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: China

Internet Service Provider: China Unicom Hunan Province Network

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
Type Details Datetime
attack
Brute force blocker - service: proftpd1 - aantal: 40 - Tue Apr 17 05:40:12 2018
2020-03-09 03:30:12
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 42.48.101.45
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23488
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			402	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020030801 1800 900 604800 86400

;; Query time: 52 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Mar 09 03:30:09 CST 2020
;; MSG SIZE  rcvd: 116
Host info
Host 45.101.48.42.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 45.101.48.42.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
207.248.109.244 attack
Sep 13 17:57:25 mail.srvfarm.net postfix/smtpd[1214684]: warning: unknown[207.248.109.244]: SASL PLAIN authentication failed: 
Sep 13 17:57:25 mail.srvfarm.net postfix/smtpd[1214684]: lost connection after AUTH from unknown[207.248.109.244]
Sep 13 18:04:17 mail.srvfarm.net postfix/smtps/smtpd[1216382]: warning: unknown[207.248.109.244]: SASL PLAIN authentication failed: 
Sep 13 18:04:17 mail.srvfarm.net postfix/smtps/smtpd[1216382]: lost connection after AUTH from unknown[207.248.109.244]
Sep 13 18:06:58 mail.srvfarm.net postfix/smtpd[1215356]: warning: unknown[207.248.109.244]: SASL PLAIN authentication failed:
2020-09-15 03:44:16
196.0.122.26 attackspam
Sep 14 18:14:14 mail.srvfarm.net postfix/smtpd[2055976]: warning: unknown[196.0.122.26]: SASL PLAIN authentication failed: 
Sep 14 18:14:14 mail.srvfarm.net postfix/smtpd[2055976]: lost connection after AUTH from unknown[196.0.122.26]
Sep 14 18:22:41 mail.srvfarm.net postfix/smtpd[2073584]: warning: unknown[196.0.122.26]: SASL PLAIN authentication failed: 
Sep 14 18:22:41 mail.srvfarm.net postfix/smtpd[2073584]: lost connection after AUTH from unknown[196.0.122.26]
Sep 14 18:22:58 mail.srvfarm.net postfix/smtpd[2073939]: warning: unknown[196.0.122.26]: SASL PLAIN authentication failed:
2020-09-15 03:44:35
103.228.144.57 attackspam
 TCP (SYN) 103.228.144.57:6595 -> port 23, len 44
2020-09-15 03:10:03
196.0.117.110 attackbotsspam
Sep 13 17:56:23 mail.srvfarm.net postfix/smtps/smtpd[1213808]: warning: unknown[196.0.117.110]: SASL PLAIN authentication failed: 
Sep 13 17:56:24 mail.srvfarm.net postfix/smtps/smtpd[1213808]: lost connection after AUTH from unknown[196.0.117.110]
Sep 13 18:04:18 mail.srvfarm.net postfix/smtps/smtpd[1213844]: warning: unknown[196.0.117.110]: SASL PLAIN authentication failed: 
Sep 13 18:04:18 mail.srvfarm.net postfix/smtps/smtpd[1213844]: lost connection after AUTH from unknown[196.0.117.110]
Sep 13 18:06:18 mail.srvfarm.net postfix/smtps/smtpd[1228781]: warning: unknown[196.0.117.110]: SASL PLAIN authentication failed:
2020-09-15 03:45:01
193.27.228.154 attackbotsspam
 TCP (SYN) 193.27.228.154:52903 -> port 3776, len 44
2020-09-15 03:25:49
91.83.161.153 attackspam
Sep 13 18:33:46 mail.srvfarm.net postfix/smtpd[1233116]: warning: unknown[91.83.161.153]: SASL PLAIN authentication failed: 
Sep 13 18:33:46 mail.srvfarm.net postfix/smtpd[1233116]: lost connection after AUTH from unknown[91.83.161.153]
Sep 13 18:38:17 mail.srvfarm.net postfix/smtpd[1232281]: warning: unknown[91.83.161.153]: SASL PLAIN authentication failed: 
Sep 13 18:38:17 mail.srvfarm.net postfix/smtpd[1232281]: lost connection after AUTH from unknown[91.83.161.153]
Sep 13 18:41:52 mail.srvfarm.net postfix/smtpd[1234121]: warning: unknown[91.83.161.153]: SASL PLAIN authentication failed:
2020-09-15 03:40:46
5.188.206.194 attack
