133.1.0.0/16

AS4730  ·  Osaka University

Need more data or want to access it via API or data downloads? Sign up to get free access

Sign up for free ›

Summary

Country Japan
Domain nic.ad.jp
ASN AS4730
Registry APNIC
ID JPNIC-NET-JP-ERX

WHOIS Details

inetnum:        133.0.0.0 - 133.255.255.255
netname:        JPNIC-NET-JP-ERX
descr:          Japan Network Information Center
country:        JP
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
abuse-c:        AJ382-AP
remarks:        133/8 block is an ERX range which transfered from
remarks:        ARIN to APNIC on 2009-10-30
remarks:        The original allocation date was 1997-03-01
remarks:        Please search  whois.nic.ad.jp for more information
remarks:        about this range
remarks:        % whois -h whois.nic.ad.jp ***.***.***.***/e
status:         ALLOCATED PORTABLE
mnt-by:         APNIC-HM
mnt-lower:      MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
last-modified:  2022-11-01T04:33:10Z
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:         [email protected]
abuse-mailbox:  [email protected]
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2024-11-27
mnt-by:         MAINT-JPNIC
last-modified:  2025-09-04T01:00:00Z
source:         APNIC

role:           ABUSE JPNICJP
country:        ZZ
address:        Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047, japan
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
e-mail:         [email protected]
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
nic-hdl:        AJ382-AP
remarks:        Generated from irt object IRT-JPNIC-JP
remarks:        [email protected] was validated on 2024-11-27
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-01-23T00:15:35Z
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:         [email protected]
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

Nearby Ranges

BGP prefixes that overlap with 133.0.0.0/8

Range ASN Company Num of IPs
133.237.0.0/16 AS23820 Rakuten Group, Inc. 65,536
133.125.0.0/16 AS7684 SAKURA Internet Inc. 65,536
133.123.0.0/16 AS7522 STNet, Incorporated 65,536
133.114.0.0/16 AS2527 Sony Network Communications Inc. 65,536
133.236.0.0/16 AS2497 Internet Initiative Japan Inc. 65,536
133.142.0.0/16 AS2497 Internet Initiative Japan Inc. 65,536
133.175.0.0/16 AS2519 ARTERIA Networks Corporation 65,536
133.242.0.0/16 AS7684 SAKURA Internet Inc. 65,536
133.163.0.0/16 AS2510 FUJITSU LIMITED 65,536
133.167.0.0/16 AS9371 SAKURA Internet Inc. 65,536
133.112.0.0/16 AS2522 Japan Network Information Center 65,536
133.218.0.0/16 AS2497 Internet Initiative Japan Inc. 65,536
133.159.0.0/16 AS2497 Internet Initiative Japan Inc. 65,536
133.137.0.0/16 AS2497 Internet Initiative Japan Inc. 65,536
133.110.0.0/16 AS2497 Internet Initiative Japan Inc. 65,536
133.18.0.0/16 AS24282 KAGOYA JAPAN Inc. 65,536
133.155.128.0/17 AS7524 ITEC Hankyu Hanshin Co.,Ltd. 32,768
133.130.128.0/17 AS2514 NTT PC Communications,Inc. 32,768
133.155.0.0/17 AS7524 ITEC Hankyu Hanshin Co.,Ltd. 32,768
133.186.128.0/17 AS45974 NHN Cloud Japan Corporation 32,768
133.232.128.0/17 AS2514 NTT PC Communications,Inc. 32,768
133.165.192.0/18 AS17534 NSK Co.,Ltd. 16,384
133.32.0.0/18 AS2519 ARTERIA Networks Corporation 16,384
133.247.0.0/18 AS131918 SHONAN CABLE NETWORK 16,384
133.165.128.0/18 AS2527 Sony Network Communications Inc. 16,384
133.149.192.0/18 AS2519 ARTERIA Networks Corporation 16,384
133.186.64.0/18 AS131915 Hamamatsu Cable Television .Inc 16,384
133.238.64.0/18 AS131958 TAMA CABLE NETWORK CO., LTD. 16,384
133.149.128.0/18 AS4677 Marubeni OKI Network Solutions Inc. 16,384
133.232.64.0/19 AS2514 INTERLINK Co.,LTD 8,192
133.226.96.0/19 AS9997 CTY Co.,Ltd. 8,192
133.32.224.0/19 AS2519 ARTERIA Networks Corporation 8,192
133.238.32.0/19 AS2497 IIJ Internet 8,192
133.226.64.0/19 AS7524 ITEC Hankyu Hanshin Co.,Ltd. 8,192
133.232.0.0/19 AS7682 DMG MORI Digital Co., LTD. 8,192
133.186.0.0/20 AS10010 TOKAI Communications Corporation 4,096
133.32.80.0/20 AS131918 SHONAN CABLE NETWORK 4,096
133.247.144.0/20 AS131949 General Incorporated Foundation Aso Telework Center 4,096
133.232.96.0/20 AS2514 INTERLINK Co.,LTD 4,096
133.226.0.0/20 AS131934 ICC Corporation 4,096
133.238.16.0/20 AS2497 IIJ Internet 4,096
133.32.128.0/20 AS2519 ARTERIA Networks Corporation 4,096
133.226.144.0/20 AS24279 SENDAI CATV CO.,LTD. 4,096
133.117.64.0/20 AS58791 GMO Internet Group, Inc. 4,096
133.226.16.0/20 AS23624 Chukai Television Co,.Ltd. 4,096
133.226.160.0/20 AS17958 Kasaoka Cable Vision LIMITED 4,096
133.117.80.0/20 AS18094 Tokyo Cable Network.,Inc. 4,096
133.88.48.0/20 AS23778 IMIZU CABLE NETWORK CO.,LTD. 4,096
133.88.32.0/20 AS18281 Chitahanto Cable Network Corp. 4,096
133.232.112.0/20 AS2514 INTERLINK Co.,LTD 4,096

