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 <<>> 104.21.66.253
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 30
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.66.253.			IN	A

;; AUTHORITY SECTION:
.			301	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 55 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:36:08 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 253.66.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 253.66.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
2a03:b0c0:2:d0::534:a001 attackbots
6001/tcp 5901/tcp 6001/tcp
[2020-04-08]3pkt
2020-04-09 05:30:22
45.149.206.194 attackbotsspam
45.149.206.194 was recorded 11 times by 7 hosts attempting to connect to the following ports: 5060. Incident counter (4h, 24h, all-time): 11, 54, 137
2020-04-09 05:19:12
103.145.13.6 attackspam
" "
2020-04-09 05:37:56
129.28.191.55 attack
Apr  8 23:08:56 h2646465 sshd[14161]: Invalid user ubuntu from 129.28.191.55
Apr  8 23:08:56 h2646465 sshd[14161]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.28.191.55
Apr  8 23:08:56 h2646465 sshd[14161]: Invalid user ubuntu from 129.28.191.55
Apr  8 23:08:57 h2646465 sshd[14161]: Failed password for invalid user ubuntu from 129.28.191.55 port 51614 ssh2
Apr  8 23:23:42 h2646465 sshd[16062]: Invalid user asakura from 129.28.191.55
Apr  8 23:23:42 h2646465 sshd[16062]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.28.191.55
Apr  8 23:23:42 h2646465 sshd[16062]: Invalid user asakura from 129.28.191.55
Apr  8 23:23:44 h2646465 sshd[16062]: Failed password for invalid user asakura from 129.28.191.55 port 34054 ssh2
Apr  8 23:26:10 h2646465 sshd[16593]: Invalid user ansible from 129.28.191.55
...
2020-04-09 05:47:29
119.147.144.22 attackbots
Unauthorized connection attempt detected from IP address 119.147.144.22 to port 1433
2020-04-09 05:44:39
111.67.197.16 attack
Apr  8 15:38:09 localhost sshd\[25661\]: Invalid user test from 111.67.197.16
Apr  8 15:38:09 localhost sshd\[25661\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.67.197.16
Apr  8 15:38:11 localhost sshd\[25661\]: Failed password for invalid user test from 111.67.197.16 port 49428 ssh2
Apr  8 15:42:04 localhost sshd\[25944\]: Invalid user ts2 from 111.67.197.16
Apr  8 15:42:04 localhost sshd\[25944\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.67.197.16
...
2020-04-09 05:27:50
1.175.233.158 attackspam
445/tcp
[2020-04-08]1pkt
2020-04-09 05:25:12
77.238.148.13 attack
1586349273 - 04/08/2020 14:34:33 Host: 77.238.148.13/77.238.148.13 Port: 445 TCP Blocked
2020-04-09 05:50:31
69.254.62.212 attackbots
2020-04-08T21:21:38.726439abusebot.cloudsearch.cf sshd[12709]: Invalid user jeffrey from 69.254.62.212 port 42314
2020-04-08T21:21:38.733427abusebot.cloudsearch.cf sshd[12709]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=c-69-254-62-212.hsd1.fl.comcast.net
2020-04-08T21:21:38.726439abusebot.cloudsearch.cf sshd[12709]: Invalid user jeffrey from 69.254.62.212 port 42314
2020-04-08T21:21:40.226114abusebot.cloudsearch.cf sshd[12709]: Failed password for invalid user jeffrey from 69.254.62.212 port 42314 ssh2
2020-04-08T21:25:57.187888abusebot.cloudsearch.cf sshd[12941]: Invalid user plex from 69.254.62.212 port 57485
2020-04-08T21:25:57.195558abusebot.cloudsearch.cf sshd[12941]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=c-69-254-62-212.hsd1.fl.comcast.net
2020-04-08T21:25:57.187888abusebot.cloudsearch.cf sshd[12941]: Invalid user plex from 69.254.62.212 port 57485
2020-04-08T21:25:59.579861abusebot.cl
...
2020-04-09 05:35:06
137.220.175.83 attackspam
Apr  8 14:34:43 vmd17057 sshd[19104]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=137.220.175.83 
Apr  8 14:34:45 vmd17057 sshd[19104]: Failed password for invalid user arun from 137.220.175.83 port 33802 ssh2
...
2020-04-09 05:41:20
172.115.230.235 attackbots
DATE:2020-04-08 14:35:17, IP:172.115.230.235, PORT:telnet Telnet brute force auth on honeypot server (honey-neo-dc)
2020-04-09 05:18:09
2604:a880:400:d0::18eb:f001 attackspambots
5901/tcp 6001/tcp
[2020-04-08]2pkt
2020-04-09 05:28:44
150.95.131.184 attackbots
Apr  9 00:10:48 ift sshd\[37115\]: Invalid user testuser from 150.95.131.184Apr  9 00:10:50 ift sshd\[37115\]: Failed password for invalid user testuser from 150.95.131.184 port 35316 ssh2Apr  9 00:15:22 ift sshd\[37915\]: Failed password for root from 150.95.131.184 port 53816 ssh2Apr  9 00:18:57 ift sshd\[38306\]: Invalid user postgres from 150.95.131.184Apr  9 00:18:58 ift sshd\[38306\]: Failed password for invalid user postgres from 150.95.131.184 port 34786 ssh2
...
2020-04-09 05:34:28
211.252.84.47 attackspambots
2020-04-08T12:30:57.007521shield sshd\[1899\]: Invalid user jetty from 211.252.84.47 port 44466
2020-04-08T12:30:57.011112shield sshd\[1899\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.252.84.47
2020-04-08T12:30:59.617127shield sshd\[1899\]: Failed password for invalid user jetty from 211.252.84.47 port 44466 ssh2
2020-04-08T12:35:15.793242shield sshd\[3103\]: Invalid user jenkins from 211.252.84.47 port 47296
2020-04-08T12:35:15.796618shield sshd\[3103\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.252.84.47
2020-04-09 05:19:31
111.229.31.134 attackbots
Bruteforce detected by fail2ban
2020-04-09 05:27:33

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