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: Czechia

Internet Service Provider: OK COMP s.r.o.

Hostname: unknown

Organization: unknown

Usage Type: Commercial

Comments:
Type Details Datetime
attack
Aug 27 04:21:01 mail.srvfarm.net postfix/smtpd[1314728]: warning: unknown[91.245.30.92]: SASL PLAIN authentication failed: 
Aug 27 04:21:01 mail.srvfarm.net postfix/smtpd[1314728]: lost connection after AUTH from unknown[91.245.30.92]
Aug 27 04:22:47 mail.srvfarm.net postfix/smtpd[1332132]: warning: unknown[91.245.30.92]: SASL PLAIN authentication failed: 
Aug 27 04:22:47 mail.srvfarm.net postfix/smtpd[1332132]: lost connection after AUTH from unknown[91.245.30.92]
Aug 27 04:24:00 mail.srvfarm.net postfix/smtpd[1313892]: warning: unknown[91.245.30.92]: SASL PLAIN authentication failed:
2020-08-28 09:43:43
Comments on same subnet:
IP Type Details Datetime
91.245.30.150 attackspambots
Sep 11 18:00:30 mail.srvfarm.net postfix/smtps/smtpd[3875317]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed: 
Sep 11 18:00:30 mail.srvfarm.net postfix/smtps/smtpd[3875317]: lost connection after AUTH from unknown[91.245.30.150]
Sep 11 18:06:45 mail.srvfarm.net postfix/smtps/smtpd[3875620]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed: 
Sep 11 18:06:45 mail.srvfarm.net postfix/smtps/smtpd[3875620]: lost connection after AUTH from unknown[91.245.30.150]
Sep 11 18:08:32 mail.srvfarm.net postfix/smtpd[3889545]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed:
2020-09-13 01:43:37
91.245.30.150 attackspam
Sep 11 18:00:30 mail.srvfarm.net postfix/smtps/smtpd[3875317]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed: 
Sep 11 18:00:30 mail.srvfarm.net postfix/smtps/smtpd[3875317]: lost connection after AUTH from unknown[91.245.30.150]
Sep 11 18:06:45 mail.srvfarm.net postfix/smtps/smtpd[3875620]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed: 
Sep 11 18:06:45 mail.srvfarm.net postfix/smtps/smtpd[3875620]: lost connection after AUTH from unknown[91.245.30.150]
Sep 11 18:08:32 mail.srvfarm.net postfix/smtpd[3889545]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed:
2020-09-12 17:43:32
91.245.30.79 attack
Sep  7 12:09:56 mail.srvfarm.net postfix/smtpd[1050887]: warning: unknown[91.245.30.79]: SASL PLAIN authentication failed: 
Sep  7 12:09:56 mail.srvfarm.net postfix/smtpd[1050887]: lost connection after AUTH from unknown[91.245.30.79]
Sep  7 12:14:31 mail.srvfarm.net postfix/smtpd[1050882]: warning: unknown[91.245.30.79]: SASL PLAIN authentication failed: 
Sep  7 12:14:31 mail.srvfarm.net postfix/smtpd[1050882]: lost connection after AUTH from unknown[91.245.30.79]
Sep  7 12:15:08 mail.srvfarm.net postfix/smtpd[1039277]: warning: unknown[91.245.30.79]: SASL PLAIN authentication failed:
2020-09-12 02:45:11
91.245.30.79 attack
Sep  7 12:09:56 mail.srvfarm.net postfix/smtpd[1050887]: warning: unknown[91.245.30.79]: SASL PLAIN authentication failed: 
Sep  7 12:09:56 mail.srvfarm.net postfix/smtpd[1050887]: lost connection after AUTH from unknown[91.245.30.79]
Sep  7 12:14:31 mail.srvfarm.net postfix/smtpd[1050882]: warning: unknown[91.245.30.79]: SASL PLAIN authentication failed: 
Sep  7 12:14:31 mail.srvfarm.net postfix/smtpd[1050882]: lost connection after AUTH from unknown[91.245.30.79]
Sep  7 12:15:08 mail.srvfarm.net postfix/smtpd[1039277]: warning: unknown[91.245.30.79]: SASL PLAIN authentication failed:
2020-09-11 18:41:19
91.245.30.71 attackspambots
Brute force attempt
2020-08-31 13:04:59
91.245.30.125 attack
Aug 16 05:14:59 mail.srvfarm.net postfix/smtps/smtpd[1888763]: warning: unknown[91.245.30.125]: SASL PLAIN authentication failed: 
Aug 16 05:14:59 mail.srvfarm.net postfix/smtps/smtpd[1888763]: lost connection after AUTH from unknown[91.245.30.125]
Aug 16 05:22:34 mail.srvfarm.net postfix/smtpd[1888825]: warning: unknown[91.245.30.125]: SASL PLAIN authentication failed: 
Aug 16 05:22:34 mail.srvfarm.net postfix/smtpd[1888825]: lost connection after AUTH from unknown[91.245.30.125]
Aug 16 05:24:01 mail.srvfarm.net postfix/smtpd[1888504]: warning: unknown[91.245.30.125]: SASL PLAIN authentication failed:
2020-08-16 13:05:13
91.245.30.150 attackspam
Jul 31 13:44:23 mail.srvfarm.net postfix/smtpd[346670]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed: 
