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1and1.fr is a domain controlled by two nameservers at 1and1.fr themselves. They are on the same IP network. Incoming mail for 1and1.fr is handled by three mailservers at schlund.de. All of them are on the same IP network. 1and1.fr has one IP number , but the reverse is commander.1and1.fr. unetun.com point to the same IP and also shares mailservers. 1und1.fr, www.1and1.fr and commander.1and1.fr point to the same IP. 1und1.de, 1and1.us, 1and1.com, 1und1.com, alturo.de and at least 34 other hosts share mailservers with this domain. mx.1and1.fr, www.1and1.fr, ns2.1and1.fr, nsa.1and1.fr, ns1.1and1.fr and at least 37 other hosts are subdomains to this hostname. 1and1.fr is hosted on a server in Germany even though the hostname implies France.

1and1.fr
a records
 
+ 212.227.126.71 212.227.0.0/16 AS8560 commander.1and1.fr
+ --- commander.1and1.fr
ns-soa records
nsa.schlund.de
+ 195.20.224.98 195.20.224.0/19 AS8560 -
+ --- -
ns records
nsa.1and1.fr
+ 195.20.224.98 195.20.224.0/19 AS8560 nsa.schlund.de
+ --- nsa.schlund.de
nsa2.1and1.fr
+ 195.20.244.5 195.20.224.0/19 AS8560 nsa2.schlund.de
+ --- nsa2.schlund.de
mx records
mxintern0.schlund.de
+ 212.227.126.201 212.227.0.0/16 AS8560 mxintern.schlund.de
+ --- mxintern.schlund.de
mxintern1.schlund.de
+ 212.227.126.204 212.227.0.0/16 AS8560 mxintern.schlund.de
mxintern2.schlund.de
+ 212.227.126.205 212.227.0.0/16 AS8560 mxintern.schlund.de

fr
ns-soa records
 
+   AS?  
+ ---  
ns records
g.ext.nic.fr
+ 204.61.216.39 204.61.216.0/23 AS42 -
+ --- -
d.nic.fr
+ 194.0.9.1 194.0.9.0/24 AS2484 -
f.ext.nic.fr
+ 194.146.106.46 194.146.106.0/24 AS8674 -
a.nic.fr
+ 192.93.0.129 192.93.0.0/24 AS2485 -
b.ext.nic.fr
+ 192.228.90.21 192.228.90.0/24 AS2500 -
c.nic.fr
+ 192.134.0.129 192.134.0.0/22 AS2486 -
d.ext.nic.fr
+ 204.152.184.85 204.152.184.0/21 AS1280 -
e.ext.nic.fr
+ 193.176.144.6 193.176.144.0/24 AS1140 ns3.domain-registry.nl
+ --- ns3.domain-registry.nl
+ --- -
IP numbers of host
212.227.126.71
PTRs of IP numbers
commander.1and1.fr
Host names sharing IP with A records
1und1.fr
commander.1and1.fr
unetun.com
www.1and1.fr
Name servers used by this domain
nsa.1and1.fr
nsa2.1and1.fr
IP numbers of name servers
195.20.224.98
195.20.244.5
Reverse names of the name servers
nsa.schlund.de
nsa2.schlund.de
Other names of the name servers
informatika-ks.net
nsa.1and1.co.uk
nsa.1and1.com
nsa.1and1.es
nsa.1und1.de
nsa.alturo.net
nsa.clienteservidor.es
nsa.kundenserver.de
nsa.schlund.de
nsa2.1and1.co.uk
nsa2.1and1.com
nsa2.1and1.es
nsa2.clienteservidor.es
nsa2.kundenserver.de
nsa2.schlund.de
Domains sharing name servers under another name
0.208.74.in-addr.arpa
106.87.in-addr.arpa
15.89.in-addr.arpa
160.217.in-addr.arpa
165.82.in-addr.arpa
1and1.co.uk
1and1.es
1und1.com
1und1.de
2.208.74.in-addr.arpa
20.208.74.in-addr.arpa
208.74.in-addr.arpa
21.208.74.in-addr.arpa
3.208.74.in-addr.arpa
5.208.74.in-addr.arpa
clienteservidor.es
kundenserver.de
meteocare.net
oneandone.co.uk
pureserver.de
pureserver.info
rootmaster.info
schlund.de
Mail servers used by this domain
mxintern0.schlund.de
mxintern1.schlund.de
mxintern2.schlund.de
Domains sharing mail servers
1and1.co.uk
1and1.com
1and1.us
1und1.com
1und1.de
1und1.info
alturo.com
alturo.de
alturo.net
einsundeins.com
einsundeins.de
hosting.1und1.com
hosting.1und1.de
imap.kundenserver.de
imapx.schlund.de
maxdomeservice.1und1.de
oneandone.co.uk
oneandone.net
ox-test.schlund.de
profiseller.de
puretec.com
puretec.de
registrar.1and1.info
registrar.schlund.de
schlund.biz
schlund.co.uk
schlund.com
schlund.de
schlund.info
schlund.net
schlund.org
schlundnic.com
schlundnic.net
schlundnic.org
service.schlund.de
smartshopping.com
unetun.com
united-internet.de
unitedinternet.de
webdemographic.de
IP numbers of mail servers
212.227.126.201
212.227.126.204
212.227.126.205
Reverse names of the mail servers
mxintern.schlund.de
Other names of the mail servers
mxintern.schlund.de
mxintern0.kundenserver.de
mxintern1.kundenserver.de
mxintern2.kundenserver.de
Domains sharing mail servers under another name
1and1.es
clienteservidor.es
ipayment.de
kundenserver.de
service.kundenserver.de
Subdomains
admin.1and1.fr
commander.1and1.fr
contrat.1and1.fr
db854.1and1.fr
dbo224.1and1.fr
exchange.1and1.fr
hostmaster.1and1.fr
imap.1and1.fr
mx.1and1.fr
mx00.1and1.fr
mx01.1and1.fr
mx02.1and1.fr
ns1.1and1.fr
ns11.1and1.fr
ns12.1and1.fr
ns2.1and1.fr
ns57.1and1.fr
ns58.1and1.fr
ns61.1and1.fr
ns612.1and1.fr
ns62.1and1.fr
ns85.1and1.fr
ns86.1and1.fr
nsa.1and1.fr
nsa2.1and1.fr
phpmyadmin.1and1.fr
pop.1and1.fr
privilege.1and1.fr
s61.1and1.fr
s62.1and1.fr
shopadmin.1and1.fr
slv2.1and1.fr
smtp.1and1.fr
sns61.1and1.fr
sns62.1and1.fr
status.1and1.fr
survey.1and1.fr
topsiteexpress.1and1.fr
webmail.1and1.fr
webmailcluster.1and1.fr
webmailer.1and1.fr
www.1and1.fr