Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: China

Internet Service Provider: China Unicom

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '123.4.0.0 - 123.7.255.255'

% Abuse contact for '123.4.0.0 - 123.7.255.255' is 'hqs-ipabuse@chinaunicom.cn'

inetnum:        123.4.0.0 - 123.7.255.255
netname:        UNICOM-HA
descr:          China Unicom Henan province network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         WW444-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP-HA
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2025-01-22T13:07:33Z
source:         APNIC

irt:            IRT-CU-CN
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
e-mail:         hqs-ipabuse@chinaunicom.cn
abuse-mailbox:  hqs-ipabuse@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
auth:           # Filtered
remarks:        hqs-ipabuse@chinaunicom.cn was validated on 2026-08-19
mnt-by:         MAINT-CNCGROUP
last-modified:  2026-08-19T00:57:22Z
source:         APNIC

role:           ABUSE CUCN
country:        ZZ
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
phone:          +000000000
e-mail:         hqs-ipabuse@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
nic-hdl:        AC1718-AP
remarks:        Generated from irt object IRT-CU-CN
remarks:        hqs-ipabuse@chinaunicom.cn was validated on 2026-08-19
abuse-mailbox:  hqs-ipabuse@chinaunicom.cn
mnt-by:         APNIC-ABUSE
last-modified:  2026-08-20T03:22:23Z
source:         APNIC

person:         ChinaUnicom Hostmaster
nic-hdl:        CH1302-AP
e-mail:         hqs-ipabuse@chinaunicom.cn
address:        No.21,Jin-Rong Street
address:        Beijing,100033
address:        P.R.China
phone:          +86-10-66259764
fax-no:         +86-10-66259764
country:        CN
mnt-by:         MAINT-CNCGROUP
last-modified:  2017-08-17T06:13:16Z
source:         APNIC

person:         Wei Wang
nic-hdl:        WW444-AP
e-mail:         abuse@public.zz.ha.cn
address:        #55 San Quan Road, Zhengzhou, Henan Provice
phone:          +86-371-65952358
fax-no:         +86-371-65968952
country:        CN
mnt-by:         MAINT-CNCGROUP-HA
last-modified:  2010-03-05T08:20:01Z
source:         APNIC

% Information related to '123.4.0.0/14AS4837'

route:          123.4.0.0/14
descr:          CNC Group CHINA169 Henan Province Network
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2008-09-04T07:54:53Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 123.5.212.148
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 42382
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;123.5.212.148.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026081901 1800 900 604800 86400

;; Query time: 14 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Aug 20 12:31:57 CST 2026
;; MSG SIZE  rcvd: 106
Host info
148.212.5.123.in-addr.arpa domain name pointer hn.kd.ny.adsl.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
148.212.5.123.in-addr.arpa	name = hn.kd.ny.adsl.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
14.29.182.168 attackspam
Jan 14 13:21:33 nandi sshd[1439]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.29.182.168  user=r.r
Jan 14 13:21:34 nandi sshd[1439]: Failed password for r.r from 14.29.182.168 port 40676 ssh2
Jan 14 13:21:37 nandi sshd[1439]: Received disconnect from 14.29.182.168: 11: Bye Bye [preauth]
Jan 14 13:36:14 nandi sshd[11351]: Invalid user test1234 from 14.29.182.168
Jan 14 13:36:14 nandi sshd[11351]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.29.182.168 
Jan 14 13:36:16 nandi sshd[11351]: Failed password for invalid user test1234 from 14.29.182.168 port 48594 ssh2
Jan 14 13:36:16 nandi sshd[11351]: Received disconnect from 14.29.182.168: 11: Bye Bye [preauth]
Jan 14 13:40:03 nandi sshd[13383]: Invalid user tpuser from 14.29.182.168
Jan 14 13:40:03 nandi sshd[13383]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.29.182.168 


........
-------------------------------------------
2020-01-14 22:05:33
39.36.169.51 attack
Lines containing failures of 39.36.169.51
Jan 14 13:42:07 shared12 sshd[23797]: Invalid user ge from 39.36.169.51 port 60762
Jan 14 13:42:07 shared12 sshd[23797]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.36.169.51
Jan 14 13:42:09 shared12 sshd[23797]: Failed password for invalid user ge from 39.36.169.51 port 60762 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=39.36.169.51
2020-01-14 22:08:25
110.53.234.135 attackspam
ICMP MH Probe, Scan /Distributed -
2020-01-14 22:23:10
121.121.118.209 attackspam
Automatic report - Port Scan Attack
2020-01-14 22:02:24
112.85.42.180 attackbots
Jan 14 14:53:06 server sshd[22457]: Failed none for root from 112.85.42.180 port 41098 ssh2
Jan 14 14:53:08 server sshd[22457]: Failed password for root from 112.85.42.180 port 41098 ssh2
Jan 14 14:53:13 server sshd[22457]: Failed password for root from 112.85.42.180 port 41098 ssh2
2020-01-14 22:00:09
110.53.234.218 attackbots
ICMP MH Probe, Scan /Distributed -
2020-01-14 21:55:05
104.248.65.180 attackbotsspam
$f2bV_matches
2020-01-14 21:42:18
117.95.220.140 attackspam
MultiHost/MultiPort Probe, Scan, Hack -
2020-01-14 21:44:03
189.209.1.86 attack
Automatic report - Port Scan Attack
2020-01-14 21:56:35
117.50.93.75 attackspam
MultiHost/MultiPort Probe, Scan, Hack -
2020-01-14 21:50:18
110.53.234.187 attackbotsspam
ICMP MH Probe, Scan /Distributed -
2020-01-14 22:08:05
200.106.100.55 attackbotsspam
Jan 14 14:04:03 mail postfix/smtpd\[21742\]: warning: unknown\[200.106.100.55\]: SASL PLAIN authentication failed: Connection lost to authentication server
Jan 14 14:04:15 mail postfix/smtpd\[24529\]: warning: unknown\[200.106.100.55\]: SASL PLAIN authentication failed: Connection lost to authentication server
Jan 14 14:04:32 mail postfix/smtpd\[23752\]: warning: unknown\[200.106.100.55\]: SASL PLAIN authentication failed: Connection lost to authentication server
2020-01-14 21:55:31
138.68.20.158 attackbotsspam
Jan 14 14:04:15 hosting180 sshd[19146]: Invalid user vision from 138.68.20.158 port 51668
...
2020-01-14 22:12:01
110.53.234.221 attackspambots
ICMP MH Probe, Scan /Distributed -
2020-01-14 21:48:29
177.25.150.104 attackspam
1579007090 - 01/14/2020 14:04:50 Host: 177.25.150.104/177.25.150.104 Port: 22 TCP Blocked
2020-01-14 21:41:06

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