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: Bulgaria

Internet Service Provider: A1 Bulgaria EAD

Hostname: unknown

Organization: unknown

Usage Type: Mobile ISP

Comments:
Type Details Datetime
attackbots
Automatic report - Banned IP Access
2020-02-28 00:50:39
attackbotsspam
Unauthorised access (Nov  8) SRC=212.50.19.21 LEN=44 TTL=56 ID=21949 TCP DPT=23 WINDOW=18280 SYN 
Unauthorised access (Nov  3) SRC=212.50.19.21 LEN=44 TTL=56 ID=28306 TCP DPT=23 WINDOW=45072 SYN
2019-11-08 07:57:49
attackspambots
Automatic report - Port Scan Attack
2019-09-22 08:05:10
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 212.50.19.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 7019
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			453	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019092101 1800 900 604800 86400

;; Query time: 77 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Sep 22 08:05:05 CST 2019
;; MSG SIZE  rcvd: 116
Host info
Host 21.19.50.212.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.19.50.212.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
121.178.212.67 attackspam
2020-02-12T01:29:37.451629vps773228.ovh.net sshd[9481]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.178.212.67
2020-02-12T01:29:37.438656vps773228.ovh.net sshd[9481]: Invalid user musikbot from 121.178.212.67 port 49077
2020-02-12T01:29:39.416478vps773228.ovh.net sshd[9481]: Failed password for invalid user musikbot from 121.178.212.67 port 49077 ssh2
2020-02-12T02:31:55.447447vps773228.ovh.net sshd[9703]: Invalid user sklad from 121.178.212.67 port 44017
2020-02-12T02:31:55.464435vps773228.ovh.net sshd[9703]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.178.212.67
2020-02-12T02:31:55.447447vps773228.ovh.net sshd[9703]: Invalid user sklad from 121.178.212.67 port 44017
2020-02-12T02:31:56.590075vps773228.ovh.net sshd[9703]: Failed password for invalid user sklad from 121.178.212.67 port 44017 ssh2
2020-02-12T02:36:57.137377vps773228.ovh.net sshd[9716]: Invalid user cib from 121.178.212.67 por
...
2020-02-12 09:48:16
164.132.42.32 attackbotsspam
Automatic report - Banned IP Access
2020-02-12 10:08:15
91.207.107.151 attack
IP blocked
2020-02-12 09:40:43
114.67.85.44 attackbots
Feb 11 23:16:59 ovpn sshd\[10634\]: Invalid user sandison from 114.67.85.44
Feb 11 23:16:59 ovpn sshd\[10634\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.67.85.44
Feb 11 23:17:02 ovpn sshd\[10634\]: Failed password for invalid user sandison from 114.67.85.44 port 34050 ssh2
Feb 11 23:25:01 ovpn sshd\[12411\]: Invalid user test from 114.67.85.44
Feb 11 23:25:01 ovpn sshd\[12411\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=114.67.85.44
2020-02-12 10:05:45
83.211.177.34 attackspambots
5x Failed Password
2020-02-12 10:03:06
119.152.242.123 attackbots
Feb 11 23:11:52 work-partkepr sshd\[15104\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.152.242.123  user=root
Feb 11 23:11:54 work-partkepr sshd\[15104\]: Failed password for root from 119.152.242.123 port 54216 ssh2
...
2020-02-12 09:40:16
37.49.227.109 attack
Feb 12 01:37:24 debian-2gb-nbg1-2 kernel: \[3727075.517514\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=37.49.227.109 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=54321 PROTO=TCP SPT=38388 DPT=81 WINDOW=65535 RES=0x00 SYN URGP=0
2020-02-12 09:41:25
51.158.113.27 attackspambots
Feb 12 02:49:03 server sshd\[5710\]: Invalid user nexus from 51.158.113.27
Feb 12 02:49:03 server sshd\[5710\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.113.27 
Feb 12 02:49:05 server sshd\[5710\]: Failed password for invalid user nexus from 51.158.113.27 port 53578 ssh2
Feb 12 02:59:00 server sshd\[7212\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.113.27  user=root
Feb 12 02:59:02 server sshd\[7212\]: Failed password for root from 51.158.113.27 port 54174 ssh2
...
2020-02-12 09:43:22
80.230.80.143 attackbots
TCP Port Scanning
2020-02-12 10:13:13
222.186.169.194 attackbotsspam
$f2bV_matches
2020-02-12 10:11:58
60.172.95.182 attackspam
Scanned 2 times in the last 24 hours on port 22
2020-02-12 10:01:32
45.186.88.150 attack
Automatic report - Port Scan Attack
2020-02-12 09:37:23
177.92.27.30 attack
Feb 11 22:31:45 vps46666688 sshd[6641]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.92.27.30
Feb 11 22:31:47 vps46666688 sshd[6641]: Failed password for invalid user bogus from 177.92.27.30 port 44276 ssh2
...
2020-02-12 09:33:25
125.161.136.30 attack
$f2bV_matches
2020-02-12 09:36:47
37.187.3.53 attack
Feb 12 02:27:33 dedicated sshd[25654]: Invalid user csczserver from 37.187.3.53 port 54157
2020-02-12 09:46:16

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