What is ASN AS139468?

ASN AS139468 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS139468?

AS139468 is listed under DC Communications Inc..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

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AS139468 DC Communications Inc.

DC Communications Inc. dc-communications.jp

JP 13 Routes

AS Data

AS139468

AS139468 – DC Communications Inc.

AS Number	139468
AS Name	DCI-AS-AP
Organization	DC Communications Inc. (org-dci4-ap)
Country	JP
Website	dc-communications.jp
Number of IPv4 Routes	12
Number of IPv6 Routes	1
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS139468 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
103.240.13.0/24	AS139468	DC Communications Inc.	DCI JP	256
2405:9e40::/32	AS139468	DC Communications Inc.	DC Communications Inc.	~79×10²⁷
101.0.28.0/24	AS139468	DC Communications Inc.	DCCOM	256
45.116.134.0/23	AS139468	DC Communications Inc.	DCI JP	512
103.37.132.0/22	AS15830	Equinix EMEA Acquisition Enterprises B.V.	DCI JP	1024
45.116.134.0/24	AS139468	DC Communications Inc.	DCI JP	256
101.0.31.0/24	AS139468	DC Communications Inc.	DCCOM	256
103.240.12.0/22	AS139468	DC Communications Inc.	DCI JP	1024
103.245.4.0/22	AS139468	DC Communications Inc.	DCCOMMUNICATION	1024
43.239.105.0/24	AS139468	DC Communications Inc.	GLOBAL NA JP	256
101.0.29.0/24	AS139468	DC Communications Inc.	DCCOM	256
103.28.28.0/22	AS139468	DC Communications Inc.	DC Communications Inc.	1024
103.9.94.0/23	AS139468	DC Communications Inc.	DCI JP	512

Raw Whois Response

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

% Information related to 'AS138554 - AS139577'

as-block:       AS138554 - AS139577
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2017-12-08T06:45:58Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS139468'

% Abuse contact for 'AS139468' is 'abuse@dc-communications.jp'

aut-num:        AS139468
as-name:        DCI-AS-AP
descr:          DC Communications Inc.
country:        JP
org:            ORG-DCI4-AP
admin-c:        DCIA1-AP
tech-c:         DCIA1-AP
abuse-c:        AD923-AP
mnt-lower:      MAINT-DCI-JP
mnt-routes:     MAINT-DCI-JP
mnt-by:         APNIC-HM
mnt-irt:        IRT-DCI-JP
last-modified:  2020-08-11T23:49:10Z
source:         APNIC

irt:            IRT-DCI-JP
address:        Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022
e-mail:         abuse@dc-communications.jp
abuse-mailbox:  abuse@dc-communications.jp
admin-c:        DCIA1-AP
tech-c:         DCIA1-AP
auth:           # Filtered
remarks:        abuse@dc-communications.jp was validated on 2026-03-25
mnt-by:         MAINT-DCI-JP
last-modified:  2026-03-25T00:12:13Z
source:         APNIC

organisation:   ORG-DCI4-AP
org-name:       DC Communications Inc.
org-type:       LIR
country:        JP
address:        Dai 2 Take Bldg. 7F, Shinjuku 1-9-1
phone:          +81-3-6893-0254
e-mail:         netops@dc-communications.jp
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:55Z
source:         APNIC

role:           ABUSE DCIJP
country:        ZZ
address:        Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022
phone:          +000000000
e-mail:         abuse@dc-communications.jp
admin-c:        DCIA1-AP
tech-c:         DCIA1-AP
nic-hdl:        AD923-AP
remarks:        Generated from irt object IRT-DCI-JP
remarks:        abuse@dc-communications.jp was validated on 2026-03-25
abuse-mailbox:  abuse@dc-communications.jp
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-25T00:12:32Z
source:         APNIC

role:           DC Communications Inc administrator
address:        Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022
country:        JP
phone:          +81-3-6893-0254
e-mail:         abuse@dc-communications.jp
admin-c:        DCIA1-AP
tech-c:         DCIA1-AP
nic-hdl:        DCIA1-AP
mnt-by:         MAINT-DCI-JP
last-modified:  2019-08-01T06:41:25Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       138455 - 139577
ASName:         APNIC-ASBLOCK-132575
ASHandle:       AS138455
RegDate:        2006-11-29
Updated:        2024-09-03
Comment:        These AS numbers are not registered in the ARIN database.
Comment:        For details, refer to the APNIC Whois Database via
Comment:        WHOIS.APNIC.NET or http://wq.apnic.net/apnic-bin/whois.pl
Ref:            https://rdap.arin.net/registry/autnum/138455

ResourceLink:  https://apps.db.ripe.net/db-web-ui/query
ResourceLink:  whois.apnic.net


OrgName:        Asia Pacific Network Information Centre
OrgId:          APNIC
Address:        PO Box 3646
City:           South Brisbane
StateProv:      QLD
PostalCode:     4101
Country:        AU
RegDate:        
Updated:        2012-01-24
Ref:            https://rdap.arin.net/registry/entity/APNIC

ReferralServer:  whois://whois.apnic.net
ResourceLink:  http://wq.apnic.net/whois-search/static/search.html

OrgTechHandle: AWC12-ARIN
OrgTechName:   APNIC Whois Contact
OrgTechPhone:  +61 7 3858 3188 
OrgTechEmail:  search-apnic-not-arin@apnic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN

OrgAbuseHandle: AWC12-ARIN
OrgAbuseName:   APNIC Whois Contact
OrgAbusePhone:  +61 7 3858 3188 
OrgAbuseEmail:  search-apnic-not-arin@apnic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

No match!!

Reference: WHOIS servers of RIRs
  APNIC WHOIS(whois.apnic.net)
  ARIN WHOIS(whois.arin.net)
  RIPE WHOIS(apps.db.ripe.net)
  LACNIC WHOIS(whois.lacnic.net)
  AfriNIC WHOIS(whois.afrinic.net)
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS138554 - AS139577'

as-block:       AS138554 - AS139577
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2017-12-08T06:45:58Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS139468'

% Abuse contact for 'AS139468' is 'abuse@dc-communications.jp'

aut-num:        AS139468
as-name:        DCI-AS-AP
descr:          DC Communications Inc.
country:        JP
org:            ORG-DCI4-AP
admin-c:        DCIA1-AP
tech-c:         DCIA1-AP
abuse-c:        AD923-AP
mnt-lower:      MAINT-DCI-JP
mnt-routes:     MAINT-DCI-JP
mnt-by:         APNIC-HM
mnt-irt:        IRT-DCI-JP
last-modified:  2020-08-11T23:49:10Z
source:         APNIC

irt:            IRT-DCI-JP
address:        Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022
e-mail:         abuse@dc-communications.jp
abuse-mailbox:  abuse@dc-communications.jp
admin-c:        DCIA1-AP
tech-c:         DCIA1-AP
auth:           # Filtered
remarks:        abuse@dc-communications.jp was validated on 2026-03-25
mnt-by:         MAINT-DCI-JP
last-modified:  2026-03-25T00:12:13Z
source:         APNIC

organisation:   ORG-DCI4-AP
org-name:       DC Communications Inc.
org-type:       LIR
country:        JP
address:        Dai 2 Take Bldg. 7F, Shinjuku 1-9-1
phone:          +81-3-6893-0254
e-mail:         netops@dc-communications.jp
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:55Z
source:         APNIC

role:           ABUSE DCIJP
country:        ZZ
address:        Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022
phone:          +000000000
e-mail:         abuse@dc-communications.jp
admin-c:        DCIA1-AP
tech-c:         DCIA1-AP
nic-hdl:        AD923-AP
remarks:        Generated from irt object IRT-DCI-JP
remarks:        abuse@dc-communications.jp was validated on 2026-03-25
abuse-mailbox:  abuse@dc-communications.jp
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-25T00:12:32Z
source:         APNIC

role:           DC Communications Inc administrator
address:        Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022
country:        JP
phone:          +81-3-6893-0254
e-mail:         abuse@dc-communications.jp
admin-c:        DCIA1-AP
tech-c:         DCIA1-AP
nic-hdl:        DCIA1-AP
mnt-by:         MAINT-DCI-JP
last-modified:  2019-08-01T06:41:25Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-JP1)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS138554 - AS139577",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2017-12-08",
    "source" : "APNIC"
  }, {
    "as_block" : "AS138554 - AS139577",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2017-12-08",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS139468",
    "as_name" : "DCI-AS-AP",
    "description" : [ "DC Communications Inc." ],
    "country" : "JP",
    "organization" : "ORG-DCI4-AP",
    "admin_contacts" : [ "DCIA1-AP" ],
    "tech_contacts" : [ "DCIA1-AP" ],
    "abuse_contacts" : [ "AD923-AP" ],
    "mnt_irt" : [ "IRT-DCI-JP" ],
    "mnt_lower" : [ "MAINT-DCI-JP" ],
    "mnt_routes" : [ "MAINT-DCI-JP" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-08-11",
    "source" : "APNIC"
  }, {
    "aut_num" : "AS139468",
    "as_name" : "DCI-AS-AP",
    "description" : [ "DC Communications Inc." ],
    "country" : "JP",
    "organization" : "ORG-DCI4-AP",
    "admin_contacts" : [ "DCIA1-AP" ],
    "tech_contacts" : [ "DCIA1-AP" ],
    "abuse_contacts" : [ "AD923-AP" ],
    "mnt_irt" : [ "IRT-DCI-JP" ],
    "mnt_lower" : [ "MAINT-DCI-JP" ],
    "mnt_routes" : [ "MAINT-DCI-JP" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-08-11",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-DCI-JP",
    "address" : [ "Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022" ],
    "street" : "Shinjuku 1-9-1",
    "city" : "Tokyo",
    "zip_code" : "160-0022",
    "email" : [ "abuse@dc-communications.jp" ],
    "abuse_mailbox" : [ "abuse@dc-communications.jp" ],
    "admin_contacts" : [ "DCIA1-AP" ],
    "tech_contacts" : [ "DCIA1-AP" ],
    "remarks" : [ "abuse@dc-communications.jp was validated on 2026-03-25" ],
    "mnt_by" : [ "MAINT-DCI-JP" ],
    "date_updated" : "2026-03-25",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-DCI4-AP",
    "name" : "DC Communications Inc.",
    "type" : "LIR",
    "address" : [ "Dai 2 Take Bldg. 7F, Shinjuku 1-9-1" ],
    "country" : [ "JP" ],
    "email" : [ "netops@dc-communications.jp" ],
    "phone" : [ "+81-3-6893-0254" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "DCIA1-AP",
    "name" : "DC Communications Inc administrator",
    "address" : [ "Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022" ],
    "street" : "Shinjuku 1-9-1",
    "city" : "Tokyo",
    "zip_code" : "160-0022",
    "country" : "JP",
    "email" : [ "abuse@dc-communications.jp" ],
    "phone" : [ "+81-3-6893-0254" ],
    "admin_contacts" : [ "DCIA1-AP" ],
    "tech_contacts" : [ "DCIA1-AP" ],
    "mnt_by" : [ "MAINT-DCI-JP" ],
    "date_updated" : "2019-08-01",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "DCIA1-AP",
    "name" : "DC Communications Inc administrator",
    "address" : [ "Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022" ],
    "street" : "Shinjuku 1-9-1",
    "city" : "Tokyo",
    "zip_code" : "160-0022",
    "country" : "JP",
    "email" : [ "abuse@dc-communications.jp" ],
    "phone" : [ "+81-3-6893-0254" ],
    "admin_contacts" : [ "DCIA1-AP" ],
    "tech_contacts" : [ "DCIA1-AP" ],
    "mnt_by" : [ "MAINT-DCI-JP" ],
    "date_updated" : "2019-08-01",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AD923-AP",
    "name" : "ABUSE DCIJP",
    "address" : [ "Dai 2 Take Bldg. 7F, Shinjuku 1-9-1, Shinjuku-ku Tokyo 160-0022" ],
    "street" : "Shinjuku 1-9-1",
    "city" : "Tokyo",
    "zip_code" : "160-0022",
    "country" : "ZZ",
    "email" : [ "abuse@dc-communications.jp" ],
    "abuse_mailbox" : [ "abuse@dc-communications.jp" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "DCIA1-AP" ],
    "tech_contacts" : [ "DCIA1-AP" ],
    "remarks" : [ "Generated from irt object IRT-DCI-JP", "abuse@dc-communications.jp was validated on 2026-03-25" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-03-25",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS24482	SG.GS	SG
AS55900	GLBB Japan KK	JP
AS59105	Home NOC Operators Group	JP
AS45489	Sri Lanka Telecom PLC, GLobal Peering	LK
AS6939	Hurricane Electric LLC	US
AS2500	WIDE Project	JP
AS8966	EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC	AE
AS4775	Globe Telecoms	PH
AS8849	Melbikomas UAB	LT
AS2519	ARTERIA Networks Corporation	JP
AS150363	SoftEther Corporation	JP
AS150369	TelHi Corporation	JP
AS2497	Internet Initiative Japan Inc.	JP
AS8966	Etisalat - Emirates Telecommunications Corporation	AE
AS18106	Viewqwest Pte Ltd	SG
AS38195	Superloop	AU
AS25152	Reseaux IP Europeens Network Coordination Centre RIPE NCC	NL
AS45489	Sri Lanka Telecom Ltd	LK
AS9002	RETN Limited	GB
AS17639	Converge ICT Solutions Inc.	PH
AS9370	SAKURA Internet Inc.	JP
AS35280	F5 Networks SARL	FR
AS17676	SoftBank Corp.	JP
AS135607	Infinivan Incorporated	PH
AS140627	OneQode	AU
AS20485	Joint Stock Company TransTeleCom	RU
AS2515	Japan Network Information Center	JP
AS49544	i3D.net B.V	NL

Upstreams

AS Number	Description	Country
AS9370	SAKURA Internet Inc.	JP
AS2497	Internet Initiative Japan Inc.	JP
AS9002	RETN Limited	GB
AS17676	SoftBank Corp.	JP
AS6939	Hurricane Electric LLC	US
AS20485	Joint Stock Company TransTeleCom	RU
AS8966	EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC	AE
AS2519	ARTERIA Networks Corporation	JP

ASN Lookup Tool

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