Autonomous System details

AS131905

Japan Registry Services Co., Ltd.  ·  jprs.co.jp

Japan
    Stub AS Icon Stub AS

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AS131905 – Japan Registry Services Co., Ltd.

Field Value
Country Japan
Website jprs.co.jp
Hosted domains 0
IPv4 addresses 1,024
IPv6 addresses 79,228,162,514,264,337,593,543,950,336
ASN type ISP
Registry jpnic
Allocated 14 years ago on Aug 04, 2011
Updated 5 months ago on Aug 14, 2025
Netblock Company Num of IPs
103.198.208.0/23 Japan Registry Services Co., Ltd. 512
103.198.210.0/24 Japan Registry Services Co., Ltd. 256
219.100.72.0/24 Japan Registry Services Co., Ltd. 256
Netblock Company
2403:2880::/32 Japan Registry Services Co., Ltd.
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IP Ranges API

WHOIS Details


                                                ASHandle:       AS131905
                                                OrgID:          AS131905
                                                ASName:         AS131905
                                                ASNumber:       AS131905
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are no domains currently hosted on this ASN.

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Useful for Cybersecurity

Peers

There is 1 peer for this ASN.

Peers Name
AS18149 Japan Registry Service Co., Ltd.
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Upstreams

There is 1 peer for this ASN.

upstreams Name
AS18149 Japan Registry Service Co., Ltd.
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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

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

IP Address ASN Details
103.198.210.18 AS131905 Japan Registry Services Co., Ltd. 1.19ms from Tokyo, JP
2403:2880::1 AS131905 Japan Registry Services Co., Ltd. 1.42ms 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
77.61.33.129 AS1136 KPN B.V. 1.26ms from Amsterdam, NL
80.56.18.1 AS33915 Vodafone Libertel B.V. 0.78ms from Amsterdam, NL
173.73.193.1 AS701 Verizon Business 1.42ms from Ashburn, US
73.214.1.177 AS7922 Comcast Cable Communications, LLC 13.10ms from Ashburn, US
73.236.190.1 AS7922 Comcast Cable Communications, LLC 6.97ms from Ashburn, US
50.4.35.1 AS12083 WideOpenWest Finance LLC 4.06ms from Atlanta, US
47.42.40.1 AS20115 Charter Communications LLC 4.96ms from Atlanta, US
125.25.123.17 AS23969 TOT Public Company Limited 1.38ms from Bangkok, TH
93.87.114.1 AS8400 TELEKOM SRBIJA a.d. 1.60ms from Belgrade, RS
190.159.2.129 AS14080 Telmex Colombia S.A. 0.41ms from Bogota, CO
89.181.186.49 AS2860 NOS COMUNICACOES, S.A. 2.27ms from Braga, PT
88.251.185.1 AS47331 TTNet A.S. 6.87ms from Bursa, TR
119.86.184.1 AS4134 CHINANET-BACKBONE 2.14ms from Chongqing, CN
187.54.53.1 AS8167 V tal 1.12ms from Curitiba, BR
162.227.102.129 AS7018 AT&T Enterprises, LLC 2.59ms from Dallas, US
96.3.10.1 AS11232 Midcontinent Communications 14.80ms from Denver, US
24.111.16.129 AS11232 Midcontinent Communications 14.76ms from Denver, US
38.68.83.1 AS174 Cogent Communications, LLC 1.02ms from Detroit, US
194.176.69.1 AS12703 Pulsant (Scotland) Ltd 3.04ms from Edinburgh, GB
187.61.136.1 AS28220 Alares Cabo Servicos de Telecomunicacoes S.A. 8.44ms from Fortaleza, BR
61.175.245.209 AS4134 CHINANET-BACKBONE 4.94ms from Hangzhou, CN
78.187.54.1 AS9121 Turk Telekomunikasyon Anonim Sirketi 18.26ms from Izmir, TR
41.186.24.209 AS36890 MTN Rwandacell 0.58ms from Kigali, RW
213.3.32.97 AS3303 Swisscom (Switzerland) Ltd 0.98ms from Lausanne, CH
81.193.35.1 AS3243 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 6.08ms from Lisbon, PT

Traceroute

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

$
traceroute -a -n -q1 -f6 -m18 103.198.209.232
traceroute to 103.198.209.232 (103.198.209.232): 18 hops max, 52 byte packets
6 [AS4134] 124.31.2.137 1.958 ms
7 *
8 *
9 *
10 [AS4134] 202.97.94.182 73.834 ms
11 [AS4134] 202.97.12.122 64.343 ms
12 *
13 *
14 [AS2914] 129.250.3.103 124.813 ms
15 [AS2914] 61.213.145.90 158.813 ms
16 *
17 *
18 *
Measurement taken from IPinfo ProbeNet in Lhasa, CN
On

Related Networks

What is an ASN?

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS131905 at robtex.

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