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 Telecom

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
IP Type Details Datetime
106.75.47.137 attack
Feb  2 08:59:44 server sshd\[3146\]: Failed password for invalid user test from 106.75.47.137 port 51976 ssh2
Feb  2 15:24:04 server sshd\[31483\]: Invalid user student07 from 106.75.47.137
Feb  2 15:24:04 server sshd\[31483\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.75.47.137 
Feb  2 15:24:06 server sshd\[31483\]: Failed password for invalid user student07 from 106.75.47.137 port 51976 ssh2
Feb  2 16:41:25 server sshd\[18509\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.75.47.137  user=root
...
2020-02-02 21:56:06
106.75.47.137 attack
Unauthorized connection attempt detected from IP address 106.75.47.137 to port 22 [T]
2020-02-02 04:10:58
106.75.47.137 attackbotsspam
Unauthorized connection attempt detected from IP address 106.75.47.137 to port 22 [T]
2020-01-28 09:41:40
106.75.47.137 attack
Invalid user ckl from 106.75.47.137 port 58632
2020-01-27 07:07:26
106.75.47.137 attackbots
Unauthorized connection attempt detected from IP address 106.75.47.137 to port 22 [T]
2020-01-17 09:02:35
106.75.47.137 attack
Unauthorized connection attempt detected from IP address 106.75.47.137 to port 22 [T]
2020-01-07 22:50:09
Whois info:
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '106.75.0.0 - 106.75.255.255'

% Abuse contact for '106.75.0.0 - 106.75.255.255' is 'jacky.jia@ucloud.cn'

inetnum:        106.75.0.0 - 106.75.255.255
netname:        UCLOUD-NET
descr:          Shanghai UCloud Information Technology Company Limited
country:        CN
admin-c:        JJ2197-AP
tech-c:         JJ2197-AP
abuse-c:        AC1601-AP
status:         ALLOCATED PORTABLE
mnt-by:         MAINT-CNNIC-AP
mnt-irt:        IRT-UCLOUD-NET-CN
mnt-lower:      MAINT-CNNIC-AP
mnt-routes:     MAINT-CNNIC-AP
last-modified:  2023-11-28T00:56:50Z
source:         APNIC

irt:            IRT-UCLOUD-NET-CN
address:        2nd Floor 3rd Building No.200 EAST Guoding Road,Yangpu District,Shanghai
e-mail:         jacky.jia@ucloud.cn
abuse-mailbox:  jacky.jia@ucloud.cn
admin-c:        JJ2197-AP
tech-c:         JJ2197-AP
auth:           # Filtered
mnt-by:         MAINT-CNNIC-AP
last-modified:  2025-11-18T00:35:05Z
source:         APNIC

role:           ABUSE CNNICCN
country:        ZZ
address:        Beijing, China
phone:          +000000000
e-mail:         ipas@cnnic.cn
admin-c:        IP50-AP
tech-c:         IP50-AP
nic-hdl:        AC1601-AP
remarks:        Generated from irt object IRT-CNNIC-CN
remarks:        ipas@cnnic.cn is invalid
abuse-mailbox:  ipas@cnnic.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-19T17:20:32Z
source:         APNIC

person:         Jinhui Jia
e-mail:         hegui@ucloud.cn
address:        510,SOHO B,Zhongguancun,Haidian, Beijing
phone:          +86-13811069300
country:        CN
mnt-by:         MAINT-CNNIC-AP
nic-hdl:        JJ2197-AP
last-modified:  2022-03-23T06:19:21Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 106.75.47.91
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9068
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;106.75.47.91.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026032901 1800 900 604800 86400

;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Mar 30 12:00:09 CST 2026
;; MSG SIZE  rcvd: 105
Host info
Host 91.47.75.106.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 91.47.75.106.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.89.173.145 attackspambots
08/20/2019-22:27:54.327205 51.89.173.145 Protocol: 17 ET SCAN Sipvicious User-Agent Detected (friendly-scanner)
2019-08-21 10:37:29
60.173.9.72 attack
Unauthorized connection attempt from IP address 60.173.9.72 on Port 25(SMTP)
2019-08-21 11:21:41
201.249.196.74 attackspambots
Unauthorized connection attempt from IP address 201.249.196.74 on Port 445(SMB)
2019-08-21 11:07:32
169.62.162.169 attackbots
Aug 21 02:46:35 game-panel sshd[23855]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=169.62.162.169
Aug 21 02:46:38 game-panel sshd[23855]: Failed password for invalid user manager from 169.62.162.169 port 49534 ssh2
Aug 21 02:50:52 game-panel sshd[24018]: Failed password for root from 169.62.162.169 port 40180 ssh2
2019-08-21 11:06:12
23.126.140.33 attackspambots
$f2bV_matches
2019-08-21 10:40:18
186.67.45.75 attackbotsspam
19/8/20@21:33:02: FAIL: IoT-SSH address from=186.67.45.75
...
2019-08-21 11:19:58
14.241.36.46 attackspam
Unauthorized connection attempt from IP address 14.241.36.46 on Port 445(SMB)
2019-08-21 11:24:07
217.112.128.168 attack
Postfix DNSBL listed. Trying to send SPAM.
2019-08-21 11:01:15
115.29.11.56 attackbotsspam
Aug 21 04:56:01 root sshd[17552]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.29.11.56 
Aug 21 04:56:03 root sshd[17552]: Failed password for invalid user lhy from 115.29.11.56 port 45663 ssh2
Aug 21 04:59:12 root sshd[17589]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.29.11.56 
...
2019-08-21 11:23:26
165.227.143.37 attack
Aug 21 03:52:17 cp sshd[1381]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.227.143.37
2019-08-21 10:43:53
218.92.0.175 attackspam
Aug 21 04:03:57 mail sshd\[2854\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.175  user=root
Aug 21 04:03:59 mail sshd\[2854\]: Failed password for root from 218.92.0.175 port 22276 ssh2
Aug 21 04:04:02 mail sshd\[2854\]: Failed password for root from 218.92.0.175 port 22276 ssh2
Aug 21 04:04:05 mail sshd\[2854\]: Failed password for root from 218.92.0.175 port 22276 ssh2
Aug 21 04:04:19 mail sshd\[2908\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.175  user=root
2019-08-21 10:56:43
103.195.252.150 attackbots
Automatic report - Port Scan Attack
2019-08-21 11:17:34
103.199.42.165 attackspam
Unauthorized connection attempt from IP address 103.199.42.165 on Port 445(SMB)
2019-08-21 11:16:45
202.162.200.242 attackspam
Aug 20 23:01:18 plusreed sshd[8685]: Invalid user ce from 202.162.200.242
...
2019-08-21 11:12:59
101.86.166.99 attack
Unauthorized connection attempt from IP address 101.86.166.99 on Port 445(SMB)
2019-08-21 11:16:07

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