Salut fran.b …
Effectivement, cela fonctionne beaucoup mieux à présent … 
[code]:~$ hostmap -t xxx.xxx.xxx.xxx --without-bruteforce
hostmap 0.2.2 codename truppola
Coded by Alessandro jekil
Tanasi alessandro@tanasi.it
Checking for new releases…
No new releases found.
[2012-01-08 14:12] Found new hostname ksyyyyy.kimsufi.com
[2012-01-08 14:12] Found new domain kimsufi.com
[2012-01-08 14:12] Found new mail server mx1.ovh.net
[2012-01-08 14:12] Found new mail server mx2.ovh.net
…
[/code]
Merci François … 
-edit-
D’autant plus que j’ai une ip made in Korea qui me titille mon dédié depuis quatre jours (tcp SYN_RECV )!
[quote=“http://whois.domaintools.com”]inetnum: 219.248.0.0 - 219.255.255.255
netname: KRNIC-KR
descr: KRNIC
descr: Korea Network Information Center
country: KR
admin-c: HM127-AP
tech-c: HM127-AP
remarks: ******************************************
remarks: KRNIC is the National Internet Registry
remarks: in Korea under APNIC. If you would like to
remarks: find assignment information in detail
remarks: please refer to the KRNIC Whois DB
remarks: whois.nic.or.kr/english/index.html
remarks: ******************************************
mnt-by: APNIC-HM
mnt-lower: MNT-KRNIC-AP
changed: 20020722
status: ALLOCATED PORTABLE
source: APNIC
person: Host Master
address: 11F, KTF B/D, 1321-11, Seocho2-Dong, Seocho-Gu,
address: Seoul, Korea, 137-857
country: KR
phone: +82-2-2186-4500
fax-no: +82-2-2186-4496
e-mail:
nic-hdl: HM127-AP
mnt-by: MNT-KRNIC-AP
changed: 20020507
source: APNIC
inetnum: 219.254.0.0 - 219.255.255.255
netname: broadNnet-KR
descr: SK Broadband Co Ltd
country: KR
admin-c: IM12-KR
tech-c: IM12-KR
status: ALLOCATED PORTABLE
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
remarks: This information has been partially mirrored by APNIC from
remarks: KRNIC. To obtain more specific information, please use the
remarks: KRNIC whois server at whois.krnic.net.
changed:
source: KRNIC[/quote]