A priori hébergé par Atos, pas un petite boite :
$ host monespacesante.fr
monespacesante.fr has address 80.78.4.124
monespacesante.fr mail is handled by 10 mx-in02.eu.retarus.com.
monespacesante.fr mail is handled by 10 mx-in01.eu.retarus.com.
$ whois 80.78.4.124
...
inetnum: 80.78.0.0 - 80.78.15.255
netname: FR-ATOS-20010703
country: FR
org: ORG-AP1-RIPE
admin-c: AAR69-RIPE
tech-c: AAR69-RIPE
status: ALLOCATED PA
mnt-by: RIPE-NCC-HM-MNT
mnt-by: SVA-INFOGERANCE
mnt-lower: MNT-AOI-NSS
mnt-lower: SVA-INFOGERANCE
mnt-routes: SVA-INFOGERANCE
mnt-domains: SVA-INFOGERANCE
created: 2001-12-11T16:14:20Z
last-modified: 2017-12-11T11:28:13Z
source: RIPE
organisation: ORG-AP1-RIPE
org-name: Atos France SAS
country: FR
org-type: LIR
address: 80 Quai Voltaire
address: 95877
address: BEZONS
address: FRANCE
phone: +33146255000
fax-no: +33142042029
abuse-c: AR15192-RIPE
mnt-ref: SVA-INFOGERANCE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: MNT-AOI-NSS
mnt-by: RIPE-NCC-HM-MNT
mnt-by: SVA-INFOGERANCE
admin-c: PB16993-RIPE
admin-c: DD2578-RIPE
admin-c: JN4683-RIPE
admin-c: MF2396-RIPE
created: 2004-04-17T11:21:07Z
last-modified: 2022-05-20T09:19:51Z
source: RIPE # Filtered
...