AS4721 - JCOM Co., Ltd.
Detailed information about the Autonomous System AS4721:
IPv4 Prefixes
Currently, there are 162 IPv4 prefixes for AS4721 - JCOM Co., Ltd. in
the database.
This amounts to 1,263,616 IPv4 addresses that are hosted on this ASN. The following list shows the first 25 IPv4 prefixes of the ASN. To obtain all prefixes, please purchase the full database
14.193.0.0/16
14.193.0.0/17
14.193.128.0/17
61.203.224.0/19
61.203.224.0/20
61.203.240.0/20
110.4.48.0/20
110.4.48.0/21
110.4.56.0/21
110.92.80.0/20
110.92.80.0/21
110.92.88.0/21
110.93.0.0/21
110.93.0.0/22
110.93.4.0/22
110.173.240.0/20
110.173.240.0/21
110.173.248.0/21
110.232.0.0/19
110.232.0.0/20
110.232.16.0/20
110.232.128.0/21
110.232.128.0/22
110.232.132.0/22
111.90.0.0/17
IPv6 Prefixes
Currently, there are 1 IPv6 prefixes for AS4721 - JCOM Co., Ltd. in
the database.
This amounts to 79228162514264337593543950336 IPv6 addresses that are hosted on this ASN.
2001:c30::/32
Raw WHOIS Record - AS4721 - JCOM Co., Ltd.
as-block: AS4608 - AS4865
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: 2019-05-20T03:52:26Z
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
as-block: AS4683 - AS4735
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can be
remarks: queried at whois.nic.ad.jp.
remarks: To only display English output,
remarks: add '/e' at the end of command,
remarks: e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by: APNIC-HM
mnt-lower: MAINT-JPNIC
last-modified: 2023-08-28T04:50:39Z
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
aut-num: AS4721
as-name: JCN
descr: JCOM Co., Ltd.
import:
export:
country: JP
admin-c: JP00124485
tech-c: JP00124485
last-modified: 2022-02-18T01:33:18Z
source: JPNIC