IPLIST.NET - smtprelayse.cnrs.fr

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smtprelayse.cnrs.fr checked at 2025-10-25T14:39:40.226Z 285ms 51/51/51 100% R:12

`smtprelayse.cnrs.fr`

MX	`smtp30.cnrs.fr`
		A	194.57.138.171^{🇫🇷 RENATER}
			PTR	`smtp30.cnrs.fr`
			PTR	`smtprelayse.cnrs.fr`
			PTR	`smtprelaytest.cnrs.fr`
			PTR	`sensible-svc-prod-smtp1.mailing.cnrs.fr`
MX	`smtp31.cnrs.fr`
		A	194.57.138.172^{🇫🇷 RENATER}
			PTR	`smtp31.cnrs.fr`
			PTR	`smtprelaytest.cnrs.fr`
			PTR	`sensible-svc-prod-smtp2.mailing.cnrs.fr`
A	194.57.138.171^{🇫🇷 RENATER}
		PTR	`smtp30.cnrs.fr`
		PTR	`smtprelayse.cnrs.fr`
		PTR	`smtprelaytest.cnrs.fr`
		PTR	`sensible-svc-prod-smtp1.mailing.cnrs.fr`

`cnrs.fr`

	MX	`mx1.cnrs.fr`
	MX	`mx2.cnrs.fr`
	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

171.138.57.194.in-addr.arpa

Starts similarily

pearlsystem.com

AI analysis

smtprelayse.cnrs.fr points to a single IP: 194.57.138.171.

Other host names such as smtp30.cnrs.fr and smtprelaytest.cnrs.fr share IP numbers with smtprelayse.cnrs.fr.

Two mail servers smtp30.cnrs.fr and smtp31.cnrs.fr handle smtprelayse.cnrs.fr.

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

These mail servers are often used with smtp10old.cnrs.fr, smtp11old.cnrs.fr, smtp12.cnrs.fr, smtp13.cnrs.fr, smtp14.cnrs.fr, smtp15.cnrs.fr, smtp20.cnrs.fr, smtp21.cnrs.fr, smtp40.cnrs.fr and smtp41.cnrs.fr.

Host names with a single IP:

smtp30.cnrs.fr resolves to 194.57.138.171.

smtp31.cnrs.fr resolves to 194.57.138.172.

dbq