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: Indonesia

Internet Service Provider: PT. Linknet

Hostname: unknown

Organization: Linknet ASN

Usage Type: Fixed Line ISP

Comments:
Type Details Datetime
attackspam
Dec 20 07:02:37 game-panel sshd[8403]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
Dec 20 07:02:39 game-panel sshd[8403]: Failed password for invalid user fastfeat from 103.21.218.242 port 53040 ssh2
Dec 20 07:09:17 game-panel sshd[8821]: Failed password for daemon from 103.21.218.242 port 60230 ssh2
2019-12-20 15:21:16
attackspambots
Dec 15 19:28:08 vserver sshd\[6144\]: Invalid user server from 103.21.218.242Dec 15 19:28:09 vserver sshd\[6144\]: Failed password for invalid user server from 103.21.218.242 port 60622 ssh2Dec 15 19:34:05 vserver sshd\[6212\]: Invalid user lier from 103.21.218.242Dec 15 19:34:08 vserver sshd\[6212\]: Failed password for invalid user lier from 103.21.218.242 port 37782 ssh2
...
2019-12-16 02:56:31
attackbotsspam
Dec 15 08:11:18 ns41 sshd[31564]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
Dec 15 08:11:18 ns41 sshd[31564]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
2019-12-15 15:31:30
attackbotsspam
Dec 13 08:47:51 lnxweb62 sshd[25178]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
2019-12-13 15:52:22
attackbots
Automatic report: SSH brute force attempt
2019-12-12 20:39:35
attackbots
Dec  9 06:27:47 l02a sshd[4328]: Invalid user backup from 103.21.218.242
Dec  9 06:27:47 l02a sshd[4328]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242 
Dec  9 06:27:47 l02a sshd[4328]: Invalid user backup from 103.21.218.242
Dec  9 06:27:49 l02a sshd[4328]: Failed password for invalid user backup from 103.21.218.242 port 36032 ssh2
2019-12-09 19:25:11
attackspam
$f2bV_matches
2019-12-09 06:29:18
attackspambots
Dec  3 18:58:20 vps647732 sshd[13344]: Failed password for root from 103.21.218.242 port 59204 ssh2
...
2019-12-04 02:12:34
attackspambots
2019-11-20T15:08:25.090883abusebot-7.cloudsearch.cf sshd\[25515\]: Invalid user succes from 103.21.218.242 port 34138
2019-11-21 05:58:26
attack
SSH invalid-user multiple login try
2019-11-16 07:00:09
attackbotsspam
$f2bV_matches
2019-11-04 21:07:06
attack
port scan and connect, tcp 5432 (postgresql)
2019-10-22 16:19:16
attack
Oct 20 23:28:12 vpn01 sshd[28452]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
Oct 20 23:28:13 vpn01 sshd[28452]: Failed password for invalid user monit from 103.21.218.242 port 55838 ssh2
...
2019-10-21 06:23:27
attackspambots
Oct 19 15:22:21 webhost01 sshd[28884]: Failed password for root from 103.21.218.242 port 49130 ssh2
...
2019-10-19 17:17:11
attackspambots
Oct 14 12:55:55 game-panel sshd[16425]: Failed password for root from 103.21.218.242 port 57522 ssh2
Oct 14 13:00:48 game-panel sshd[16601]: Failed password for root from 103.21.218.242 port 40898 ssh2
2019-10-14 21:27:32
attackspambots
Unauthorized SSH login attempts
2019-10-10 05:31:18
attack
Sep 26 15:15:16 web1 sshd\[27088\]: Invalid user ark from 103.21.218.242
Sep 26 15:15:16 web1 sshd\[27088\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
Sep 26 15:15:18 web1 sshd\[27088\]: Failed password for invalid user ark from 103.21.218.242 port 33844 ssh2
Sep 26 15:20:12 web1 sshd\[27576\]: Invalid user ghost from 103.21.218.242
Sep 26 15:20:12 web1 sshd\[27576\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
2019-09-27 09:25:35
attack
F2B jail: sshd. Time: 2019-09-25 06:45:23, Reported by: VKReport
2019-09-25 12:48:52
attackspam
Sep 21 05:55:31 srv206 sshd[4192]: Invalid user beaver from 103.21.218.242
...
2019-09-21 13:03:12
attackspambots
Sep 14 16:30:09 ny01 sshd[4189]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
Sep 14 16:30:11 ny01 sshd[4189]: Failed password for invalid user db2inst1 from 103.21.218.242 port 56890 ssh2
Sep 14 16:35:05 ny01 sshd[5039]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
2019-09-15 04:36:12
attackspambots
Sep  7 07:46:25 meumeu sshd[26496]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242 
Sep  7 07:46:27 meumeu sshd[26496]: Failed password for invalid user gitlab from 103.21.218.242 port 33526 ssh2
Sep  7 07:51:34 meumeu sshd[27049]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242 
...
2019-09-07 13:53:01
attack
Sep  7 00:44:11 meumeu sshd[29547]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242 
Sep  7 00:44:13 meumeu sshd[29547]: Failed password for invalid user ftp_user from 103.21.218.242 port 35192 ssh2
Sep  7 00:49:12 meumeu sshd[30118]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242 
...
2019-09-07 07:07:06
attack
Sep  6 10:10:35 plex sshd[16324]: Invalid user support from 103.21.218.242 port 54618
Sep  6 10:10:35 plex sshd[16324]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
Sep  6 10:10:35 plex sshd[16324]: Invalid user support from 103.21.218.242 port 54618
Sep  6 10:10:38 plex sshd[16324]: Failed password for invalid user support from 103.21.218.242 port 54618 ssh2
Sep  6 10:15:12 plex sshd[16400]: Invalid user sammy from 103.21.218.242 port 39514
2019-09-06 16:32:52
attackspambots
SSH authentication failure x 6 reported by Fail2Ban
...
2019-08-30 17:01:00
attackbots
Invalid user kyle from 103.21.218.242 port 44220
2019-08-23 21:15:04
attackbotsspam
Aug 23 00:55:37 meumeu sshd[27174]: Failed password for invalid user lf from 103.21.218.242 port 38410 ssh2
Aug 23 01:00:18 meumeu sshd[27797]: Failed password for invalid user admin from 103.21.218.242 port 54978 ssh2
...
2019-08-23 07:37:00
attackbots
Aug  3 06:35:24 www_kotimaassa_fi sshd[16998]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.21.218.242
Aug  3 06:35:26 www_kotimaassa_fi sshd[16998]: Failed password for invalid user mirror02 from 103.21.218.242 port 40220 ssh2
...
2019-08-03 19:48:18
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 103.21.218.242
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 54349
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019040101 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.3#53(67.207.67.3)
;; WHEN: Tue Apr 02 10:25:01 +08 2019
;; MSG SIZE  rcvd: 118

Host info
242.218.21.103.in-addr.arpa domain name pointer ln-static-103-21-218-242.link.net.id.
Nslookup info:
Server:		67.207.67.3
Address:	67.207.67.3#53

Non-authoritative answer:
242.218.21.103.in-addr.arpa	name = ln-static-103-21-218-242.link.net.id.

Authoritative answers can be found from:

Related IP info:
Related comments:
IP Type Details Datetime
120.77.223.23 attackbotsspam
Unauthorized connection attempt detected from IP address 120.77.223.23 to port 7001 [T]
2020-01-07 01:46:27
27.202.3.92 attackspam
Unauthorized connection attempt detected from IP address 27.202.3.92 to port 23 [J]
2020-01-07 01:24:33
36.25.31.34 attack
20/1/6@11:50:32: FAIL: Alarm-Network address from=36.25.31.34
...
2020-01-07 01:56:17
113.22.20.250 attackbotsspam
Unauthorized connection attempt detected from IP address 113.22.20.250 to port 445 [T]
2020-01-07 01:48:15
91.105.138.20 attackspam
Unauthorized connection attempt detected from IP address 91.105.138.20 to port 80 [J]
2020-01-07 01:33:46
42.115.207.125 attackspambots
Unauthorized connection attempt detected from IP address 42.115.207.125 to port 445 [T]
2020-01-07 01:55:26
122.254.53.92 attackbotsspam
Unauthorized connection attempt detected from IP address 122.254.53.92 to port 5555 [J]
2020-01-07 01:31:46
37.1.86.135 attackbots
Unauthorized connection attempt detected from IP address 37.1.86.135 to port 23 [T]
2020-01-07 01:38:18
120.234.31.120 attackspam
Unauthorized connection attempt detected from IP address 120.234.31.120 to port 5555 [J]
2020-01-07 01:45:56
122.227.13.2 attackbots
Unauthorized connection attempt detected from IP address 122.227.13.2 to port 445 [T]
2020-01-07 01:44:04
118.70.67.38 attackspambots
Unauthorized connection attempt detected from IP address 118.70.67.38 to port 23 [T]
2020-01-07 01:47:30
223.97.23.208 attackspambots
Unauthorized connection attempt detected from IP address 223.97.23.208 to port 23 [J]
2020-01-07 01:28:15
61.54.231.129 attackspambots
Unauthorized connection attempt detected from IP address 61.54.231.129 to port 1433 [T]
2020-01-07 01:24:01
124.127.185.175 attackbotsspam
Unauthorized connection attempt detected from IP address 124.127.185.175 to port 8080 [J]
2020-01-07 01:43:19
49.159.200.5 attackbots
Unauthorized connection attempt detected from IP address 49.159.200.5 to port 5555 [T]
2020-01-07 01:35:15

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