IP Address153.233.52.76WHOIS Serverwhois.apnic.net
Inet Nums
Start IP153.128.0.0End IP153.253.255.255CIDR153.128.0.0/10, 153.192.0.0/11, 153.224.0.0/12, 153.240.0.0/13, 153.248.0.0/14, 153.252.0.0/15Net NameOCNDescriptionNTT DOCOMO BUSINESS,Inc., OTEMACHI PLACE WEST TOWER 2-3-1 Otemachi Chiyoda-ku, Tokyo 100-8019 JapanCountriesJPStatusALLOCATED PORTABLERemarksEmail address for spam or abuse complaints: abuse@ocn.ad.jpMNT ByMAINT-JPNICMNT LowerMAINT-JPNICMNT IRTIRT-JPNIC-JPDate Updated2025-09-04SourceAPNIC
Start IP153.233.0.0End IP153.233.127.255CIDR153.233.0.0/17Net NameOCNDescriptionOpen Computer NetworkCountriesJPRemarksThis information has been partially mirrored by APNIC from, JPNIC. To obtain more specific information, please use the, JPNIC WHOIS Gateway at, http://www.nic.ad.jp/en/db/whois/en-gateway.html or, whois.nic.ad.jp for WHOIS client. (The WHOIS client, defaults to Japanese output, use the /e switch for English, output)Date Updated2014-09-05SourceJPNIC
Incident Response Team (IRT)
HandleIRT-JPNIC-JPAddressUchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda, Chiyoda-ku, Tokyo 101-0047, japanCountryJAPANEmailhostmaster@nic.ad.jpAbuse Mailboxhostmaster@nic.ad.jpPhone+81-3-5297-2311Fax No+81-3-5297-2312Admin ContactsJNIC1-APTech ContactsJNIC1-APRemarkshostmaster@nic.ad.jp was validated on 2024-11-27MNT ByMAINT-JPNICDate Updated2025-09-04SourceAPNIC
Administrative Contacts
HandleJNIC1-APNameJapan Network Information CenterAddressUchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda, Chiyoda-ku, Tokyo 101-0047, JapanCountryJPEmailhostmaster@nic.ad.jpPhone+81-3-5297-2311Fax No+81-3-5297-2312Admin ContactsJI13-APTech ContactsJE53-APMNT ByMAINT-JPNICDate Updated2022-01-05SourceAPNIC
Technical Contacts
HandleJNIC1-APNameJapan Network Information CenterAddressUchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda, Chiyoda-ku, Tokyo 101-0047, JapanCountryJPEmailhostmaster@nic.ad.jpPhone+81-3-5297-2311Fax No+81-3-5297-2312Admin ContactsJI13-APTech ContactsJE53-APMNT ByMAINT-JPNICDate Updated2022-01-05SourceAPNIC
