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: None

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 <<>> 104.21.16.57
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 45886
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.16.57.			IN	A

;; AUTHORITY SECTION:
.			196	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:12:41 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 57.16.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 57.16.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
67.205.137.32 attack
$f2bV_matches
2020-06-16 00:04:55
89.165.2.239 attackspam
Jun 15 12:09:59 NPSTNNYC01T sshd[27267]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=89.165.2.239
Jun 15 12:10:01 NPSTNNYC01T sshd[27267]: Failed password for invalid user developer from 89.165.2.239 port 33047 ssh2
Jun 15 12:14:12 NPSTNNYC01T sshd[27558]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=89.165.2.239
...
2020-06-16 00:27:36
222.186.30.112 attackspam
Jun 15 15:49:57 localhost sshd[126948]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.112  user=root
Jun 15 15:49:58 localhost sshd[126948]: Failed password for root from 222.186.30.112 port 22080 ssh2
Jun 15 15:50:05 localhost sshd[126948]: Failed password for root from 222.186.30.112 port 22080 ssh2
Jun 15 15:49:57 localhost sshd[126948]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.112  user=root
Jun 15 15:49:58 localhost sshd[126948]: Failed password for root from 222.186.30.112 port 22080 ssh2
Jun 15 15:50:05 localhost sshd[126948]: Failed password for root from 222.186.30.112 port 22080 ssh2
Jun 15 15:49:57 localhost sshd[126948]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.112  user=root
Jun 15 15:49:58 localhost sshd[126948]: Failed password for root from 222.186.30.112 port 22080 ssh2
Jun 15 15:50:05 localhost sshd[12
...
2020-06-15 23:52:00
212.70.149.2 attackspam
Jun 15 18:21:42 srv01 postfix/smtpd\[13271\]: warning: unknown\[212.70.149.2\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 15 18:21:52 srv01 postfix/smtpd\[16004\]: warning: unknown\[212.70.149.2\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 15 18:22:08 srv01 postfix/smtpd\[13271\]: warning: unknown\[212.70.149.2\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 15 18:22:23 srv01 postfix/smtpd\[23854\]: warning: unknown\[212.70.149.2\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 15 18:22:25 srv01 postfix/smtpd\[16004\]: warning: unknown\[212.70.149.2\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-06-16 00:22:32
47.98.45.31 attackbotsspam
port
2020-06-16 00:24:44
76.122.98.25 attack
Automatic report - Banned IP Access
2020-06-15 23:41:44
66.249.69.228 attack
Automatic report - Banned IP Access
2020-06-15 23:57:10
37.140.192.59 attack
Attacks websites by trying to access known vulnerables of plugins, brute-force of backends or probing of administrative tools
2020-06-15 23:46:12
87.246.7.70 attackspam
Jun 15 18:15:21 zeus postfix/smtpd\[30780\]: warning: unknown\[87.246.7.70\]: SASL LOGIN authentication failed: authentication failure
Jun 15 18:16:09 zeus postfix/smtpd\[30780\]: warning: unknown\[87.246.7.70\]: SASL LOGIN authentication failed: authentication failure
Jun 15 18:16:57 zeus postfix/smtpd\[30888\]: warning: unknown\[87.246.7.70\]: SASL LOGIN authentication failed: authentication failure
...
2020-06-16 00:27:20
51.77.146.156 attackbotsspam
2020-06-15T10:17:14.636251server.mjenks.net sshd[948904]: Invalid user akash from 51.77.146.156 port 42148
2020-06-15T10:17:14.642015server.mjenks.net sshd[948904]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.146.156
2020-06-15T10:17:14.636251server.mjenks.net sshd[948904]: Invalid user akash from 51.77.146.156 port 42148
2020-06-15T10:17:16.551266server.mjenks.net sshd[948904]: Failed password for invalid user akash from 51.77.146.156 port 42148 ssh2
2020-06-15T10:20:36.488580server.mjenks.net sshd[949315]: Invalid user nasser from 51.77.146.156 port 42176
...
2020-06-15 23:44:58
47.74.241.65 attackbotsspam
Jun 15 14:18:10 debian-2gb-nbg1-2 kernel: \[14482198.430258\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=47.74.241.65 DST=195.201.40.59 LEN=40 TOS=0x14 PREC=0x00 TTL=237 ID=42544 PROTO=TCP SPT=32767 DPT=8545 WINDOW=1024 RES=0x00 SYN URGP=0
2020-06-16 00:21:27
190.183.61.83 attack
20/6/15@08:18:21: FAIL: Alarm-Intrusion address from=190.183.61.83
...
2020-06-16 00:13:23
181.46.240.101 attack
Automatic report - Banned IP Access
2020-06-15 23:49:59
161.35.226.47 attack
[H1.VM1] Blocked by UFW
2020-06-16 00:00:36
218.92.0.158 attack
Jun 15 11:49:59 NPSTNNYC01T sshd[24136]: Failed password for root from 218.92.0.158 port 5707 ssh2
Jun 15 11:50:11 NPSTNNYC01T sshd[24136]: error: maximum authentication attempts exceeded for root from 218.92.0.158 port 5707 ssh2 [preauth]
Jun 15 11:50:20 NPSTNNYC01T sshd[24156]: Failed password for root from 218.92.0.158 port 34574 ssh2
...
2020-06-15 23:58:10

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