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: El Salvador

Internet Service Provider: Svnet

Hostname: unknown

Organization: unknown

Usage Type: Fixed Line ISP

Comments:
Type Details Datetime
attack
2020-03-23T23:50:04.278392whonock.onlinehub.pt sshd[4465]: Invalid user rico from 168.243.91.19 port 56500
2020-03-23T23:50:04.281440whonock.onlinehub.pt sshd[4465]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
2020-03-23T23:50:04.278392whonock.onlinehub.pt sshd[4465]: Invalid user rico from 168.243.91.19 port 56500
2020-03-23T23:50:06.966338whonock.onlinehub.pt sshd[4465]: Failed password for invalid user rico from 168.243.91.19 port 56500 ssh2
2020-03-24T00:01:28.805549whonock.onlinehub.pt sshd[5548]: Invalid user magda from 168.243.91.19 port 56023
2020-03-24T00:01:28.810073whonock.onlinehub.pt sshd[5548]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
2020-03-24T00:01:28.805549whonock.onlinehub.pt sshd[5548]: Invalid user magda from 168.243.91.19 port 56023
2020-03-24T00:01:30.727510whonock.onlinehub.pt sshd[5548]: Failed password for invalid user magda from 168.243.91.19
...
2020-03-24 08:48:43
attackbotsspam
2020-03-17 19:21:46,583 fail2ban.actions: WARNING [ssh] Ban 168.243.91.19
2020-03-18 02:56:02
attackspam
$f2bV_matches
2020-03-10 00:43:12
attackbots
2020-03-07T05:54:44.577490ns386461 sshd\[2068\]: Invalid user pi from 168.243.91.19 port 38582
2020-03-07T05:54:44.582143ns386461 sshd\[2068\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
2020-03-07T05:54:46.135106ns386461 sshd\[2068\]: Failed password for invalid user pi from 168.243.91.19 port 38582 ssh2
2020-03-07T05:57:44.289851ns386461 sshd\[5039\]: Invalid user thomson from 168.243.91.19 port 59984
2020-03-07T05:57:44.294402ns386461 sshd\[5039\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
...
2020-03-07 14:05:31
attackspambots
Feb 20 20:42:22 hpm sshd\[28726\]: Invalid user nxautomation from 168.243.91.19
Feb 20 20:42:22 hpm sshd\[28726\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
Feb 20 20:42:24 hpm sshd\[28726\]: Failed password for invalid user nxautomation from 168.243.91.19 port 56753 ssh2
Feb 20 20:45:49 hpm sshd\[29052\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19  user=man
Feb 20 20:45:51 hpm sshd\[29052\]: Failed password for man from 168.243.91.19 port 43099 ssh2
2020-02-21 14:52:26
attackspambots
Dec 17 16:22:58 web8 sshd\[4652\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19  user=root
Dec 17 16:22:59 web8 sshd\[4652\]: Failed password for root from 168.243.91.19 port 39715 ssh2
Dec 17 16:29:09 web8 sshd\[7501\]: Invalid user yosef from 168.243.91.19
Dec 17 16:29:09 web8 sshd\[7501\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
Dec 17 16:29:11 web8 sshd\[7501\]: Failed password for invalid user yosef from 168.243.91.19 port 44258 ssh2
2019-12-18 00:33:06
attackspam
Dec 16 07:33:07 sachi sshd\[17021\]: Invalid user fitzsimons from 168.243.91.19
Dec 16 07:33:07 sachi sshd\[17021\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
Dec 16 07:33:09 sachi sshd\[17021\]: Failed password for invalid user fitzsimons from 168.243.91.19 port 53331 ssh2
Dec 16 07:39:29 sachi sshd\[17715\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19  user=sshd
Dec 16 07:39:31 sachi sshd\[17715\]: Failed password for sshd from 168.243.91.19 port 56873 ssh2
2019-12-17 01:53:09
attackspambots
$f2bV_matches
2019-12-15 05:38:06
attackbots
Dec  8 16:56:05 v22018086721571380 sshd[29299]: Failed password for invalid user fansler from 168.243.91.19 port 56485 ssh2
2019-12-09 00:21:56
attackbots
Dec  6 16:38:54 markkoudstaal sshd[27295]: Failed password for root from 168.243.91.19 port 47349 ssh2
Dec  6 16:44:55 markkoudstaal sshd[27990]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
Dec  6 16:44:56 markkoudstaal sshd[27990]: Failed password for invalid user kojuro from 168.243.91.19 port 51790 ssh2
2019-12-07 00:01:13
attack
Dec  5 00:13:16 heissa sshd\[16691\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19  user=root
Dec  5 00:13:18 heissa sshd\[16691\]: Failed password for root from 168.243.91.19 port 57036 ssh2
Dec  5 00:22:48 heissa sshd\[18176\]: Invalid user cloud from 168.243.91.19 port 44205
Dec  5 00:22:48 heissa sshd\[18176\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
Dec  5 00:22:50 heissa sshd\[18176\]: Failed password for invalid user cloud from 168.243.91.19 port 44205 ssh2
2019-12-05 07:34:27
attack
Dec  3 23:26:16 ns3042688 sshd\[4897\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19  user=root
