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 <<>> 104.21.56.7
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 45852
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.56.7.			IN	A

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

;; Query time: 56 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:27:17 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 7.56.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 7.56.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
118.24.57.240 attackbotsspam
Oct  2 10:10:36 ny01 sshd[3069]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.57.240
Oct  2 10:10:38 ny01 sshd[3069]: Failed password for invalid user chef from 118.24.57.240 port 30714 ssh2
Oct  2 10:16:15 ny01 sshd[4060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.57.240
2019-10-02 22:17:22
94.191.36.171 attack
Oct  2 16:19:55 root sshd[12235]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.191.36.171 
Oct  2 16:19:57 root sshd[12235]: Failed password for invalid user agneta from 94.191.36.171 port 54620 ssh2
Oct  2 16:25:58 root sshd[12350]: Failed password for root from 94.191.36.171 port 36034 ssh2
...
2019-10-02 22:26:40
222.186.31.136 attackspam
SSH Bruteforce attempt
2019-10-02 22:25:03
194.31.38.94 attack
Time:     Wed Oct  2 12:58:56 2019 +0100
IP:       194.31.38.94 (PL/Poland/-)
Failures: 5 (smtpauth)
Interval: 3600 seconds
Blocked:  Permanent Block [LF_SMTPAUTH]

Log entries:

2019-10-02 12:57:58 dovecot_plain authenticator failed for (mail.barnetremovals.co.uk) [194.31.38.94]:33162: 535 Incorrect authentication data (set_id=angela.0903@barnetremovals.co.uk)
2019-10-02 12:58:04 dovecot_plain authenticator failed for (mail.barnetremovals.co.uk) [194.31.38.94]:33162: 535 Incorrect authentication data (set_id=angela.0903@barnetremovals.co.uk)
2019-10-02 12:58:14 dovecot_plain authenticator failed for (mail.barnetremovals.co.uk) [194.31.38.94]:33162: 535 Incorrect
2019-10-02 23:06:51
183.111.79.212 attack
Oct  2 20:10:25 lcl-usvr-01 sshd[16966]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.111.79.212  user=root
Oct  2 20:10:40 lcl-usvr-01 sshd[17019]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.111.79.212  user=root
Oct  2 20:10:57 lcl-usvr-01 sshd[17078]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.111.79.212  user=root
2019-10-02 22:38:06
175.139.2.165 attackspam
Oct  1 14:25:54 plesk sshd[22196]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.139.2.165  user=r.r
Oct  1 14:25:56 plesk sshd[22196]: Failed password for r.r from 175.139.2.165 port 59269 ssh2
Oct  1 14:25:56 plesk sshd[22196]: Received disconnect from 175.139.2.165: 11: Bye Bye [preauth]
Oct  1 14:39:35 plesk sshd[22671]: Invalid user sales from 175.139.2.165
Oct  1 14:39:35 plesk sshd[22671]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.139.2.165 
Oct  1 14:39:37 plesk sshd[22671]: Failed password for invalid user sales from 175.139.2.165 port 51339 ssh2
Oct  1 14:39:37 plesk sshd[22671]: Received disconnect from 175.139.2.165: 11: Bye Bye [preauth]
Oct  1 14:44:35 plesk sshd[22779]: Invalid user irwang from 175.139.2.165
Oct  1 14:44:35 plesk sshd[22779]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.139.2.165 
Oct  1 14:44:37 p........
-------------------------------
2019-10-02 22:50:01
112.175.120.168 attackbots
3389BruteforceFW23
2019-10-02 22:56:35
144.217.15.161 attack
2019-10-02T10:22:35.0053841495-001 sshd\[57790\]: Failed password for invalid user dead from 144.217.15.161 port 43352 ssh2
2019-10-02T10:36:03.2440901495-001 sshd\[58822\]: Invalid user mgithinji from 144.217.15.161 port 56746
2019-10-02T10:36:03.2513121495-001 sshd\[58822\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.ip-144-217-15.net
2019-10-02T10:36:05.6763911495-001 sshd\[58822\]: Failed password for invalid user mgithinji from 144.217.15.161 port 56746 ssh2
2019-10-02T10:40:35.5658561495-001 sshd\[59083\]: Invalid user guest from 144.217.15.161 port 53444
2019-10-02T10:40:35.5733291495-001 sshd\[59083\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=161.ip-144-217-15.net
...
2019-10-02 23:03:35
138.117.108.88 attack
Oct  2 09:10:33 ny01 sshd[24070]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.117.108.88
Oct  2 09:10:34 ny01 sshd[24070]: Failed password for invalid user testing from 138.117.108.88 port 55797 ssh2
Oct  2 09:17:52 ny01 sshd[25324]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.117.108.88
2019-10-02 22:20:17
132.232.19.122 attackspambots
Oct  2 14:34:13 lnxded63 sshd[15811]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=132.232.19.122
2019-10-02 22:52:39
51.75.169.236 attackspambots
Oct  2 16:17:34 SilenceServices sshd[29147]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.169.236
Oct  2 16:17:36 SilenceServices sshd[29147]: Failed password for invalid user falcon from 51.75.169.236 port 54738 ssh2
Oct  2 16:22:02 SilenceServices sshd[30395]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.169.236
2019-10-02 22:41:53
222.186.173.142 attack
Oct  2 16:14:17 h2177944 sshd\[21000\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.142  user=root
Oct  2 16:14:18 h2177944 sshd\[21000\]: Failed password for root from 222.186.173.142 port 31544 ssh2
Oct  2 16:14:22 h2177944 sshd\[21000\]: Failed password for root from 222.186.173.142 port 31544 ssh2
Oct  2 16:14:26 h2177944 sshd\[21000\]: Failed password for root from 222.186.173.142 port 31544 ssh2
...
2019-10-02 22:32:24
18.229.120.31 attackspambots
Automatic report - XMLRPC Attack
2019-10-02 22:21:20
96.57.82.166 attackspam
Oct  2 16:56:36 arianus sshd\[7294\]: User ***user*** from 96.57.82.166 not allowed because none of user's groups are listed in AllowGroups
...
2019-10-02 22:57:12
113.173.237.249 attackspambots
Oct  2 10:49:22 f201 sshd[10748]: Address 113.173.237.249 maps to static.vnpt.vn, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Oct  2 10:49:23 f201 sshd[10748]: Connection closed by 113.173.237.249 [preauth]
Oct  2 13:29:47 f201 sshd[19240]: Address 113.173.237.249 maps to static.vnpt.vn, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Oct  2 13:29:48 f201 sshd[19240]: Connection closed by 113.173.237.249 [preauth]
Oct  2 14:25:37 f201 sshd[1667]: Address 113.173.237.249 maps to static.vnpt.vn, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Oct  2 14:25:38 f201 sshd[1667]: Connection closed by 113.173.237.249 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=113.173.237.249
2019-10-02 22:32:49

Recently Reported IPs

104.21.56.68 104.21.56.71 104.21.56.72 fd00:0f01:0000:0000:0101:0000:0353:1f02
104.21.56.74 104.21.56.79 104.21.56.80 104.21.56.83
104.21.56.84 104.21.56.85 104.21.56.87 104.21.56.88
104.21.56.91 104.21.56.95 104.21.56.96 104.21.56.97
104.21.57.105 104.21.57.109 104.21.57.11 104.21.57.112