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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 139.71.57.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 25058
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;139.71.57.21.			IN	A

;; AUTHORITY SECTION:
.			481	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022031801 1800 900 604800 86400

;; Query time: 68 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 19 05:51:12 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 21.57.71.139.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.57.71.139.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
112.15.9.23 attack
sshd jail - ssh hack attempt
2020-10-10 03:49:00
212.70.149.36 attackspambots
2020-10-09 22:46:49 auth_plain authenticator failed for (User) [212.70.149.36]: 535 Incorrect authentication data (set_id=mtb@lavrinenko.info)
2020-10-09 22:47:09 auth_plain authenticator failed for (User) [212.70.149.36]: 535 Incorrect authentication data (set_id=aw@lavrinenko.info)
...
2020-10-10 03:51:49
91.135.60.15 attack
Automatic report - Port Scan Attack
2020-10-10 03:51:27
37.59.47.61 attack
37.59.47.61 - - [09/Oct/2020:20:21:30 +0100] "POST /wp-login.php HTTP/1.1" 200 7649 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
37.59.47.61 - - [09/Oct/2020:20:24:18 +0100] "POST /wp-login.php HTTP/1.1" 200 7699 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
37.59.47.61 - - [09/Oct/2020:20:27:00 +0100] "POST /wp-login.php HTTP/1.1" 200 7558 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
...
2020-10-10 03:34:37
101.226.253.162 attackspambots
Oct  9 19:14:13 plex-server sshd[2873448]: Failed password for invalid user smmsp from 101.226.253.162 port 54260 ssh2
Oct  9 19:17:24 plex-server sshd[2874953]: Invalid user teacher from 101.226.253.162 port 49554
Oct  9 19:17:24 plex-server sshd[2874953]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.226.253.162 
Oct  9 19:17:24 plex-server sshd[2874953]: Invalid user teacher from 101.226.253.162 port 49554
Oct  9 19:17:26 plex-server sshd[2874953]: Failed password for invalid user teacher from 101.226.253.162 port 49554 ssh2
...
2020-10-10 03:34:56
178.128.243.225 attackbots
Invalid user user from 178.128.243.225 port 38820
2020-10-10 04:03:30
154.194.2.70 attackspam
Oct  9 15:38:35 ns3164893 sshd[25186]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=154.194.2.70  user=root
Oct  9 15:38:37 ns3164893 sshd[25186]: Failed password for root from 154.194.2.70 port 37970 ssh2
...
2020-10-10 03:50:28
101.80.183.200 attackspam
no
2020-10-10 03:39:00
51.15.46.152 attackbots
Oct  9 04:44:49 gw1 sshd[9703]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.15.46.152
Oct  9 04:44:50 gw1 sshd[9703]: Failed password for invalid user student from 51.15.46.152 port 56794 ssh2
...
2020-10-10 03:31:56
189.114.124.0 attackspam
20 attempts against mh-ssh on sonic
2020-10-10 03:38:36
51.195.148.115 attackbotsspam
Oct  9 20:02:56 django-0 sshd[27345]: Invalid user ovhuser from 51.195.148.115
...
2020-10-10 04:07:53
40.86.228.110 attackspam
Automatic report - Port Scan
2020-10-10 03:37:29
114.40.153.191 attackspam
20/10/8@16:41:21: FAIL: Alarm-Network address from=114.40.153.191
20/10/8@16:41:21: FAIL: Alarm-Network address from=114.40.153.191
...
2020-10-10 04:09:52
164.90.210.8 attackbots
Oct  9 06:34:55 propaganda sshd[81369]: Connection from 164.90.210.8 port 49006 on 10.0.0.161 port 22 rdomain ""
Oct  9 06:34:55 propaganda sshd[81369]: Connection closed by 164.90.210.8 port 49006 [preauth]
2020-10-10 03:49:58
74.207.129.51 attackspam
Brute forcing email accounts
2020-10-10 03:44:52

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