63804 DOVA-YFM-NET DOVA Corporation, JP
Adjacency: 3 Upstream: 2 Downstream: 1
Upstream Adjacent AS list
AS6421 AS6421 - TATA COMMUNICATIONS AMERICA INC, US
AS6453 AS6453 - TATA COMMUNICATIONS AMERICA INC, US
Downstream Adjacent AS list
AS45680 DOVA-NET DOVA Corporation, JP
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 51664 AS63804 ORIGIN Originate: 512 /23.00 Transit: 0 /0.00 DOVA-YFM-NET DOVA Corporation, JP
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 52701 AS63804 DOVA-YFM-NET DOVA Corporation, JP 1 0 0 1 0 0.00% Prefix AS Path Aggregation Suggestion 101.78.4.0/23 4777 2516 6453 63804
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS63804 1 More Specifics 1 Total Advertisements DOVA-YFM-NET DOVA Corporation, JP
101.78.4.0/23 101.78.4.0/22
whois: 402332
IANA has recorded AS63804 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS63804\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS63488 - AS63999'
as-block: AS63488 - AS63999
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: 2013-09-11T23:49:48Z
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 'AS63770 - AS63809'
as-block: AS63770 - AS63809
descr: JPNIC-2Byte-ASBLOCK-AP
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: for assignment to JPNIC members
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can also be
remarks: queried at whois.nic.ad.jp
mnt-by: APNIC-HM
mnt-lower: MAINT-JPNIC
last-modified: 2014-08-25T06:41:43Z
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 'AS63804'
% Abuse contact for 'AS63804' is 'hostmaster@nic.ad.jp'
aut-num: AS63804
as-name: DOVA
descr: DOVA Corporation
descr: 2-2-1-1Minatomirai,Nishi-ku,yokohama,kanagawa,220-8117,Japan
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Email address for spam or abuse complaints : tech@dova.co.jp
country: JP
mnt-by: MAINT-JPNIC
mnt-lower: MAINT-JPNIC
mnt-irt: IRT-JPNIC-JP
last-modified: 2024-08-08T09:46:16Z
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: 2025-09-04T01:00:00Z
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 'AS63804'
aut-num: AS63804
as-name: DOVA-YFM-NET
descr: DOVA Corporation
import:
export:
country: JP
admin-c: JP00234729
tech-c: JP00234729
last-modified: 2026-03-24T19:46:10Z
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 1.88.36-SNAPSHOT (WHOIS-AU5)