AS18097 D.C.N. Corporation

DCN

IPv4 Addresses: 85,504

Number of Peers: 2

Number of Prefixes: 21

ASN Allocated: Assigned

ASN
Prefixes
Peers
Upstreams
Graphs
World Map
Raw Whois

AS18097 Summary

Regional Registry:

IANA

Allocation Status:

Assigned

AS18097 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

abuse@dcn.ad.jp

Abuse Contacts:

abuse@dcn.ad.jp

Address:

Uchikanda OS Bldg 4F,

2-12-6 Uchi-Kanda,

Chiyoda-ku,

Tokyo 101-0047,

japan

IPv4 Prefixes
IPv6 Prefixes

Announced Prefix	Description	Parent Prefix	RIR
27.109.120.0/22	COSMO MEDIA, INC.	27.109.120.0/22	APNIC
45.113.172.0/22	freeasy inc.	45.113.172.0/22	APNIC
103.36.140.0/22	2-23-1,YOYOGI	103.36.140.0/22	APNIC
103.53.96.0/22	freeasy inc.	103.53.96.0/22	APNIC
103.83.24.0/22	EIC INC	103.83.24.0/22	APNIC
119.15.144.0/21	e-Broad Communications Inc	119.15.144.0/21	APNIC
121.100.56.0/22	4-9-2 Roppongi	121.100.56.0/21	APNIC
121.100.60.0/22	4-9-2 Roppongi	121.100.56.0/21	APNIC
123.108.84.0/22	EIC INC	123.108.84.0/22	APNIC
133.140.0.0/16	Japan Network Information Center	133.0.0.0/8	APNIC
153.124.232.0/24	trunk inc.	153.124.232.0/21	APNIC
153.124.233.0/24	trunk inc.	153.124.232.0/21	APNIC
153.124.234.0/24	trunk inc.	153.124.232.0/21	APNIC
153.124.235.0/24	trunk inc.	153.124.232.0/21	APNIC
210.189.176.0/22	kronos.Co.,Ltd.	210.184.128.0/17	APNIC
210.189.180.0/22	kronos.Co.,Ltd.	210.188.0.0/14	APNIC
210.189.184.0/22	kronos.Co.,Ltd.	210.188.0.0/14	APNIC
210.189.188.0/22	kronos.Co.,Ltd.	210.188.0.0/14	APNIC
216.179.198.0/23	Social Mind Corporation	216.179.128.0/17	ARIN
219.105.32.0/20	D.C.N. Corporation	219.96.0.0/11	APNIC

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2402:c400::/32	D.C.N. Corporation		2402:c400::/32	APNIC

IPv4 Peers
IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS7529	NETIRD	NetIRD Inc.

Country	ASN	Name	Description	IPv4
	AS2914	NTT-DATA-2914	NTT America, Inc.

IPv4 Upstreams
IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS7529	NETIRD	NetIRD Inc.

IPv4 Upstream Graph

Country	ASN	Name	Description	IPv4
	AS2914	NTT-DATA-2914	NTT America, Inc.

IPv6 Upstream Graph

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

% Information related to 'AS18097'

% Abuse contact for 'AS18097' is 'hostmaster@nic.ad.jp'

aut-num:        AS18097
as-name:        DCN
descr:          D.C.N. Corporation
descr:          6F 4-2-16 Komaba Meguro
descr:          Tokyo JAPAN
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
remarks:        Email address for spam or abuse complaints : abuse@dcn.ad.jp
country:        JP
mnt-by:         MAINT-JPNIC
mnt-lower:      MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
last-modified:  2024-10-03T07:54:18Z
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 'AS18097'

aut-num:        AS18097
as-name:        DCN
descr:          D.C.N. Corporation
import:         from AS4694 100 accept ANY
import:         from AS9370 100 accept ANY
import:         from AS9371 100 accept ANY
import:         from AS10012 100 accept ANY
export:         to AS4694 announce AS18097
export:         to AS9370 announce AS18097
export:         to AS9371 announce AS18097
export:         to AS10012 announce AS18097
country:        JP
admin-c:        SK755JP
tech-c:         TF304JP
last-modified:  2004-05-27T20:43:08Z
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