ROBTEX.COM - smtp2.univ-lyon1.fr

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smtp2.univ-lyon1.fr checked at 2025-12-21T00:19:32.993Z 2437ms 58/58/58 100% R:13 allDone:true timedOut:false

`smtp2.univ-lyon1.fr`

MX	`cismrelais.univ-lyon1.fr`
		A	2001:660:5001:100::12^{🇫🇷 RENATER}
			PTR	`cismrelais.univ-lyon1.fr`
		A	134.214.100.12^{🇫🇷 FR-RENATER}
			PTR	`cismrelais.univ-lyon1.fr`
MX	`cisrelais.univ-lyon1.fr`
		A	2001:660:5001:100::10^{🇫🇷 RENATER}
			PTR	`cisrelais.univ-lyon1.fr`
		A	134.214.100.10^{🇫🇷 FR-RENATER}
			PTR	`cisrelais.univ-lyon1.fr`
A	2001:660:5001:100::4^{🇫🇷 RENATER}
		PTR	`smtp2.univ-lyon1.fr`
A	134.214.100.4^{🇫🇷 FR-RENATER}
		PTR	`smtp2.univ-lyon1.fr`

`univ-lyon1.fr`

	NS	`ccpntc3.in2p3.fr`
	NS	`ccpnvx.in2p3.fr`
	NS	`dns2.univ-lyon1.fr`
	NS	`dns.univ-lyon1.fr`
	MX	`mailinblack.univ-lyon1.fr`
	A	134.214.126.72^{🇫🇷 FR-RENATER}

rank #7459 globally
rank #81 in the tld
This domain name represents the official website of the University of Lyon 1, a university located in Lyon, France. The "univ-lyon1" part of the domain name indicates it specifically refers to the first university of Lyon, as there may be other universities in the city. The ".fr" indicates it is a French website.

PTR for

4.100.214.134.in-addr.arpa

4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.0.1.0.0.5.0.6.6.0.1.0.0.2.ip6.arpa

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AI analysis

smtp2.univ-lyon1.fr resolves to two IP numbers: 2001:660:5001:100::4 and 134.214.100.4.

Two mail servers handle smtp2.univ-lyon1.fr: cismrelais.univ-lyon1.fr and cisrelais.univ-lyon1.fr.

smtp2.univ-lyon1.fr shares the same mail server setup as other domains, for instance if501-202-08.insa-lyon.fr, dns2.univ-lyon1.fr, juliet.univ-lyon1.fr, crips-w15-lae.crip-sante.univ-lyon1.fr and cs-laennec25.univ-lyon1.fr.

Host names with two IP numbers:

The host name cismrelais.univ-lyon1.fr points to 2001:660:5001:100::12 and 134.214.100.12; the host name cisrelais.univ-lyon1.fr points to 2001:660:5001:100::10 and 134.214.100.10.