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: Korea (the Republic of)

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 <<>> 121.157.138.143
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 57800
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.157.138.143.		IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021701 1800 900 604800 86400

;; Query time: 12 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 18 08:46:59 CST 2025
;; MSG SIZE  rcvd: 108
Host info
Host 143.138.157.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 143.138.157.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.83.74.45 attackbots
2019-09-05T20:53:42.909661  sshd[1084]: Invalid user odoo from 51.83.74.45 port 39644
2019-09-05T20:53:42.922933  sshd[1084]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.83.74.45
2019-09-05T20:53:42.909661  sshd[1084]: Invalid user odoo from 51.83.74.45 port 39644
2019-09-05T20:53:45.073937  sshd[1084]: Failed password for invalid user odoo from 51.83.74.45 port 39644 ssh2
2019-09-05T21:05:58.671691  sshd[1211]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.83.74.45  user=root
2019-09-05T21:06:01.198452  sshd[1211]: Failed password for root from 51.83.74.45 port 40498 ssh2
...
2019-09-06 07:46:53
119.3.179.89 attack
SASL broute force
2019-09-06 07:32:21
167.71.220.97 attackbots
Sep  6 02:05:54 lcl-usvr-02 sshd[11734]: Invalid user admin from 167.71.220.97 port 54203
Sep  6 02:05:55 lcl-usvr-02 sshd[11734]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.220.97
Sep  6 02:05:54 lcl-usvr-02 sshd[11734]: Invalid user admin from 167.71.220.97 port 54203
Sep  6 02:05:57 lcl-usvr-02 sshd[11734]: Failed password for invalid user admin from 167.71.220.97 port 54203 ssh2
...
2019-09-06 07:28:28
40.73.7.223 attackspambots
Sep  6 01:54:42 vps01 sshd[1507]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.7.223
Sep  6 01:54:45 vps01 sshd[1507]: Failed password for invalid user daniel from 40.73.7.223 port 57528 ssh2
2019-09-06 07:56:15
185.53.229.10 attack
Sep  5 20:09:11 MK-Soft-VM6 sshd\[6724\]: Invalid user user123 from 185.53.229.10 port 21372
Sep  5 20:09:11 MK-Soft-VM6 sshd\[6724\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.53.229.10
Sep  5 20:09:13 MK-Soft-VM6 sshd\[6724\]: Failed password for invalid user user123 from 185.53.229.10 port 21372 ssh2
...
2019-09-06 07:34:20
37.210.106.42 attackbots
Unauthorized connection attempt from IP address 37.210.106.42 on Port 445(SMB)
2019-09-06 07:29:37
89.189.176.17 attackspam
2019-09-05T21:05:39.442990 X postfix/smtpd[13011]: NOQUEUE: reject: RCPT from 17.176.189.89.sta.211.ru[89.189.176.17]: 554 5.7.1 Service unavailable; Client host [89.189.176.17] blocked using zen.spamhaus.org; from= to= proto=ESMTP helo=
2019-09-06 07:43:05
106.13.52.74 attackbotsspam
Sep  6 01:24:30 dev0-dcfr-rnet sshd[8570]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.52.74
Sep  6 01:24:32 dev0-dcfr-rnet sshd[8570]: Failed password for invalid user hadoopuser from 106.13.52.74 port 43738 ssh2
Sep  6 01:27:31 dev0-dcfr-rnet sshd[8598]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.52.74
2019-09-06 07:40:50
81.22.45.17 attackspam
Sep  6 00:15:28 lumpi kernel: INPUT:DROP:SPAMHAUS_EDROP:IN=eth0 OUT= MAC=52:54:a2:01:a5:04:d2:74:7f:6e:37:e3:08:00 SRC=81.22.45.17 DST=172.31.1.100 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=33490 PROTO=TCP SPT=40703 DPT=33891 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2019-09-06 07:16:34
109.194.54.126 attackspambots
Sep  5 21:06:02 localhost sshd\[25797\]: Invalid user admin from 109.194.54.126 port 60748
Sep  5 21:06:02 localhost sshd\[25797\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=109.194.54.126
Sep  5 21:06:04 localhost sshd\[25797\]: Failed password for invalid user admin from 109.194.54.126 port 60748 ssh2
2019-09-06 07:24:10
109.245.240.153 attackspam
2019-09-05 14:05:39 H=(lrmmotors.it) [109.245.240.153]:51311 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.4, 127.0.0.3) (https://www.spamhaus.org/sbl/query/SBLCSS)
2019-09-05 14:05:39 H=(lrmmotors.it) [109.245.240.153]:51311 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.4, 127.0.0.3) (https://www.spamhaus.org/sbl/query/SBLCSS)
2019-09-05 14:05:40 H=(lrmmotors.it) [109.245.240.153]:51311 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.3, 127.0.0.4) (https://www.spamhaus.org/sbl/query/SBLCSS)
...
2019-09-06 07:42:09
190.85.156.226 attack
Unauthorized connection attempt from IP address 190.85.156.226 on Port 445(SMB)
2019-09-06 07:59:19
200.7.118.10 attackbots
$f2bV_matches
2019-09-06 07:59:36
81.177.98.52 attack
2019-09-05T23:16:39.545803abusebot-2.cloudsearch.cf sshd\[20988\]: Invalid user mysql from 81.177.98.52 port 57614
2019-09-06 07:22:38
124.177.229.40 attackbots
Sep  5 20:42:33 hb sshd\[32001\]: Invalid user pass123 from 124.177.229.40
Sep  5 20:42:33 hb sshd\[32001\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.177.229.40
Sep  5 20:42:35 hb sshd\[32001\]: Failed password for invalid user pass123 from 124.177.229.40 port 57970 ssh2
Sep  5 20:48:17 hb sshd\[32487\]: Invalid user pass from 124.177.229.40
Sep  5 20:48:17 hb sshd\[32487\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.177.229.40
2019-09-06 07:29:07

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