IP Address103.3.18.33WHOIS Serverwhois.apnic.net
Inet Nums
Start IP103.3.18.0End IP103.3.18.255CIDR103.3.18.0/24Net NameW-CAST-2-AS-APDescriptionW-CAST-2-AS-APCountriesJPStatusASSIGNED NON-PORTABLEMNT ByMAINT-JP-DOUBLECASTMNT IRTIRT-W-CAST-2-JPDate Updated2024-08-21SourceAPNIC
Incident Response Team (IRT)
HandleIRT-W-CAST-2-JPAddressFuji Shinjuku Building 4th floor, Shinjuku 5-11-13 Shinjuku-ku, Tokyo 160-0022 JapanCountryJAPANEmailipadmin@m-idc.jpAbuse Mailboxipadmin@m-idc.jpAdmin ContactsEN126-APTech ContactsEN126-APRemarksipadmin@m-idc.jp was validated on 2025-08-26MNT ByMAINT-JP-DOUBLECASTDate Updated2025-11-18SourceAPNIC
Administrative Contacts
HandleEN126-APNameEtsuko NakagawaAddressFuji Shinjuku Bldg. 4F, Shinjuku 5-11-13, TokyoCountryJPEmailetsuko.nakagawa@m-idc.bizPhone+81-3-3350-7762Fax No+81-3-3350-8685MNT ByMAINT-JP-DOUBLECASTDate Updated2012-08-02SourceAPNIC
Technical Contacts
HandleEN126-APNameEtsuko NakagawaAddressFuji Shinjuku Bldg. 4F, Shinjuku 5-11-13, TokyoCountryJPEmailetsuko.nakagawa@m-idc.bizPhone+81-3-3350-7762Fax No+81-3-3350-8685MNT ByMAINT-JP-DOUBLECASTDate Updated2012-08-02SourceAPNIC
Abuse Contacts
HandleAW972-APNameABUSE WCAST2JPAddressFuji Shinjuku Building 4th floor, Shinjuku 5-11-13 Shinjuku-ku, Tokyo 160-0022 JapanCountryZZEmailipadmin@m-idc.jpAbuse Mailboxipadmin@m-idc.jpPhone+000000000Admin ContactsEN126-APTech ContactsEN126-APRemarksGenerated from irt object IRT-W-CAST-2-JP, ipadmin@m-idc.jp was validated on 2025-08-26MNT ByAPNIC-ABUSEDate Updated2025-08-26SourceAPNIC
Routes
Route103.3.18.0/24OriginAS15830DescriptionDouble Cast Inc., Fuji Shinjuku Building 4th floor, Shinjuku 5-11-13MNT ByMAINT-JP-DOUBLECASTDate Updated2024-07-29SourceAPNIC