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: United States

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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 21.139.157.212
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23516
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.139.157.212.			IN	A

;; AUTHORITY SECTION:
.			443	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022123101 1800 900 604800 86400

;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Jan 01 08:07:39 CST 2023
;; MSG SIZE  rcvd: 107
Host info
Host 212.157.139.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 212.157.139.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
106.51.230.190 attackspam
$f2bV_matches
2019-12-19 08:39:00
106.38.72.182 attackspam
TCP Port Scanning
2019-12-19 08:46:44
95.248.4.121 attackspambots
[munged]::443 95.248.4.121 - - [18/Dec/2019:23:38:19 +0100] "POST /[munged]: HTTP/1.1" 401 8487 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 95.248.4.121 - - [18/Dec/2019:23:38:22 +0100] "POST /[munged]: HTTP/1.1" 401 8487 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 95.248.4.121 - - [18/Dec/2019:23:38:25 +0100] "POST /[munged]: HTTP/1.1" 401 8488 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 95.248.4.121 - - [18/Dec/2019:23:38:28 +0100] "POST /[munged]: HTTP/1.1" 401 8487 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 95.248.4.121 - - [18/Dec/2019:23:38:31 +0100] "POST /[munged]: HTTP/1.1" 401 8487 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 95.248.4.121 - - [18/Dec/2019:23:38:34 +0100] "POST /[munged]: HTTP/1.1" 401 8487 "-" "Mozilla/5.0 (X11; Ubuntu; Li
2019-12-19 08:34:40
172.105.150.29 attackbotsspam
Unauthorized connection attempt detected from IP address 172.105.150.29 to port 1434
2019-12-19 08:18:28
138.197.152.113 attack
Invalid user admin from 138.197.152.113 port 53674
2019-12-19 08:15:48
54.38.18.211 attackspam
Too many connections or unauthorized access detected from Arctic banned ip
2019-12-19 08:25:29
45.67.14.153 attackspam
Invalid user postgres from 45.67.14.153 port 42300
2019-12-19 08:37:37
222.186.175.155 attack
Dec 18 21:07:46 firewall sshd[18538]: Failed password for root from 222.186.175.155 port 40870 ssh2
Dec 18 21:07:59 firewall sshd[18538]: error: maximum authentication attempts exceeded for root from 222.186.175.155 port 40870 ssh2 [preauth]
Dec 18 21:07:59 firewall sshd[18538]: Disconnecting: Too many authentication failures [preauth]
...
2019-12-19 08:14:31
183.88.23.1 attackspambots
Dec 19 01:22:54 sticky sshd\[6491\]: Invalid user test from 183.88.23.1 port 42584
Dec 19 01:22:54 sticky sshd\[6491\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.88.23.1
Dec 19 01:22:56 sticky sshd\[6491\]: Failed password for invalid user test from 183.88.23.1 port 42584 ssh2
Dec 19 01:30:23 sticky sshd\[6595\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.88.23.1  user=root
Dec 19 01:30:26 sticky sshd\[6595\]: Failed password for root from 183.88.23.1 port 52664 ssh2
...
2019-12-19 08:34:13
41.249.250.209 attackbotsspam
Invalid user salt from 41.249.250.209 port 44762
2019-12-19 08:29:39
106.13.49.133 attackspambots
Dec 19 00:56:43 loxhost sshd\[9321\]: Invalid user grignon from 106.13.49.133 port 40202
Dec 19 00:56:43 loxhost sshd\[9321\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.49.133
Dec 19 00:56:45 loxhost sshd\[9321\]: Failed password for invalid user grignon from 106.13.49.133 port 40202 ssh2
Dec 19 01:02:07 loxhost sshd\[9496\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.49.133  user=root
Dec 19 01:02:08 loxhost sshd\[9496\]: Failed password for root from 106.13.49.133 port 38162 ssh2
...
2019-12-19 08:09:01
91.121.81.93 attackbots
2019-12-19T00:39:28.334138  sshd[20733]: Invalid user ts3 from 91.121.81.93 port 45818
2019-12-19T00:39:28.343078  sshd[20733]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.121.81.93
2019-12-19T00:39:28.334138  sshd[20733]: Invalid user ts3 from 91.121.81.93 port 45818
2019-12-19T00:39:30.389066  sshd[20733]: Failed password for invalid user ts3 from 91.121.81.93 port 45818 ssh2
2019-12-19T00:40:39.466183  sshd[20760]: Invalid user ts3 from 91.121.81.93 port 58972
...
2019-12-19 08:20:26
106.12.34.160 attack
Dec 18 19:14:17 linuxvps sshd\[21503\]: Invalid user hallenbeck from 106.12.34.160
Dec 18 19:14:17 linuxvps sshd\[21503\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.34.160
Dec 18 19:14:19 linuxvps sshd\[21503\]: Failed password for invalid user hallenbeck from 106.12.34.160 port 41956 ssh2
Dec 18 19:20:29 linuxvps sshd\[25794\]: Invalid user mastelli from 106.12.34.160
Dec 18 19:20:29 linuxvps sshd\[25794\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.34.160
2019-12-19 08:27:53
103.79.90.72 attack
Dec 19 01:01:29 meumeu sshd[21444]: Failed password for bin from 103.79.90.72 port 41743 ssh2
Dec 19 01:07:14 meumeu sshd[22363]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.79.90.72 
Dec 19 01:07:16 meumeu sshd[22363]: Failed password for invalid user solen from 103.79.90.72 port 44758 ssh2
...
2019-12-19 08:19:59
94.179.145.173 attack
Dec 18 14:33:32 tdfoods sshd\[31760\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.179.145.173  user=root
Dec 18 14:33:34 tdfoods sshd\[31760\]: Failed password for root from 94.179.145.173 port 55530 ssh2
Dec 18 14:39:43 tdfoods sshd\[32429\]: Invalid user un from 94.179.145.173
Dec 18 14:39:43 tdfoods sshd\[32429\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.179.145.173
Dec 18 14:39:45 tdfoods sshd\[32429\]: Failed password for invalid user un from 94.179.145.173 port 34694 ssh2
2019-12-19 08:45:01

Recently Reported IPs

212.67.240.45 209.106.67.1 203.183.11.100 202.220.223.166
199.188.59.170 195.46.181.186 196.225.32.174 192.117.1.196
190.74.64.203 189.106.150.204 185.148.27.135 181.33.103.66
180.145.173.99 173.40.73.221 175.237.255.20 172.111.212.254
170.152.77.184 166.27.38.96 165.176.85.180 164.155.223.226