Dec  3 23:26:18 ns3042688 sshd\[4897\]: Failed password for root from 168.243.91.19 port 43039 ssh2
Dec  3 23:32:14 ns3042688 sshd\[6510\]: Invalid user sdtdserver from 168.243.91.19
Dec  3 23:32:14 ns3042688 sshd\[6510\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19 
Dec  3 23:32:15 ns3042688 sshd\[6510\]: Failed password for invalid user sdtdserver from 168.243.91.19 port 48410 ssh2
...
2019-12-04 06:33:44
attack
Nov 26 07:37:32 markkoudstaal sshd[17413]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
Nov 26 07:37:34 markkoudstaal sshd[17413]: Failed password for invalid user lewison from 168.243.91.19 port 37583 ssh2
Nov 26 07:44:40 markkoudstaal sshd[18172]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
2019-11-26 19:45:22
attack
Nov 23 00:55:48 MK-Soft-VM6 sshd[10037]: Failed password for root from 168.243.91.19 port 33603 ssh2
...
2019-11-23 08:27:04
attack
2019-11-21T05:42:21.367291shield sshd\[18727\]: Invalid user bef3968 from 168.243.91.19 port 48939
2019-11-21T05:42:21.372731shield sshd\[18727\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
2019-11-21T05:42:24.113627shield sshd\[18727\]: Failed password for invalid user bef3968 from 168.243.91.19 port 48939 ssh2
2019-11-21T05:46:27.052209shield sshd\[19009\]: Invalid user sacawa from 168.243.91.19 port 38801
2019-11-21T05:46:27.057908shield sshd\[19009\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
2019-11-21 14:01:09
attackbots
Nov 18 15:50:54 Ubuntu-1404-trusty-64-minimal sshd\[26612\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19  user=root
Nov 18 15:50:56 Ubuntu-1404-trusty-64-minimal sshd\[26612\]: Failed password for root from 168.243.91.19 port 48248 ssh2
Nov 18 16:01:58 Ubuntu-1404-trusty-64-minimal sshd\[8874\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19  user=backup
Nov 18 16:02:00 Ubuntu-1404-trusty-64-minimal sshd\[8874\]: Failed password for backup from 168.243.91.19 port 55951 ssh2
Nov 18 16:06:01 Ubuntu-1404-trusty-64-minimal sshd\[11665\]: Invalid user host from 168.243.91.19
Nov 18 16:06:01 Ubuntu-1404-trusty-64-minimal sshd\[11665\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
2019-11-19 05:37:45
attackspam
Oct 26 09:41:55 lnxweb62 sshd[5857]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
2019-10-26 18:17:51
attack
2019-10-18T12:16:12.618663abusebot-4.cloudsearch.cf sshd\[9817\]: Invalid user test from 168.243.91.19 port 56321
2019-10-18 21:14:06
attackbots
Oct 16 00:20:06 plusreed sshd[26157]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19  user=root
Oct 16 00:20:08 plusreed sshd[26157]: Failed password for root from 168.243.91.19 port 51166 ssh2
...
2019-10-16 14:59:28
attackbotsspam
Oct 14 08:29:06 finn sshd[25319]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19  user=r.r
Oct 14 08:29:08 finn sshd[25319]: Failed password for r.r from 168.243.91.19 port 40053 ssh2
Oct 14 08:29:08 finn sshd[25319]: Received disconnect from 168.243.91.19 port 40053:11: Bye Bye [preauth]
Oct 14 08:29:08 finn sshd[25319]: Disconnected from 168.243.91.19 port 40053 [preauth]
Oct 14 08:51:43 finn sshd[30095]: Invalid user fa from 168.243.91.19 port 50383
Oct 14 08:51:43 finn sshd[30095]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.243.91.19
Oct 14 08:51:45 finn sshd[30095]: Failed password for invalid user fa from 168.243.91.19 port 50383 ssh2
Oct 14 08:51:45 finn sshd[30095]: Received disconnect from 168.243.91.19 port 50383:11: Bye Bye [preauth]
Oct 14 08:51:45 finn sshd[30095]: Disconnected from 168.243.91.19 port 50383 [preauth]
Oct 14 08:56:03 finn sshd[30986]: pam_........
-------------------------------
2019-10-15 05:55:49
attackspambots
$f2bV_matches
2019-10-05 21:44:44
Comments on same subnet:
IP Type Details Datetime
168.243.91.20 attackbotsspam
2020-03-27T03:59:27.902371shield sshd\[8522\]: Invalid user lqp from 168.243.91.20 port 50015
2020-03-27T03:59:27.911520shield sshd\[8522\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=mail2.pddh.gob.sv
2020-03-27T03:59:29.406078shield sshd\[8522\]: Failed password for invalid user lqp from 168.243.91.20 port 50015 ssh2
2020-03-27T04:02:32.706876shield sshd\[9402\]: Invalid user wol from 168.243.91.20 port 49082
2020-03-27T04:02:32.714165shield sshd\[9402\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=mail2.pddh.gob.sv
2020-03-27 12:27:37
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 168.243.91.19
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 45958
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			469	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019100500 1800 900 604800 86400

