IP Address Information For 138.101.100.73
IP address information can vary in different details, from the IP's server and datacenters, WHOIS information, all the way to geolocation and longitude/latitude coordinates, and
goes all the way to the IP address' network organization, IP ranges, appearance in DNSBL blacklists, and more.
In this page we have collected a sample of information for the IP address 138.101.100.73.
if you have any comments on the information shown in this page, feel free to contact us.
General information:
- IP Address: 138.101.100.73
- DNS Hostname (PTR Record): nkml1smsd511.nikkei.co.jp
- DNS Nameservers: i31dnsb0.nikkei.co.jp, robert.nikkei.co.jp, william.nikkei.co.jp
- DNS Zone: 100.101.138.in-addr.arpa
- Network route: 138.101.64.0/18
- Network owner: Nikkei Inc.
- ASN #: 9593
- Part of range: 138.101.100.0/24
Geographic location:
- Country: Japan - JP
- City: Tokyo
- State/Region: Tokyo
- Longitude: 139.692322
- Latitude: 35.689499
- Timezone: +09:00
Location on the map:
Network speed information:
-
Mobile:,Download107.71MbpsUpload14.53Mbps
-
Broadband:,Download362.60MbpsUpload238.28Mbps
IP Address 138.101.100.73 WHOIS Information:
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to '138.101.0.0 - 138.101.255.255'
% Abuse contact for '138.101.0.0 - 138.101.255.255' is 'hostmaster@nic.ad.jp'
inetnum: 138.101.0.0 - 138.101.255.255
netname: NIKKEI
country: JP
descr: Nikkei Inc.
admin-c: HI5-AP
tech-c: HI5-AP
status: ALLOCATED PORTABLE
notify: team-net@nex.nikkei.co.jp
mnt-by: MAINT-JPNIC
mnt-lower: MAINT-JPNIC
mnt-irt: IRT-JPNIC-JP
last-modified: 2012-06-21T01:12:02Z
source: APNIC
irt: IRT-JPNIC-JP
address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047, japan
e-mail: hostmaster@nic.ad.jp
abuse-mailbox: hostmaster@nic.ad.jp
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
admin-c: JNIC1-AP
tech-c: JNIC1-AP
auth: # Filtered
remarks: hostmaster@nic.ad.jp was validated on 2024-11-27
mnt-by: MAINT-JPNIC
last-modified: 2025-09-04T01:00:00Z
source: APNIC
person: HIROYUKI ICHIKI
address: 1-9-5 Otemachi
Chiyoda-ku
country: JP
phone: +81-3-5255-2112
e-mail: ichiki@nikkei.co.jp
nic-hdl: HI5-AP
remarks: ----------
remarks: imported from ARIN object:
remarks:
remarks: poc-handle: HIC5-ARIN
remarks: is-role: N
remarks: last-name: ICHIKI
remarks: first-name: HIROYUKI
remarks: street: 1-9-5 Otemachi
Chiyoda-ku
remarks: city: TOKYO
remarks: postal-code: 100-8066
remarks: country: JP
remarks: mailbox: ichiki@nikkei.co.jp
remarks: bus-phone: +81-3-5255-2112
remarks: reg-date: 2003-09-17
remarks: changed: hostmaster@arin.poc 20030917
remarks: source: ARIN
remarks:
remarks: ----------
notify: ichiki@nikkei.co.jp
mnt-by: MNT-ERX-NIKKEIHDQUART-NON-JP
last-modified: 2008-09-04T07:29:34Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-UK2)
Reputation information:
- Sender score: 90 (very good)
Blacklists information:
- Listed in Spamhaus: no
- Listed in Barracuda: no
- Listed in Spamcop: no
- More blacklists: Full blacklists test on 138.101.100.73
Email behaviour monitor:
The IP address 138.101.100.73 appears to be an active mail server. The following charts represent data the community has gathered by observing the mail sending behaviour of this IP address during the last 10 days from 28-09-25 to 08-10-25: