City: Tsukuba
Region: Ibaraki
Country: Japan
Internet Service Provider: unknown
Hostname: unknown
Organization: unknown
Usage Type: unknown
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
NetRange: 130.158.0.0 - 130.158.255.255
CIDR: 130.158.0.0/16
NetName: APNIC-ERX-130-158-0-0
NetHandle: NET-130-158-0-0-1
Parent: NET130 (NET-130-0-0-0-0)
NetType: Early Registrations, Transferred to APNIC
OriginAS:
Organization: Asia Pacific Network Information Centre (APNIC)
RegDate: 2003-11-12
Updated: 2018-02-02
Comment: This IP address range is not registered in the ARIN database. This range was transferred to the APNIC Whois Database as part of the ERX (Early Registration Transfer) project. For details, refer to the APNIC Whois Database via WHOIS.APNIC.NET or http://wq.apnic.net/apnic-bin/whois.pl ** IMPORTANT NOTE: APNIC is the Regional Internet Registry for the Asia Pacific region. APNIC does not operate networks using this IP address range and is not able to investigate spam or abuse reports relating to these addresses. For more help, refer to http://www.apnic.net/apnic-info/whois_search2/abuse-and-spamming
Ref: https://rdap.arin.net/registry/ip/130.158.0.0
ResourceLink: https://apps.db.ripe.net/db-web-ui/query
ResourceLink: whois.apnic.net
OrgName: Asia Pacific Network Information Centre
OrgId: APNIC
Address: PO Box 3646
City: South Brisbane
StateProv: QLD
PostalCode: 4101
Country: AU
RegDate:
Updated: 2012-01-24
Ref: https://rdap.arin.net/registry/entity/APNIC
ReferralServer: whois://whois.apnic.net
ResourceLink: http://wq.apnic.net/whois-search/static/search.html
OrgTechHandle: AWC12-ARIN
OrgTechName: APNIC Whois Contact
OrgTechPhone: +61 7 3858 3188
OrgTechEmail: search-apnic-not-arin@apnic.net
OrgTechRef: https://rdap.arin.net/registry/entity/AWC12-ARIN
OrgAbuseHandle: AWC12-ARIN
OrgAbuseName: APNIC Whois Contact
OrgAbusePhone: +61 7 3858 3188
OrgAbuseEmail: search-apnic-not-arin@apnic.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/AWC12-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
Found a referral to whois.apnic.net.
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to '130.158.0.0 - 130.158.255.255'
% Abuse contact for '130.158.0.0 - 130.158.255.255' is 'hostmaster@nic.ad.jp'
inetnum: 130.158.0.0 - 130.158.255.255
netname: UTINS
country: JP
descr: University of Tsukuba
admin-c: KK17-AP
tech-c: KK17-AP
status: ALLOCATED PORTABLE
notify: katagisi@cc.tsukuba.ac.jp
notify: akira@cc.tsukuba.ac.jp
mnt-by: MAINT-JPNIC
mnt-irt: IRT-JPNIC-JP
mnt-lower: MAINT-JPNIC
last-modified: 2015-12-01T22:24:25Z
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 2024-11-27
mnt-by: MAINT-JPNIC
last-modified: 2025-09-04T01:00:00Z
source: APNIC
person: Kazuki Katagishi
address: University of Tsukuba
1-1-1 Tennoudai, Tsukuba305-8577
country: JP
phone: +81-298-53-6221
fax-no: +81-298-53-2983
e-mail: katagisi@cc.tsukuba.ac.jp
nic-hdl: KK17-AP
remarks: ----------
remarks: imported from ARIN object:
remarks:
remarks: poc-handle: KK631-ARIN
remarks: is-role: N
remarks: last-name: Katagishi
remarks: first-name: Kazuki
remarks: street: University of Tsukuba
1-1-1 Tennoudai, Tsukuba305-8577
remarks: country: JP
remarks: mailbox: katagisi@cc.tsukuba.ac.jp
remarks: fax-phone: +81-298-53-2983
remarks: bus-phone: +81-298-53-6221
remarks: reg-date: 2001-05-29
remarks: changed: hostmaster@arin.poc 20010529
remarks: source: ARIN
remarks:
remarks: ----------
notify: katagisi@cc.tsukuba.ac.jp
mnt-by: MNT-ERX-TSUKUBAUNI-NON-JP
last-modified: 2008-09-04T07:29:34Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5); <<>> DiG 9.10.3-P4-Ubuntu <<>> 130.158.130.211
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 64209
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;130.158.130.211. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026032801 1800 900 604800 86400
;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Mar 29 04:42:11 CST 2026
;; MSG SIZE rcvd: 108Host 211.130.158.130.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 211.130.158.130.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 60.188.33.171 | attack | Unauthorized connection attempt detected from IP address 60.188.33.171 to port 6656 [T] |
2020-01-29 17:24:43 |
| 180.95.238.236 | attack | Unauthorized connection attempt detected from IP address 180.95.238.236 to port 8081 [T] |
2020-01-29 17:31:37 |
| 114.99.12.10 | attackbotsspam | Unauthorized connection attempt detected from IP address 114.99.12.10 to port 6656 [T] |
2020-01-29 17:40:08 |
| 114.233.71.215 | attackspam | Unauthorized connection attempt detected from IP address 114.233.71.215 to port 6656 [T] |
2020-01-29 17:39:10 |
| 183.166.135.218 | attackspambots | Unauthorized connection attempt detected from IP address 183.166.135.218 to port 6656 [T] |
2020-01-29 17:55:18 |
| 123.179.129.180 | attackspam | Unauthorized connection attempt detected from IP address 123.179.129.180 to port 6656 [T] |
2020-01-29 18:01:08 |
| 119.118.13.91 | attackbotsspam | Unauthorized connection attempt detected from IP address 119.118.13.91 to port 8118 [T] |
2020-01-29 17:36:32 |
| 106.45.1.20 | attackspambots | Unauthorized connection attempt detected from IP address 106.45.1.20 to port 3979 [T] |
2020-01-29 17:45:05 |
| 223.240.220.135 | attack | Unauthorized connection attempt detected from IP address 223.240.220.135 to port 6656 [T] |
2020-01-29 17:28:44 |
| 119.7.82.121 | attackbotsspam | Unauthorized connection attempt detected from IP address 119.7.82.121 to port 6656 [T] |
2020-01-29 17:36:59 |
| 144.255.48.133 | attack | Unauthorized connection attempt detected from IP address 144.255.48.133 to port 6656 [T] |
2020-01-29 17:33:06 |
| 1.25.154.0 | attack | Unauthorized connection attempt detected from IP address 1.25.154.0 to port 23 [J] |
2020-01-29 17:53:32 |
| 36.110.102.114 | attackspambots | Unauthorized connection attempt detected from IP address 36.110.102.114 to port 22 [T] |
2020-01-29 17:28:18 |
| 164.52.24.162 | attack | Unauthorized connection attempt detected from IP address 164.52.24.162 to port 443 [J] |
2020-01-29 17:32:33 |
| 49.86.180.211 | attackbots | Unauthorized connection attempt detected from IP address 49.86.180.211 to port 6656 [T] |
2020-01-29 17:26:38 |