;; Query time: 871 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Oct 05 21:44:35 CST 2019
;; MSG SIZE  rcvd: 117
Host info
19.91.243.168.in-addr.arpa domain name pointer static-243.90.19.pddh.gob.sv.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
19.91.243.168.in-addr.arpa	name = static-243.90.19.pddh.gob.sv.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
200.115.157.210 attack
email spam
2020-05-27 16:13:11
190.0.177.80 attackspambots
20/5/26@23:52:37: FAIL: Alarm-Network address from=190.0.177.80
20/5/26@23:52:38: FAIL: Alarm-Network address from=190.0.177.80
...
2020-05-27 16:10:58
58.215.75.147 attackbots
[portscan] tcp/1433 [MsSQL]
[scan/connect: 2 time(s)]
*(RWIN=8192)(05271018)
2020-05-27 16:25:16
81.177.174.59 attackbots
WebFormToEmail Comment SPAM
2020-05-27 16:26:06
171.103.56.118 attackbots
Dovecot Invalid User Login Attempt.
2020-05-27 15:51:28
111.229.252.188 attackspam
Invalid user mzk from 111.229.252.188 port 51792
2020-05-27 16:16:24
106.13.231.171 attackspam
$f2bV_matches
2020-05-27 16:29:21
200.169.6.204 attackspam
May 27 06:23:06 vps639187 sshd\[29730\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.169.6.204  user=root
May 27 06:23:07 vps639187 sshd\[29730\]: Failed password for root from 200.169.6.204 port 56787 ssh2
May 27 06:24:43 vps639187 sshd\[29753\]: Invalid user admin from 200.169.6.204 port 39000
May 27 06:24:43 vps639187 sshd\[29753\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.169.6.204
...
2020-05-27 16:05:07
209.59.143.230 attackspam
'Fail2Ban'
2020-05-27 16:12:51
167.71.76.122 attack
May 27 07:02:51 buvik sshd[27668]: Failed password for root from 167.71.76.122 port 50882 ssh2
May 27 07:06:21 buvik sshd[28213]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.76.122  user=root
May 27 07:06:24 buvik sshd[28213]: Failed password for root from 167.71.76.122 port 56022 ssh2
...
2020-05-27 16:00:54
118.69.183.237 attackbots
Invalid user readonly from 118.69.183.237 port 41857
2020-05-27 16:09:52
35.247.13.29 attack
May 27 10:10:12 ncomp sshd[11552]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=35.247.13.29  user=root
May 27 10:10:15 ncomp sshd[11552]: Failed password for root from 35.247.13.29 port 42892 ssh2
May 27 10:10:16 ncomp sshd[11561]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=35.247.13.29  user=root
May 27 10:10:18 ncomp sshd[11561]: Failed password for root from 35.247.13.29 port 44048 ssh2
2020-05-27 16:22:35
114.39.21.159 attack
Telnet/23 MH Probe, Scan, BF, Hack -
2020-05-27 16:11:53
188.152.45.107 attack
22/tcp
[2020-05-27]1pkt
2020-05-27 15:52:44
104.248.116.140 attack
SSH authentication failure x 6 reported by Fail2Ban
...
2020-05-27 16:30:23

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