CF1759257751971-tsm20250929235914

NSLIST.NET - bu-roc21.univ-lyon1.fr

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bu-roc21.univ-lyon1.fr checked at 2025-09-30T18:42:31.946Z 219ms 56/56/56 100% R:15

bu-roc21.univ-lyon1.fr

MXcismrelais.univ-lyon1.fr
A2001:660:5001:100::12 🇫🇷 RENATER
PTRcismrelais.univ-lyon1.fr
A134.214.100.12🇫🇷 FR-RENATER
PTRcismrelais.univ-lyon1.fr
MXcisrelais.univ-lyon1.fr
A2001:660:5001:100::10 🇫🇷 RENATER
PTRcisrelais.univ-lyon1.fr
A134.214.100.10🇫🇷 FR-RENATER
PTRcisrelais.univ-lyon1.fr
A193.48.217.23🇫🇷 RENATER
PTRbu-roc21.univ-lyon1.fr

univ-lyon1.fr

NSccpntc3.in2p3.fr
NSccpnvx.in2p3.fr
NSdns2.univ-lyon1.fr
NSdns.univ-lyon1.fr
MXmailinblack.univ-lyon1.fr
A134.214.126.72🇫🇷 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

AI analysis

bu-roc21.univ-lyon1.fr resolves to a single IP: 193.48.217.23.

bu-roc21.univ-lyon1.fr is served by two mail servers: cismrelais.univ-lyon1.fr and cisrelais.univ-lyon1.fr.

bu-roc21.univ-lyon1.fr shares the mail server setup with other domains, for example scdinfo2-rock.univ-lyon1.fr, ge504-214-08.insa-lyon.fr, foehn.univ-lyon1.fr, u121-p200-tm.univ-lyon1.fr and imp-lagrange.univ-lyon1.fr.

bu-roc21.univ-lyon1.fr shares some mail servers with other domains, at least partially; for instance lyon-sciences.fr, ilmfixe092.univ-lyon1.fr, cgphimc104.univ-lyon1.fr, bu-roc32.univ-lyon1.fr and buform-20.univ-lyon1.fr.

Host names with two IP numbers:

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

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

lFpyoWH CF johedugfp 2025-09-30