2020-09-14 21:39:22 dovecot_login authenticator failed for \(\[5.188.206.194\]\) \[5.188.206.194\]: 535 Incorrect authentication data \(set_id=73568237@yt.gl\)
2020-09-14 21:39:31 dovecot_login authenticator failed for \(\[5.188.206.194\]\) \[5.188.206.194\]: 535 Incorrect authentication data
2020-09-14 21:39:43 dovecot_login authenticator failed for \(\[5.188.206.194\]\) \[5.188.206.194\]: 535 Incorrect authentication data
2020-09-14 21:39:48 dovecot_login authenticator failed for \(\[5.188.206.194\]\) \[5.188.206.194\]: 535 Incorrect authentication data
2020-09-14 21:40:04 dovecot_login authenticator failed for \(\[5.188.206.194\]\) \[5.188.206.194\]: 535 Incorrect authentication data
...
2020-09-15 03:43:16
125.40.90.188 attackbotsspam
Invalid user ubuntu from 125.40.90.188 port 58802
2020-09-15 03:14:31
116.125.141.56 attackspambots
Sep 14 20:25:30 localhost sshd\[8712\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.125.141.56  user=root
Sep 14 20:25:32 localhost sshd\[8712\]: Failed password for root from 116.125.141.56 port 44054 ssh2
Sep 14 20:29:33 localhost sshd\[8887\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.125.141.56  user=proxy
Sep 14 20:29:35 localhost sshd\[8887\]: Failed password for proxy from 116.125.141.56 port 46152 ssh2
Sep 14 20:33:34 localhost sshd\[9112\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.125.141.56  user=root
...
2020-09-15 03:31:31
87.204.167.252 attack
Sep 13 18:23:57 mail.srvfarm.net postfix/smtpd[1229040]: warning: unknown[87.204.167.252]: SASL PLAIN authentication failed: 
Sep 13 18:23:57 mail.srvfarm.net postfix/smtpd[1229040]: lost connection after AUTH from unknown[87.204.167.252]
Sep 13 18:29:27 mail.srvfarm.net postfix/smtpd[1232281]: warning: unknown[87.204.167.252]: SASL PLAIN authentication failed: 
Sep 13 18:29:27 mail.srvfarm.net postfix/smtpd[1232281]: lost connection after AUTH from unknown[87.204.167.252]
Sep 13 18:33:43 mail.srvfarm.net postfix/smtpd[1230212]: warning: unknown[87.204.167.252]: SASL PLAIN authentication failed:
2020-09-15 03:41:15
49.233.75.234 attackspambots
SSH bruteforce
2020-09-15 03:08:47
118.123.15.247 attackbots
port scan and connect, tcp 1433 (ms-sql-s)
2020-09-15 03:14:52
46.21.209.53 attack
Sep 13 18:37:15 mail.srvfarm.net postfix/smtps/smtpd[1230769]: warning: ip-46-21-209-53.nette.pl[46.21.209.53]: SASL PLAIN authentication failed: 
Sep 13 18:37:15 mail.srvfarm.net postfix/smtps/smtpd[1230769]: lost connection after AUTH from ip-46-21-209-53.nette.pl[46.21.209.53]
Sep 13 18:37:39 mail.srvfarm.net postfix/smtpd[1230212]: warning: ip-46-21-209-53.nette.pl[46.21.209.53]: SASL PLAIN authentication failed: 
Sep 13 18:37:39 mail.srvfarm.net postfix/smtpd[1230212]: lost connection after AUTH from ip-46-21-209-53.nette.pl[46.21.209.53]
Sep 13 18:45:53 mail.srvfarm.net postfix/smtpd[1232278]: warning: ip-46-21-209-53.nette.pl[46.21.209.53]: SASL PLAIN authentication failed:
2020-09-15 03:42:23
92.61.95.105 attack
Sep 13 18:37:32 mail.srvfarm.net postfix/smtps/smtpd[1230733]: warning: unknown[92.61.95.105]: SASL PLAIN authentication failed: 
Sep 13 18:37:32 mail.srvfarm.net postfix/smtps/smtpd[1230733]: lost connection after AUTH from unknown[92.61.95.105]
Sep 13 18:38:34 mail.srvfarm.net postfix/smtpd[1233116]: warning: unknown[92.61.95.105]: SASL PLAIN authentication failed: 
Sep 13 18:38:34 mail.srvfarm.net postfix/smtpd[1233116]: lost connection after AUTH from unknown[92.61.95.105]
Sep 13 18:40:22 mail.srvfarm.net postfix/smtpd[1233117]: warning: unknown[92.61.95.105]: SASL PLAIN authentication failed:
2020-09-15 03:39:55
20.48.102.92 attackspam
Time:     Sun Sep 13 23:23:21 2020 -0300
IP:       20.48.102.92 (US/United States/-)
Failures: 30 (smtpauth)
Interval: 3600 seconds
Blocked:  Permanent Block
2020-09-15 03:42:48

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