domains, for instance panadis.com.mx, camping-lorraine.nl, robot-coupe.equipment, vetplus.com.au and loreal.pw.

Host names with four IP numbers:

obs.ns1.fr points to 2a01:c8:200:111::46, 2a01:c8:300:111::46, 81.92.91.46 and 185.65.58.46

ns2.observatoiredesmarques.fr points to 2001:19f0:5000:1fcb::2, 2a02:6ea0:c776::43, 169.150.255.43 and 209.250.245.2

ns3.nameshield.net points to 2001:19f0:5:353:5400:ff:fe37:618f, 2a02:6ea0:e216::1, 37.19.207.80 and 45.63.17.113

coursdemath.fr is handled by two mail servers: mx3.nameshield.com and mx4.nameshield.net.

coursdemath.fr uses the same mail server setup as other domains, for instance mustela.qa, atomicski.com.cn, quicklock.ch, kostenlose-singleboerse.com and prrs.training.

Some mail servers are shared between coursdemath.fr and other domains, for instance icrp.fr.

Hostnames with a single IP

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