Hosted domains

There are 16 domain names hosted across 14 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
133.1.138.1 osaka-u.ac.jp 4
133.1.138.171 cnt-osaka.com 1
133.1.163.75 ou1.jp 1
133.1.158.160 pdbj.org 1
133.1.186.7 awaji-forum.com 1
133.1.49.9 ifrec-sign-winterschool.org 1
133.1.175.75 jinka50.jp 1
133.1.139.33 kanemoto.tech 1
133.1.244.42 mljournalism.com 1
133.1.158.177 pdbj.org 1
133.1.198.212 hinoki-project.org 1
133.1.138.244 hanna-nw.org 1
133.1.144.181 boar.osaka 1
133.1.138.210 yamasakiseiji.com 1

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

2,453 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
133.1.34.112 AS4730 Osaka University 1.60ms from Osaka, JP
133.1.39.100 AS4730 Osaka University 1.68ms from Osaka, JP
133.1.41.2 AS4730 Osaka University 1.57ms from Osaka, JP
133.1.0.12 AS4730 Osaka University 1.14ms from Osaka, JP
133.1.23.50 AS4730 Osaka University 1.48ms from Osaka, JP
133.1.32.188 AS4730 Osaka University 1.67ms from Osaka, JP
133.1.43.75 AS4730 Osaka University 1.54ms from Osaka, JP
133.1.28.70 AS4730 Osaka University 1.59ms from Osaka, JP
133.1.18.12 AS4730 Osaka University 1.61ms from Osaka, JP
133.1.4.250 AS4730 Osaka University 1.54ms from Osaka, JP
133.1.8.157 AS4730 Osaka University 1.52ms from Osaka, JP
133.1.17.46 AS4730 Osaka University 1.43ms from Osaka, JP
133.1.9.132 AS4730 Osaka University 1.40ms from Osaka, JP
133.1.5.169 AS4730 Osaka University 1.68ms from Osaka, JP
133.1.40.31 AS4730 Osaka University 1.58ms from Osaka, JP
133.1.22.104 AS4730 Osaka University 1.69ms from Osaka, JP
133.1.21.9 AS4730 Osaka University 1.37ms from Osaka, JP
133.1.7.108 AS4730 Osaka University 1.50ms from Osaka, JP
133.1.16.99 AS4730 Osaka University 1.72ms from Osaka, JP
133.1.30.51 AS4730 Osaka University 1.65ms from Osaka, JP
133.1.37.67 AS4730 Osaka University 1.79ms from Osaka, JP
133.1.6.10 AS4730 Osaka University 2.55ms from Osaka, JP
133.1.33.177 AS4730 Osaka University 1.58ms from Osaka, JP
133.1.3.211 AS4730 Osaka University 1.46ms from Osaka, JP
133.1.35.80 AS4730 Osaka University 1.72ms from Osaka, 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
128.24.34.64 AS8075 Microsoft Corporation 0.33ms from Boydton, US
78.22.119.176 AS6848 Telenet BV 5.79ms from Brussels, BE
5.56.192.32 AS3209 Vodafone GmbH 10.24ms from Frankfurt am Main, DE
90.217.213.0 AS5607 Sky UK Limited 3.54ms from London, GB
154.63.59.144 AS174 Cogent Communications, LLC 0.24ms from Los Angeles, US
101.187.239.48 AS1221 Telstra Limited 1.86ms from Melbourne, AU
