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: Germany

Internet Service Provider: unknown

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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 139.21.0.28
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 45752
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;139.21.0.28.			IN	A

;; AUTHORITY SECTION:
.			146	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2023052300 1800 900 604800 86400

;; Query time: 152 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed May 24 01:45:22 CST 2023
;; MSG SIZE  rcvd: 104
Host info
Host 28.0.21.139.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 28.0.21.139.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
52.209.27.123 attack
ddos
2020-05-15 12:50:15
200.14.32.101 attack
2020-05-15T04:51:17.090876shield sshd\[23470\]: Invalid user zach from 200.14.32.101 port 52792
2020-05-15T04:51:17.094779shield sshd\[23470\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.14.32.101
2020-05-15T04:51:19.076452shield sshd\[23470\]: Failed password for invalid user zach from 200.14.32.101 port 52792 ssh2
2020-05-15T04:53:39.545435shield sshd\[24336\]: Invalid user sk from 200.14.32.101 port 57294
2020-05-15T04:53:39.553204shield sshd\[24336\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.14.32.101
2020-05-15 13:03:44
120.28.167.33 attack
Invalid user eileen from 120.28.167.33 port 44930
2020-05-15 12:32:07
51.91.111.73 attackspam
May 15 06:47:04 piServer sshd[7946]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.111.73 
May 15 06:47:05 piServer sshd[7946]: Failed password for invalid user test from 51.91.111.73 port 56664 ssh2
May 15 06:53:31 piServer sshd[8539]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.111.73 
...
2020-05-15 12:57:10
190.94.18.2 attack
May 14 18:07:23 web1 sshd\[30817\]: Invalid user usuario from 190.94.18.2
May 14 18:07:23 web1 sshd\[30817\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.94.18.2
May 14 18:07:25 web1 sshd\[30817\]: Failed password for invalid user usuario from 190.94.18.2 port 56082 ssh2
May 14 18:11:08 web1 sshd\[31177\]: Invalid user recruit from 190.94.18.2
May 14 18:11:08 web1 sshd\[31177\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.94.18.2
2020-05-15 12:30:52
118.24.160.242 attackspam
Invalid user user from 118.24.160.242 port 37268
2020-05-15 12:43:00
217.125.110.139 attack
SSH invalid-user multiple login attempts
2020-05-15 12:47:08
51.77.212.235 attack
(sshd) Failed SSH login from 51.77.212.235 (FR/France/235.ip-51-77-212.eu): 5 in the last 3600 secs
2020-05-15 12:43:32
222.186.180.223 attackbotsspam
May 15 00:42:10 NPSTNNYC01T sshd[13185]: Failed password for root from 222.186.180.223 port 7872 ssh2
May 15 00:42:14 NPSTNNYC01T sshd[13185]: Failed password for root from 222.186.180.223 port 7872 ssh2
May 15 00:42:17 NPSTNNYC01T sshd[13185]: Failed password for root from 222.186.180.223 port 7872 ssh2
May 15 00:42:20 NPSTNNYC01T sshd[13185]: Failed password for root from 222.186.180.223 port 7872 ssh2
...
2020-05-15 13:03:23
222.186.30.167 attackbotsspam
May 14 18:44:40 hanapaa sshd\[17637\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.167  user=root
May 14 18:44:42 hanapaa sshd\[17637\]: Failed password for root from 222.186.30.167 port 21000 ssh2
May 14 18:44:48 hanapaa sshd\[17648\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.167  user=root
May 14 18:44:50 hanapaa sshd\[17648\]: Failed password for root from 222.186.30.167 port 44899 ssh2
May 14 18:44:58 hanapaa sshd\[17670\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.167  user=root
2020-05-15 12:48:45
162.12.217.214 attackspambots
May 15 00:57:16 NPSTNNYC01T sshd[15025]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=162.12.217.214
May 15 00:57:18 NPSTNNYC01T sshd[15025]: Failed password for invalid user qq from 162.12.217.214 port 41454 ssh2
May 15 01:01:18 NPSTNNYC01T sshd[15507]: Failed password for root from 162.12.217.214 port 48990 ssh2
...
2020-05-15 13:06:34
90.119.100.182 attackbotsspam
$f2bV_matches
2020-05-15 12:26:35
106.77.156.30 attackspambots
SSH bruteforce more then 50 syn to 22 port per 10 seconds.
2020-05-15 13:04:10
92.207.180.50 attack
Auto Fail2Ban report, multiple SSH login attempts.
2020-05-15 12:52:14
222.186.15.115 attackbotsspam
May 15 00:33:46 plusreed sshd[28041]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.115  user=root
May 15 00:33:48 plusreed sshd[28041]: Failed password for root from 222.186.15.115 port 44491 ssh2
...
2020-05-15 12:37:14

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