IPLIST.NET - smtprelaycst.cnrs.fr

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smtprelaycst.cnrs.fr checked at 2025-10-03T18:48:00.246Z 168ms 51/51/51 100% R:16

`smtprelaycst.cnrs.fr`

MX	`smtp10old.cnrs.fr`
		A	195.220.197.140^{🇫🇷 RENATER}
			PTR	`smtp10old.cnrs.fr`
			PTR	`smtprelaycst.cnrs.fr`
MX	`smtp11old.cnrs.fr`
		A	195.220.197.141^{🇫🇷 RENATER}
			PTR	`smtp11old.cnrs.fr`
A	195.220.197.140^{🇫🇷 RENATER}
		PTR	`smtp10old.cnrs.fr`
		PTR	`smtprelaycst.cnrs.fr`

`cnrs.fr`

	MX	`smtp01-cnrs.thalesgroup.com`
	MX	`smtp02-cnrs.thalesgroup.com`
	NS	`ns0.cnrs.fr`
	NS	`ns2.cnrs.fr`
	NS	`ns3.cnrs.fr`
	NS	`ns1.renater.fr`
	NS	`ns2.renater.fr`
	NS	`camus.dr15.cnrs.fr`
	A	80.94.184.70^{🇫🇷 CEGEDIM}

rank #1596 globally
rank #13 in the tld
This domain name represents the official website of the French National Centre for Scientific Research, commonly known as CNRS. It is one of the world's leading research institutions and covers all scientific disciplines, including the humanities and social sciences, biological sciences, nuclear and particle physics, information technologies, engineering, and more. The CNRS conducts research in collaboration with universities, other research organizations and industry.

PTR for

140.197.220.195.in-addr.arpa

AI analysis

smtprelaycst.cnrs.fr points to a single IP number: 195.220.197.140.

Other host names, for instance smtp10old.cnrs.fr, share IP numbers with smtprelaycst.cnrs.fr.

smtprelaycst.cnrs.fr is handled by two mail servers: smtp10old.cnrs.fr and smtp11old.cnrs.fr.

smtprelaycst.cnrs.fr shares some mail servers with other domains at least partially, for example mailing.cnrs.fr.

these mail servers are frequently used with smtp12.cnrs.fr, smtp13.cnrs.fr, smtp14.cnrs.fr, smtp15.cnrs.fr, smtp20.cnrs.fr, smtp21.cnrs.fr, smtp30.cnrs.fr, smtp31.cnrs.fr, smtp40.cnrs.fr and smtp41.cnrs.fr.

Host names with one IP number:

The host smtp10old.cnrs.fr points to 195.220.197.140 and the host smtp11old.cnrs.fr points to 195.220.197.141.

dbq