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: Viet Nam

Internet Service Provider: FPT Telecom Company

Hostname: unknown

Organization: unknown

Usage Type: Fixed Line ISP

Comments:
Type Details Datetime
attack
Unauthorized connection attempt detected from IP address 42.113.99.103 to port 23 [T]
2020-05-23 00:17:49
Comments on same subnet:
IP Type Details Datetime
42.113.99.17 attackbots
Honeypot attack, port: 445, PTR: PTR record not found
2020-03-16 19:24:48
42.113.99.120 attackbotsspam
firewall-block, port(s): 23/tcp
2019-11-30 13:36:09
42.113.99.241 attackspam
Sep  7 23:26:12 h2034429 sshd[2595]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.113.99.241  user=r.r
Sep  7 23:26:14 h2034429 sshd[2595]: Failed password for r.r from 42.113.99.241 port 44588 ssh2
Sep  7 23:26:16 h2034429 sshd[2595]: Failed password for r.r from 42.113.99.241 port 44588 ssh2
Sep  7 23:26:18 h2034429 sshd[2595]: Failed password for r.r from 42.113.99.241 port 44588 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=42.113.99.241
2019-09-08 14:20:01
42.113.99.165 attackspambots
firewall-block, port(s): 2323/tcp
2019-07-25 21:53:08
42.113.99.83 attackspambots
Sun, 21 Jul 2019 07:37:21 +0000 likely compromised host or open proxy. ddos rate spidering
2019-07-21 19:12:32
42.113.99.255 attackbots
Jul  8 08:41:37 *** sshd[25333]: Invalid user admin from 42.113.99.255
2019-07-08 19:14:19
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 42.113.99.103
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38720
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			585	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020052200 1800 900 604800 86400

;; Query time: 111 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat May 23 00:17:44 CST 2020
;; MSG SIZE  rcvd: 117
Host info
Host 103.99.113.42.in-addr.arpa not found: 2(SERVFAIL)
Nslookup info:
;; Got SERVFAIL reply from 183.60.83.19, trying next server
Server:		183.60.82.98
Address:	183.60.82.98#53

** server can't find 103.99.113.42.in-addr.arpa: SERVFAIL
Related IP info:
Related comments:
IP Type Details Datetime
119.45.48.108 attackspam
Oct  7 14:15:11 marvibiene sshd[330]: Failed password for root from 119.45.48.108 port 49228 ssh2
Oct  7 14:19:43 marvibiene sshd[647]: Failed password for root from 119.45.48.108 port 41834 ssh2
2020-10-07 23:40:59
94.242.171.166 attackspam
1602016923 - 10/06/2020 22:42:03 Host: 94.242.171.166/94.242.171.166 Port: 445 TCP Blocked
...
2020-10-07 23:31:01
120.193.155.140 attackbotsspam
(sshd) Failed SSH login from 120.193.155.140 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Oct  7 06:05:01 s1 sshd[5647]: Did not receive identification string from 120.193.155.140 port 36700
Oct  7 06:05:14 s1 sshd[5675]: Invalid user 123 from 120.193.155.140 port 37681
Oct  7 06:05:14 s1 sshd[5673]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.193.155.140  user=root
Oct  7 06:05:14 s1 sshd[5677]: Invalid user 12345678 from 120.193.155.140 port 37822
Oct  7 06:05:14 s1 sshd[5678]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.193.155.140  user=root
2020-10-07 23:26:55
187.95.162.2 attackspambots
(sshd) Failed SSH login from 187.95.162.2 (BR/Brazil/187.95.162.2.idctelecom.net.br): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Oct  7 10:16:15 server sshd[2550]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.95.162.2  user=root
Oct  7 10:16:18 server sshd[2550]: Failed password for root from 187.95.162.2 port 55634 ssh2
Oct  7 10:21:44 server sshd[3896]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.95.162.2  user=root
Oct  7 10:21:46 server sshd[3896]: Failed password for root from 187.95.162.2 port 48380 ssh2
Oct  7 10:44:35 server sshd[9577]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.95.162.2  user=root
2020-10-07 23:50:10
141.98.9.166 attack
Invalid user ubnt from 141.98.9.166 port 34805
2020-10-07 23:17:50
222.174.213.180 attackbotsspam
$f2bV_matches
2020-10-07 23:24:02
192.40.59.230 attack
[2020-10-06 16:57:47] NOTICE[1182][C-00001804] chan_sip.c: Call from '' (192.40.59.230:50506) to extension '00000000000011972595725668' rejected because extension not found in context 'public'.
[2020-10-06 16:57:47] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-06T16:57:47.809-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="00000000000011972595725668",SessionID="0x7f22f854d238",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/192.40.59.230/50506",ACLName="no_extension_match"
[2020-10-06 17:05:39] NOTICE[1182][C-00001808] chan_sip.c: Call from '' (192.40.59.230:65486) to extension '999897011972595725668' rejected because extension not found in context 'public'.
[2020-10-06 17:05:39] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-06T17:05:39.637-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="999897011972595725668",SessionID="0x7f22f83cdd38",LocalAddress="IPV4/UDP/192.168.24
...
2020-10-07 23:48:49
190.205.103.12 attackbots
1602016928 - 10/06/2020 22:42:08 Host: 190.205.103.12/190.205.103.12 Port: 445 TCP Blocked
2020-10-07 23:16:24
139.59.161.78 attackbots
detected by Fail2Ban
2020-10-07 23:45:32
183.164.244.240 attack
SSH/22 MH Probe, BF, Hack -
2020-10-07 23:27:13
185.123.164.54 attackspambots
Oct  7 14:53:17 buvik sshd[25631]: Failed password for root from 185.123.164.54 port 38315 ssh2
Oct  7 14:57:06 buvik sshd[26186]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.123.164.54  user=root
Oct  7 14:57:08 buvik sshd[26186]: Failed password for root from 185.123.164.54 port 41184 ssh2
...
2020-10-07 23:11:35
62.234.115.152 attack
2020-10-07T22:28:48.758096hostname sshd[45840]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.115.152  user=root
2020-10-07T22:28:50.475563hostname sshd[45840]: Failed password for root from 62.234.115.152 port 50330 ssh2
...
2020-10-07 23:39:36
121.207.58.124 attack
20 attempts against mh-ssh on bolt
2020-10-07 23:18:51
182.153.37.37 attack
Oct  6 23:41:50 master sshd[30218]: Failed password for invalid user admin from 182.153.37.37 port 6508 ssh2
Oct  6 23:41:57 master sshd[30220]: Failed password for invalid user admin from 182.153.37.37 port 6528 ssh2
2020-10-07 23:24:52
61.177.172.89 attack
Oct  7 17:31:28 vps647732 sshd[21329]: Failed password for root from 61.177.172.89 port 8602 ssh2
Oct  7 17:31:42 vps647732 sshd[21329]: error: maximum authentication attempts exceeded for root from 61.177.172.89 port 8602 ssh2 [preauth]
...
2020-10-07 23:41:58

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