AS23631 Sofu System, Inc

SoFu-System

IPv4 Addresses: 6,144

Number of Peers: 2

Number of Prefixes: 3

ASN Allocated: Assigned

ASN
Prefixes
Peers
Upstreams
Graphs
World Map
Raw Whois

AS23631 Summary

Regional Registry:

IANA

Allocation Status:

Assigned

AS23631 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

abuse@sofu.co.jp

Abuse Contacts:

abuse@sofu.co.jp

Address:

Uchikanda OS Bldg 4F,

2-12-6 Uchi-Kanda,

Chiyoda-ku,

Tokyo 101-0047,

japan

IPv4 Prefixes
IPv6 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	202.243.120.0/21	Niigata Institute of Technology		202.240.0.0/12	APNIC
	210.236.208.0/20	Japan Network Information Center		210.236.0.0/14	APNIC

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2402:b300::/32	Sofu System, Inc		2402:b300::/32	APNIC

IPv4 Peers
IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS18070	NDAC	Global Network Core Co.,Ltd.

Country	ASN	Name	Description	IPv4
	AS18070	NDAC	Global Network Core Co.,Ltd.

IPv4 Upstreams
IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS18070	NDAC	Global Network Core Co.,Ltd.

IPv4 Upstream Graph

Country	ASN	Name	Description	IPv4
	AS18070	NDAC	Global Network Core Co.,Ltd.

IPv6 Upstream Graph

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS23631'

% Abuse contact for 'AS23631' is 'hostmaster@nic.ad.jp'

aut-num:        AS23631
as-name:        SoFu-System
descr:          Sofu System, Inc
descr:          20-22 Tanaka, Kashiwazaki-shi, Niigata JAPAN
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
remarks:        Email address for spam or abuse complaints : abuse@sofu.co.jp
country:        JP
mnt-by:         MAINT-JPNIC
mnt-lower:      MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
last-modified:  2024-08-13T09:54:34Z
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:  2025-04-10T11:04:13Z
source:         APNIC

role:           Japan Network Information Center
address:        Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047, Japan
country:        JP
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
e-mail:         hostmaster@nic.ad.jp
admin-c:        JI13-AP
tech-c:         JE53-AP
nic-hdl:        JNIC1-AP
mnt-by:         MAINT-JPNIC
last-modified:  2022-01-05T03:04:02Z
source:         APNIC

% Information related to 'AS23631'

aut-num:        AS23631
as-name:        KISNET
descr:          Sofu System, Inc
import:         from AS9601 100 accept ANY
import:         from AS9370 100 accept ANY
export:         to AS9601 announce AS23631
export:         to AS9370 announce AS23631
country:        JP
admin-c:        AT388JP
tech-c:         AT388JP
last-modified:  2003-05-28T02:00:06Z
remarks:        This information has been partially mirrored by APNIC from
remarks:        JPNIC. To obtain more specific information, please use the
remarks:        JPNIC WHOIS Gateway at
remarks:        http://www.nic.ad.jp/en/db/whois/en-gateway.html or
remarks:        whois.nic.ad.jp for WHOIS client. (The WHOIS client
remarks:        defaults to Japanese output, use the /e switch for English
remarks:        output)
source:         JPNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)

Country	IX	Name	IPv4	IPv6	Port Speed