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: Shanghai UCloud Information Technology Company Limited

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attack
May  7 06:10:57 124388 sshd[13048]: Invalid user testftp from 106.75.72.100 port 39726
May  7 06:10:57 124388 sshd[13048]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.75.72.100
May  7 06:10:57 124388 sshd[13048]: Invalid user testftp from 106.75.72.100 port 39726
May  7 06:10:58 124388 sshd[13048]: Failed password for invalid user testftp from 106.75.72.100 port 39726 ssh2
May  7 06:15:46 124388 sshd[13072]: Invalid user theis from 106.75.72.100 port 56960
2020-05-07 15:26:47
attackspam
k+ssh-bruteforce
2020-04-01 03:46:58
attackbotsspam
$f2bV_matches
2020-03-30 06:00:05
attackbots
Invalid user alex from 106.75.72.100 port 44058
2020-03-28 16:57:29
attack
Invalid user alex from 106.75.72.100 port 44058
2020-03-27 22:25:03
attack
Mar 25 22:39:44 xeon sshd[57365]: Failed password for invalid user masmokhtar from 106.75.72.100 port 50814 ssh2
2020-03-26 06:43:35
attackbots
Invalid user trung from 106.75.72.100 port 47568
2020-03-22 01:12:31
attackbots
Mar 19 22:48:45 vps58358 sshd\[20048\]: Failed password for root from 106.75.72.100 port 33612 ssh2Mar 19 22:50:58 vps58358 sshd\[20061\]: Invalid user gitlab-runner from 106.75.72.100Mar 19 22:51:00 vps58358 sshd\[20061\]: Failed password for invalid user gitlab-runner from 106.75.72.100 port 51106 ssh2Mar 19 22:52:36 vps58358 sshd\[20075\]: Invalid user administrador from 106.75.72.100Mar 19 22:52:38 vps58358 sshd\[20075\]: Failed password for invalid user administrador from 106.75.72.100 port 38310 ssh2Mar 19 22:54:07 vps58358 sshd\[20090\]: Failed password for root from 106.75.72.100 port 53744 ssh2
...
2020-03-20 06:26:31
attackspambots
Unauthorized connection attempt detected from IP address 106.75.72.100 to port 2220 [J]
2020-01-24 22:55:16
attackspam
Jan  1 18:08:32 server sshd[26993]: Failed password for invalid user bulent from 106.75.72.100 port 54912 ssh2
Jan  1 18:20:28 server sshd[27440]: Failed password for invalid user seamark from 106.75.72.100 port 35056 ssh2
Jan  1 18:29:48 server sshd[27742]: Failed password for invalid user admin from 106.75.72.100 port 33678 ssh2
2020-01-02 03:15:23
attack
Dec 31 08:09:28 localhost sshd\[32326\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.75.72.100  user=news
Dec 31 08:09:30 localhost sshd\[32326\]: Failed password for news from 106.75.72.100 port 53770 ssh2
Dec 31 08:12:53 localhost sshd\[543\]: Invalid user info from 106.75.72.100 port 51804
2019-12-31 16:34:20
attackspambots
Dec 27 05:12:42 raspberrypi sshd\[6938\]: Invalid user robrish from 106.75.72.100Dec 27 05:12:44 raspberrypi sshd\[6938\]: Failed password for invalid user robrish from 106.75.72.100 port 56998 ssh2Dec 27 05:23:07 raspberrypi sshd\[7856\]: Failed password for root from 106.75.72.100 port 53738 ssh2
...
2019-12-27 13:42:35
attack
SSH Brute Force
2019-12-11 04:36:26
attack
2019-12-03T07:40:46.808189abusebot-2.cloudsearch.cf sshd\[2533\]: Invalid user mmillan from 106.75.72.100 port 32840
2019-12-03 19:46:46
attack
2019-12-02T01:52:10.845942-07:00 suse-nuc sshd[7075]: Invalid user alfresco from 106.75.72.100 port 47210
...
2019-12-02 21:08:38
Comments on same subnet:
IP Type Details Datetime
106.75.72.164 attack
The IP has triggered Cloudflare WAF. CF-Ray: 543243994af8eb79 | WAF_Rule_ID: a75424b44a1e4f27881d03344a122815 | WAF_Kind: firewall | CF_Action: challenge | Country: CN | CF_IPClass: noRecord | Protocol: HTTP/1.1 | Method: GET | Host: skk.moe | User-Agent: Python/3.7 aiohttp/3.6.2 | CF_DC: LAX. Report generated by Cloudflare-WAF-to-AbuseIPDB (https://github.com/SukkaW/Cloudflare-WAF-to-AbuseIPDB).
2019-12-12 01:08:32
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 106.75.72.100
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 44364
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;106.75.72.100.			IN	A

;; AUTHORITY SECTION:
.			168	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019120200 1800 900 604800 86400