Jul 31 13:44:23 mail.srvfarm.net postfix/smtpd[346670]: lost connection after AUTH from unknown[91.245.30.150]
Jul 31 13:46:32 mail.srvfarm.net postfix/smtps/smtpd[344849]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed: 
Jul 31 13:46:32 mail.srvfarm.net postfix/smtps/smtpd[344849]: lost connection after AUTH from unknown[91.245.30.150]
Jul 31 13:49:58 mail.srvfarm.net postfix/smtps/smtpd[348862]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed:
2020-08-01 00:31:18
91.245.30.105 attack
Jul 31 10:41:23 mail.srvfarm.net postfix/smtpd[280510]: warning: unknown[91.245.30.105]: SASL PLAIN authentication failed: 
Jul 31 10:41:23 mail.srvfarm.net postfix/smtpd[280510]: lost connection after AUTH from unknown[91.245.30.105]
Jul 31 10:41:40 mail.srvfarm.net postfix/smtps/smtpd[274710]: warning: unknown[91.245.30.105]: SASL PLAIN authentication failed: 
Jul 31 10:41:40 mail.srvfarm.net postfix/smtps/smtpd[274710]: lost connection after AUTH from unknown[91.245.30.105]
Jul 31 10:48:26 mail.srvfarm.net postfix/smtps/smtpd[278874]: warning: unknown[91.245.30.105]: SASL PLAIN authentication failed:
2020-07-31 17:22:19
91.245.30.146 attack
(smtpauth) Failed SMTP AUTH login from 91.245.30.146 (CZ/Czechia/static30-146.okcomp.cz): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-07-31 08:23:45 plain authenticator failed for ([91.245.30.146]) [91.245.30.146]: 535 Incorrect authentication data (set_id=a.nasiri)
2020-07-31 14:47:17
91.245.30.107 attack
Jul 29 08:08:18 Host-KEWR-E postfix/smtps/smtpd[30397]: lost connection after AUTH from unknown[91.245.30.107]
...
2020-07-30 02:08:00
91.245.30.100 attackspambots
(smtpauth) Failed SMTP AUTH login from 91.245.30.100 (CZ/Czechia/static30-100.okcomp.cz): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-07-28 16:35:05 plain authenticator failed for ([91.245.30.100]) [91.245.30.100]: 535 Incorrect authentication data (set_id=nasr)
2020-07-28 23:53:11
91.245.30.147 attackspam
Jul 26 05:47:51 mail.srvfarm.net postfix/smtps/smtpd[1027769]: warning: unknown[91.245.30.147]: SASL PLAIN authentication failed: 
Jul 26 05:47:51 mail.srvfarm.net postfix/smtps/smtpd[1027769]: lost connection after AUTH from unknown[91.245.30.147]
Jul 26 05:50:19 mail.srvfarm.net postfix/smtps/smtpd[1031887]: warning: unknown[91.245.30.147]: SASL PLAIN authentication failed: 
Jul 26 05:50:19 mail.srvfarm.net postfix/smtps/smtpd[1031887]: lost connection after AUTH from unknown[91.245.30.147]
Jul 26 05:52:29 mail.srvfarm.net postfix/smtps/smtpd[1032031]: warning: unknown[91.245.30.147]: SASL PLAIN authentication failed:
2020-07-26 17:32:59
91.245.30.75 attackspambots
SASL PLAIN auth failed: ruser=...
2020-07-16 08:31:09
91.245.30.115 attack
Jun 16 05:23:09 mail.srvfarm.net postfix/smtps/smtpd[938143]: warning: unknown[91.245.30.115]: SASL PLAIN authentication failed: 
Jun 16 05:23:09 mail.srvfarm.net postfix/smtps/smtpd[938143]: lost connection after AUTH from unknown[91.245.30.115]
Jun 16 05:26:56 mail.srvfarm.net postfix/smtpd[916111]: warning: unknown[91.245.30.115]: SASL PLAIN authentication failed: 
Jun 16 05:26:56 mail.srvfarm.net postfix/smtpd[916111]: lost connection after AUTH from unknown[91.245.30.115]
Jun 16 05:28:42 mail.srvfarm.net postfix/smtps/smtpd[936248]: warning: unknown[91.245.30.115]: SASL PLAIN authentication failed:
2020-06-16 16:21:02
91.245.30.150 attackspam
Jun  5 18:29:15 mail.srvfarm.net postfix/smtps/smtpd[3174072]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed: 
Jun  5 18:29:15 mail.srvfarm.net postfix/smtps/smtpd[3174072]: lost connection after AUTH from unknown[91.245.30.150]
Jun  5 18:35:54 mail.srvfarm.net postfix/smtps/smtpd[3174071]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed: 
Jun  5 18:35:54 mail.srvfarm.net postfix/smtps/smtpd[3174071]: lost connection after AUTH from unknown[91.245.30.150]
Jun  5 18:37:37 mail.srvfarm.net postfix/smtps/smtpd[3175482]: warning: unknown[91.245.30.150]: SASL PLAIN authentication failed:
2020-06-07 23:41:21
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 91.245.30.92
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49740
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			305	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020082702 1800 900 604800 86400