111.97.67.160 AS2516 KDDI CORPORATION 19.46ms from Osaka, JP
125.192.79.144 AS2518 BIGLOBE Inc. 11.10ms from Osaka, JP
78.118.231.48 AS15557 Societe Francaise Du Radiotelephone - SFR SA 12.20ms from Paris, FR
89.234.147.0 AS209090 Association Stolon 0.73ms from Paris, FR
90.54.105.16 AS3215 Orange S.A. 13.34ms from Paris, FR
114.34.173.144 AS3462 Data Communication Business Group 1.21ms from Taipei, TW
75.55.154.176 AS7018 AT&T Enterprises, LLC 14.09ms from Atlanta, US
20.96.115.64 AS8075 Microsoft Corporation 0.23ms from Boydton, US
143.208.46.128 AS263809 Facundo Valentini (Vallenet) 15.76ms from Buenos Aires, AR
31.127.228.144 AS2856 British Telecommunications PLC 6.45ms from Erith, GB
138.0.232.80 AS264567 JOSE DAS GRACAS SOARES DE LIMA EIRELI 7.37ms from Fortaleza, BR
159.75.127.224 AS45090 Shenzhen Tencent Computer Systems Company Limited 2.16ms from Guangzhou, CN
217.84.251.128 AS3320 Deutsche Telekom AG 6.54ms from Hamburg, DE
89.167.228.176 AS35831 Vnetrix Ltd 1.36ms from London, GB
46.25.214.160 AS12430 VODAFONE ESPANA S.A.U. 9.45ms from Madrid, ES
46.47.12.80 AS197298 Multifunctional Telecommunications Systems LTD 5.04ms from Moscow, RU
195.98.178.64 AS8334 LLC SETEL 0.44ms from Moscow, RU
82.191.24.48 AS3269 Telecom Italia S.p.A. 3.65ms from Rome, IT
95.52.85.128 AS12389 PJSC Rostelecom 9.39ms from Stockholm, SE

Traceroute

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

$
traceroute -a -n -q1 -f5 133.1.27.193
traceroute to 133.1.27.193 (133.1.27.193): 64 hops max, 52 byte packets
5 [AS6939] 184.105.222.10 232.01 ms
6 *
7 *
8 *
9 [AS2907] 150.99.188.62 244.378 ms
10 [AS4730] 133.1.0.11 240.578 ms
11 *
12 [AS4730] 133.1.27.193 245.459 ms
Measurement taken from IPinfo ProbeNet in Taellberg, SE
On

What are IP address ranges?

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.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

An API built with users in mind: reliable, accurate, and easy-to-use

Discover why industry-leading companies around the globe love our data. IPinfo's accurate insights fuel use cases from cybersecurity, data enrichment, web personalization, and much more.

IPinfo for all your IP geolocation needs

Our IP tools

Explore all tools
What is my IP

What is my IP

Test our data accuracy by viewing insights from your IP address.

See your IP address
Map IPs

Map IPs

Paste up to 500,000 IPs to see where they're located on a map.

Try Map IPs
Summarize IPs

Summarize IPs

Use our data visualization tool to create a visual overview of multiple IPs.

Try Summarize IPs