112.137.40.0/21

AS4721  ·  JCOM Co., Ltd.

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Summary

Country Japan
Domain jcom.co.jp
ASN AS4721
Parent Range 112.137.32.0/20
Registry APNIC
ID JCN

WHOIS Details

inetnum:        112.137.32.0 - 112.137.47.255
netname:        JCN
descr:          JCOM Co., Ltd.
descr:          Daiwa Tower,
descr:          1-2-1 kamiogi,Suginami-ku,Tokyo,Japan
country:        JP
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
status:         ALLOCATED PORTABLE
remarks:        Email address for spam or abuse complaints : abuse@home.ne.jp
mnt-irt:        IRT-JPNIC-JP
mnt-by:         MAINT-JPNIC
mnt-lower:      MAINT-JPNIC
last-modified:  2021-09-27T07:42:00Z
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 2020-07-23
mnt-by:         MAINT-JPNIC
last-modified:  2022-06-14T04:26:58Z
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

inetnum:        112.137.32.0 - 112.137.47.255
netname:        JCOM-NET
descr:          Jupiter Telecommunications Co., Ltd.
country:        JP
admin-c:        JP00006551
tech-c:         JP00006551
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)
last-modified:  2015-11-25T04:35:20Z
source:         JPNIC

Overlapping Ranges

BGP prefixes that contain 112.137.40.0/21

Range ASN Company Num of IPs
112.137.32.0/20 AS4721 JCOM Co., Ltd. 4,096

Nearby Ranges

BGP prefixes that overlap with 112.137.0.0/16

Range ASN Company Num of IPs
112.137.192.0/18 AS10010 TOKAI Communications Corporation 16,384
112.137.64.0/18 AS4721 JCOM Co., Ltd. 16,384
112.137.144.0/20 AS18092 Kyushu Tele Communications Company 4,096
112.137.128.0/20 AS45542 VietNam National University Ha Noi 4,096
112.137.32.0/20 AS4721 JCOM Co., Ltd. 4,096
112.137.56.0/21 AS18126 Chubu Telecommunications Co.,Inc. 2,048
112.137.184.0/21 AS15830 Equinix Japan Enterprise K.K. 2,048
112.137.144.0/21 AS18092 Kyushu Tele Communications Company 2,048
112.137.152.0/21 AS18092 Kyushu Tele Communications Company 2,048
112.137.176.0/21 AS18401 DAEGU UNIVERSITY 2,048
112.137.174.0/24 AS17971 TM VADS DC Hosting 256
112.137.16.0/24 AS9304 HGCINTNET 256
112.137.21.0/24 AS9304 Internet 256

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

31 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
112.137.44.1 AS4721 JCOM Co., Ltd. 2.21ms from Tokyo, JP
112.137.41.42 AS4721 JCOM Co., Ltd. 9.94ms from Tokyo, JP
112.137.43.252 AS4721 JCOM Co., Ltd. 10.16ms from Tokyo, JP
112.137.42.233 AS4721 JCOM Co., Ltd. 10.84ms from Tokyo, JP
112.137.47.138 AS4721 JCOM Co., Ltd. 11.27ms from Tokyo, JP
112.137.45.253 AS4721 JCOM Co., Ltd. 10.62ms from Tokyo, JP
112.137.46.180 AS4721 JCOM Co., Ltd. 10.65ms from Tokyo, JP
112.137.40.1 AS4721 JCOM Co., Ltd. 2.50ms from Tokyo, JP

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
34.86.138.117 AS396982 Google LLC 0.11ms from Ashburn, US
76.250.173.181 AS7018 AT&T Enterprises, LLC 4.01ms from Atlanta, US
87.97.47.69 AS20845 DIGI Tavkozlesi es Szolgaltato Kft. 5.37ms from Budapest, HU
183.66.121.5 AS4134 CHINANET-BACKBONE 7.16ms from Chongqing, CN
99.8.32.21 AS7018 AT&T Enterprises, LLC 2.20ms from Dallas, US
52.158.27.53 AS8075 Microsoft Corporation 0.20ms from Dublin, IE
91.47.156.101 AS3320 Deutsche Telekom AG 7.96ms from Frankfurt am Main, DE
122.44.11.133 AS17858 LG POWERCOMM 2.25ms from Incheon, KR
86.169.2.213 AS2856 British Telecommunications PLC 4.07ms from London, GB
12.105.230.133 AS7018 AT&T Enterprises, LLC 4.86ms from Los Angeles, US
109.7.45.69 AS15557 Societe Francaise Du Radiotelephone - SFR SA 9.27ms from Lyon, FR
181.129.65.5 AS13489 UNE EPM TELECOMUNICACIONES S.A. 0.70ms from Medellin, CO
109.168.1.37 AS5602 Retelit Digital Services S.p.A. 0.26ms from Milan, IT
24.118.40.213 AS7922 Comcast Cable Communications, LLC 2.59ms from Minneapolis, US
34.235.41.85 AS14618 Amazon.com, Inc. 0.20ms from Reston, US
76.133.86.165 AS7922 Comcast Cable Communications, LLC 6.88ms from San Jose, US
52.234.102.117 AS8075 Microsoft Corporation 1.21ms from San Jose, US
82.214.119.5 AS25467 Akton d.o.o. 0.52ms from Skopje, MK
191.204.192.133 AS26599 TELEFÔNICA BRASIL S.A 1.82ms from São Paulo, BR
60.157.96.197 AS17676 SoftBank Corp. 2.75ms from Tokyo, JP
99.248.115.133 AS812 Rogers Communications Canada Inc. 5.57ms from Toronto, CA
77.223.65.85 AS51604 JSC "ER-Telecom Holding" 12.63ms from Yekaterinburg, RU
42.228.6.69 AS4837 CHINA UNICOM China169 Backbone 0.70ms from Zhengzhou, CN
134.164.86.21 AS6009 United States Department of Defense (DoD) 0.60ms from Atlanta, US
39.96.250.5 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 2.02ms from Beijing, CN

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f4 112.137.40.1
traceroute to 112.137.40.1 (112.137.40.1): 64 hops max, 52 byte packets
4 [] 210.173.177.9 1.233 ms
6 *
7 *
8 [AS4721] 112.137.40.1 2.807 ms
Measurement taken from IPinfo ProbeNet in Tokyo, JP
On

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IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

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