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: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 121.199.57.42
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12486
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.199.57.42.			IN	A

;; AUTHORITY SECTION:
.			189	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022030800 1800 900 604800 86400

;; Query time: 91 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Mar 08 20:06:49 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 42.57.199.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 42.57.199.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
37.131.206.223 attackbotsspam
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-18 06:12:15
35.224.199.230 attack
Feb 17 22:43:54 silence02 sshd[1938]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=35.224.199.230
Feb 17 22:43:57 silence02 sshd[1938]: Failed password for invalid user nagios from 35.224.199.230 port 44458 ssh2
Feb 17 22:46:27 silence02 sshd[2104]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=35.224.199.230
2020-02-18 06:09:10
79.6.125.139 attack
2019-12-01T08:12:12.342193suse-nuc sshd[13948]: Invalid user admin from 79.6.125.139 port 42578
...
2020-02-18 06:25:16
78.128.113.46 attackspambots
Feb 17 23:10:18 mail kernel: [804281.799663] [UFW BLOCK] IN=eth0 OUT= MAC=00:16:3c:05:0d:89:f8:66:f2:68:66:ff:08:00 SRC=78.128.113.46 DST=77.73.69.240 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=5337 PROTO=TCP SPT=61000 DPT=3306 WINDOW=1024 RES=0x00 SYN URGP=0 
Feb 17 23:10:33 mail kernel: [804297.161734] [UFW BLOCK] IN=eth0 OUT= MAC=00:16:3c:05:0d:89:f8:66:f2:68:66:ff:08:00 SRC=78.128.113.46 DST=77.73.69.240 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=22930 PROTO=TCP SPT=61000 DPT=1434 WINDOW=1024 RES=0x00 SYN URGP=0 
Feb 17 23:10:33 mail kernel: [804297.161734] [UFW BLOCK] IN=eth0 OUT= MAC=00:16:3c:05:0d:89:f8:66:f2:68:66:ff:08:00 SRC=78.128.113.46 DST=77.73.69.240 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=22930 PROTO=TCP SPT=61000 DPT=1434 WINDOW=1024 RES=0x00 SYN URGP=0 
Feb 17 23:10:51 mail kernel: [804314.724422] [UFW BLOCK] IN=eth0 OUT= MAC=00:16:3c:05:0d:89:f8:66:f2:68:66:ff:08:00 SRC=78.128.113.46 DST=77.73.69.240 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=22807 PROTO=TCP SPT=61000 DPT=626 WINDOW=1024 RES=0x00 SYN URGP=0 
Fe
2020-02-18 06:49:55
79.76.196.194 attackbots
2020-02-01T18:13:13.419645suse-nuc sshd[21123]: Invalid user oracle from 79.76.196.194 port 45737
...
2020-02-18 06:20:53
51.77.137.211 attack
2020-02-17T23:07:08.605439host3.slimhost.com.ua sshd[842360]: Invalid user nagios from 51.77.137.211 port 34470
2020-02-17T23:07:08.610476host3.slimhost.com.ua sshd[842360]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.ip-51-77-137.eu
2020-02-17T23:07:08.605439host3.slimhost.com.ua sshd[842360]: Invalid user nagios from 51.77.137.211 port 34470
2020-02-17T23:07:11.240261host3.slimhost.com.ua sshd[842360]: Failed password for invalid user nagios from 51.77.137.211 port 34470 ssh2
2020-02-17T23:11:04.879268host3.slimhost.com.ua sshd[845557]: Invalid user tuserver from 51.77.137.211 port 54044
...
2020-02-18 06:28:02
79.141.11.6 attackspam
2020-01-26T10:01:24.277604suse-nuc sshd[4504]: Invalid user evelyn from 79.141.11.6 port 45452
...
2020-02-18 06:46:14
45.32.4.78 attackbots
Brute force VPN server
2020-02-18 06:38:58
79.155.112.192 attack
2019-09-22T11:33:59.719052suse-nuc sshd[30744]: Invalid user sysadmin from 79.155.112.192 port 37566
...
2020-02-18 06:40:02
132.232.1.62 attack
Feb 17 12:21:52 hpm sshd\[6700\]: Invalid user sir from 132.232.1.62
Feb 17 12:21:52 hpm sshd\[6700\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.1.62
Feb 17 12:21:53 hpm sshd\[6700\]: Failed password for invalid user sir from 132.232.1.62 port 60072 ssh2
Feb 17 12:27:39 hpm sshd\[7327\]: Invalid user alt from 132.232.1.62
Feb 17 12:27:39 hpm sshd\[7327\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.1.62
2020-02-18 06:37:04
79.137.82.213 attackbots
2019-12-09T06:43:34.673801suse-nuc sshd[9089]: Invalid user server from 79.137.82.213 port 58534
...
2020-02-18 06:49:40
37.131.204.20 attackspam
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-18 06:19:38
213.231.36.212 attack
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-18 06:09:23
107.170.255.24 attackspambots
Feb 17 03:39:24 server sshd\[27818\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.255.24  user=ftp
Feb 17 03:39:26 server sshd\[27818\]: Failed password for ftp from 107.170.255.24 port 36117 ssh2
Feb 18 01:11:08 server sshd\[7254\]: Invalid user developer from 107.170.255.24
Feb 18 01:11:08 server sshd\[7254\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.255.24 
Feb 18 01:11:11 server sshd\[7254\]: Failed password for invalid user developer from 107.170.255.24 port 41921 ssh2
...
2020-02-18 06:16:36
79.143.180.147 attackspam
2019-09-27T01:30:04.462505suse-nuc sshd[20572]: Invalid user user from 79.143.180.147 port 40824
...
2020-02-18 06:44:58

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