;; Query time: 156 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Aug 28 09:43:36 CST 2020
;; MSG SIZE  rcvd: 116
Host info
92.30.245.91.in-addr.arpa domain name pointer static30-092.okcomp.cz.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
92.30.245.91.in-addr.arpa	name = static30-092.okcomp.cz.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
118.24.236.121 attack
Mar 13 11:46:08 vps670341 sshd[28640]: Invalid user git from 118.24.236.121 port 50888
2020-03-13 19:26:43
69.165.230.239 attackspambots
firewall-block, port(s): 88/tcp
2020-03-13 19:25:47
222.186.42.75 attack
Mar 13 13:02:11 server2 sshd\[30094\]: User root from 222.186.42.75 not allowed because not listed in AllowUsers
Mar 13 13:02:14 server2 sshd\[30097\]: User root from 222.186.42.75 not allowed because not listed in AllowUsers
Mar 13 13:02:18 server2 sshd\[30099\]: User root from 222.186.42.75 not allowed because not listed in AllowUsers
Mar 13 13:10:29 server2 sshd\[30827\]: User root from 222.186.42.75 not allowed because not listed in AllowUsers
Mar 13 13:10:30 server2 sshd\[30829\]: User root from 222.186.42.75 not allowed because not listed in AllowUsers
Mar 13 13:10:30 server2 sshd\[30834\]: User root from 222.186.42.75 not allowed because not listed in AllowUsers
2020-03-13 19:13:01
162.243.133.29 attackbots
firewall-block, port(s): 8889/tcp
2020-03-13 19:09:25
100.100.100.1 spambotsattackproxynormal
ip
2020-03-13 19:13:28
114.237.109.203 attack
SpamScore above: 10.0
2020-03-13 19:03:05
20.1.2.2 attackbots
firewall-block, port(s): 1433/tcp
2020-03-13 19:15:24
5.249.164.6 attackspam
Mar 13 12:17:21 mail postfix/smtpd\[23054\]: warning: unknown\[5.249.164.6\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Mar 13 12:17:21 mail postfix/smtpd\[23466\]: warning: unknown\[5.249.164.6\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Mar 13 12:18:30 mail postfix/smtpd\[23054\]: warning: unknown\[5.249.164.6\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Mar 13 12:18:30 mail postfix/smtpd\[23618\]: warning: unknown\[5.249.164.6\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
2020-03-13 19:28:22
128.14.137.179 attackbots
" "
2020-03-13 18:53:33
83.231.41.217 attackspam
Automatic report - Port Scan Attack
2020-03-13 19:30:24
142.93.47.125 attackspam
Mar 13 09:21:29 dev0-dcde-rnet sshd[28278]: Failed password for root from 142.93.47.125 port 43902 ssh2
Mar 13 09:36:52 dev0-dcde-rnet sshd[28381]: Failed password for root from 142.93.47.125 port 48728 ssh2
2020-03-13 18:51:21
117.50.13.29 attack
SSH Brute-Forcing (server2)
2020-03-13 19:14:21
125.25.138.154 attackbotsspam
DATE:2020-03-13 04:48:40, IP:125.25.138.154, PORT:1433 - MSSQL brute force auth on a honeypot server (epe-dc)
2020-03-13 18:49:18
125.75.4.83 attackbotsspam
Invalid user testnet from 125.75.4.83 port 57074
2020-03-13 19:22:18
159.65.159.117 attackbots
Invalid user meviafoods from 159.65.159.117 port 34218
2020-03-13 18:51:05

Recently Reported IPs

231.174.100.255 109.200.55.117 121.35.170.228 37.143.53.207
41.66.28.105 187.178.164.49 163.172.61.93 42.113.190.241
186.250.113.187 113.109.48.116 185.177.155.177 89.186.1.212
125.167.76.241 59.188.249.94 14.239.39.174 141.85.46.188
220.135.193.35 80.116.139.17 186.64.121.4 51.79.74.209