AS4721 - JCOM Co., Ltd.


Detailed information about the Autonomous System AS4721:

API Url https://api.ipapi.is/?q=AS4721
Status Active
Organization JCOM Co., Ltd.
Description JCN JCOM Co., Ltd., JP
Website www.jcom.co.jp
Type isp
Abuse E-Mail -
Whois https://api.ipapi.is/?whois=AS4721
Created -
Updated 2022-02-18
Country JP

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.

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
111.90.0.0/18
111.90.64.0/18
112.137.32.0/20
112.137.32.0/21
112.137.40.0/21
112.137.64.0/18
112.137.64.0/19
112.137.96.0/19
113.52.16.0/20
113.52.16.0/21
113.52.24.0/21
113.61.112.0/20
113.61.112.0/21
113.61.120.0/21
114.134.112.0/20
114.134.112.0/21
114.134.120.0/21
114.134.192.0/18
114.134.192.0/19
114.134.224.0/19
114.142.128.0/21
114.142.128.0/22
114.142.132.0/22
114.198.192.0/19
114.198.192.0/20
114.198.208.0/20
114.198.224.0/21
114.198.224.0/22
114.198.228.0/22
115.42.96.0/20
115.42.96.0/21
115.42.104.0/21
116.70.128.0/18
116.70.128.0/19
116.70.160.0/19
118.83.0.0/16
118.83.0.0/17
118.83.128.0/17
118.86.0.0/15
118.86.0.0/16
118.87.0.0/16
122.255.128.0/17
122.255.128.0/18
122.255.192.0/18
123.98.224.0/19
123.98.224.0/20
123.98.240.0/20
175.41.64.0/18
175.41.64.0/19
175.41.96.0/19
175.103.12.0/22
175.103.12.0/23
175.103.14.0/23
180.92.32.0/19
180.92.32.0/20
180.92.48.0/20
180.149.160.0/19
180.149.160.0/20
180.149.176.0/20
182.50.192.0/19
182.50.192.0/20
182.50.208.0/20
182.50.224.0/20
182.50.224.0/21
182.50.232.0/21
202.43.16.0/20
202.43.16.0/21
202.43.24.0/21
202.43.68.0/22
202.43.68.0/23
202.43.70.0/23
202.72.64.0/20
202.72.64.0/21
202.72.72.0/21
202.78.176.0/20
202.78.176.0/21
202.78.184.0/21
202.83.184.0/21
202.83.184.0/22
202.83.188.0/22
202.178.80.0/20
202.178.80.0/21
202.178.88.0/21
203.89.32.0/19
203.89.32.0/20
203.89.48.0/20
203.114.248.0/22
203.114.248.0/23
203.114.250.0/23
203.124.64.0/19
203.124.64.0/20
203.124.80.0/20
203.153.56.0/22
203.153.56.0/23
203.153.58.0/23
210.135.192.0/19
210.135.192.0/20
210.135.208.0/20
210.172.240.0/20
210.172.240.0/21
210.172.248.0/21
211.19.208.0/20
211.19.208.0/21
211.19.216.0/21
218.219.80.0/20
218.219.80.0/21
218.219.88.0/21
219.112.192.0/19
219.112.192.0/20
219.112.208.0/20
219.113.96.0/20
219.113.96.0/21
219.113.104.0/21
219.117.0.0/20
219.117.0.0/21
219.117.8.0/21
219.117.160.0/19
219.117.160.0/20
219.117.176.0/20
219.124.224.0/19
219.124.224.0/20
219.124.240.0/20
220.208.64.0/18
220.208.64.0/19
220.208.96.0/19
221.132.128.0/18
221.132.128.0/19
221.132.160.0/19
223.165.20.0/22
223.165.20.0/23
223.165.22.0/23
223.165.32.0/19
223.165.32.0/20
223.165.48.0/20
223.223.208.0/21
223.223.208.0/22
223.223.212.0/22

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.

refer:        whois.apnic.net

as-block:     4608-4865
organisation: Assigned by APNIC

whois:        whois.apnic.net
descr:        Assigned by APNIC

source:       IANA




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