;; Query time: 54 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Dec 02 21:08:32 CST 2019
;; MSG SIZE  rcvd: 117
Host info
Host 100.72.75.106.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 100.72.75.106.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
212.129.145.64 attackspam
Nov 20 17:00:25 tuxlinux sshd[53006]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.129.145.64  user=root
Nov 20 17:00:27 tuxlinux sshd[53006]: Failed password for root from 212.129.145.64 port 51584 ssh2
Nov 20 17:00:25 tuxlinux sshd[53006]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.129.145.64  user=root
Nov 20 17:00:27 tuxlinux sshd[53006]: Failed password for root from 212.129.145.64 port 51584 ssh2
Nov 20 17:07:17 tuxlinux sshd[53121]: Invalid user bernadette from 212.129.145.64 port 41157
...
2019-11-21 06:09:12
180.241.44.52 attackbots
RDP Brute-Force (Grieskirchen RZ2)
2019-11-21 05:36:54
218.92.0.204 attack
2019-11-20T21:40:08.839132abusebot-8.cloudsearch.cf sshd\[3966\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.204  user=root
2019-11-21 05:55:50
142.44.170.127 attack
Brute force attempt
2019-11-21 05:59:17
69.167.210.118 attackspambots
2019-11-20T17:53:41.866039abusebot-4.cloudsearch.cf sshd\[28669\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=69.167.210.118  user=root
2019-11-21 06:12:51
192.144.130.62 attack
Invalid user josee from 192.144.130.62 port 16209
2019-11-21 06:10:25
184.185.2.32 attack
IMAP brute force
...
2019-11-21 05:59:28
91.74.234.154 attackbotsspam
2019-11-20T17:41:49.489266abusebot-4.cloudsearch.cf sshd\[28617\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.74.234.154  user=root
2019-11-21 06:02:12
148.76.48.216 attackspam
Nov 20 16:22:29 mail sshd[26975]: Invalid user pi from 148.76.48.216 port 35832
Nov 20 16:22:29 mail sshd[26977]: Invalid user pi from 148.76.48.216 port 35834
Nov 20 16:22:29 mail sshd[26975]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ool-944c30d8.dyn.optonline.net
Nov 20 16:22:29 mail sshd[26977]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ool-944c30d8.dyn.optonline.net
Nov 20 16:22:31 mail sshd[26975]: Failed password for invalid user pi from 148.76.48.216 port 35832 ssh2
Nov 20 16:22:31 mail sshd[26977]: Failed password for invalid user pi from 148.76.48.216 port 35834 ssh2

........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=148.76.48.216
2019-11-21 06:03:01
190.73.28.80 attackbots
Unauthorized connection attempt from IP address 190.73.28.80 on Port 445(SMB)
2019-11-21 05:38:58
101.227.90.169 attackbots
Sep  8 02:34:44 vtv3 sshd[410]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.227.90.169
Sep  8 02:34:46 vtv3 sshd[410]: Failed password for invalid user demouser from 101.227.90.169 port 22938 ssh2
Sep  8 02:37:21 vtv3 sshd[1943]: Invalid user developer from 101.227.90.169 port 17748
Sep  8 02:37:21 vtv3 sshd[1943]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.227.90.169
Sep  8 02:47:34 vtv3 sshd[7054]: Invalid user test from 101.227.90.169 port 41433
Sep  8 02:47:34 vtv3 sshd[7054]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.227.90.169
Sep  8 02:47:37 vtv3 sshd[7054]: Failed password for invalid user test from 101.227.90.169 port 41433 ssh2
Sep  8 02:50:10 vtv3 sshd[8422]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.227.90.169  user=root
Sep  8 02:50:12 vtv3 sshd[8422]: Failed password for root from 101.227.90.169 port 2
2019-11-21 06:00:49
178.237.0.229 attackbots
Nov 20 18:29:01 vmd26974 sshd[16100]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.237.0.229
Nov 20 18:29:03 vmd26974 sshd[16100]: Failed password for invalid user giancarlo from 178.237.0.229 port 34028 ssh2
...
2019-11-21 05:59:43
190.36.176.169 attackbotsspam
445/tcp
[2019-11-20]1pkt
2019-11-21 05:51:59
51.38.125.51 attack
Repeated brute force against a port
2019-11-21 05:38:33
5.196.217.177 attackspambots
Nov 20 22:22:52 mail postfix/smtpd[24729]: warning: unknown[5.196.217.177]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 22:23:47 mail postfix/smtpd[24696]: warning: unknown[5.196.217.177]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 20 22:23:52 mail postfix/smtpd[24799]: warning: unknown[5.196.217.177]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-11-21 06:08:45

Recently Reported IPs

150.103.59.100 191.131.89.81 202.167.229.19 213.172.216.8
207.249.82.209 185.225.117.144 39.114.18.12 122.178.182.196
193.238.34.194 126.2.95.58 68.160.43.48 212.97.52.203
125.246.80.129 144.49.47.170 39.206.113.107 172.207.96.20
215.29.83.50 162.158.115.170 93.24.107.118 36.201.48.226