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 <<>> 104.21.73.104
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 43910
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.73.104.			IN	A

;; AUTHORITY SECTION:
.			51	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:51:32 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 104.73.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 104.73.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
103.89.88.64 attack
Nov 20 18:19:51 andromeda postfix/smtpd\[39316\]: warning: unknown\[103.89.88.64\]: SASL LOGIN authentication failed: authentication failure
Nov 20 18:19:53 andromeda postfix/smtpd\[39316\]: warning: unknown\[103.89.88.64\]: SASL LOGIN authentication failed: authentication failure
Nov 20 18:19:54 andromeda postfix/smtpd\[39316\]: warning: unknown\[103.89.88.64\]: SASL LOGIN authentication failed: authentication failure
Nov 20 18:19:56 andromeda postfix/smtpd\[39316\]: warning: unknown\[103.89.88.64\]: SASL LOGIN authentication failed: authentication failure
Nov 20 18:19:57 andromeda postfix/smtpd\[39316\]: warning: unknown\[103.89.88.64\]: SASL LOGIN authentication failed: authentication failure
2019-11-21 02:17:03
106.12.177.51 attackspam
Nov 20 07:53:17 kapalua sshd\[29915\]: Invalid user yoyo from 106.12.177.51
Nov 20 07:53:17 kapalua sshd\[29915\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.177.51
Nov 20 07:53:19 kapalua sshd\[29915\]: Failed password for invalid user yoyo from 106.12.177.51 port 42302 ssh2
Nov 20 07:57:23 kapalua sshd\[30217\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.177.51  user=backup
Nov 20 07:57:25 kapalua sshd\[30217\]: Failed password for backup from 106.12.177.51 port 45812 ssh2
2019-11-21 02:05:45
222.186.180.6 attack
Nov 20 18:59:30 MK-Soft-VM8 sshd[24504]: Failed password for root from 222.186.180.6 port 43932 ssh2
Nov 20 18:59:36 MK-Soft-VM8 sshd[24504]: Failed password for root from 222.186.180.6 port 43932 ssh2
...
2019-11-21 02:00:09
181.41.108.197 attackspam
2019-11-20 13:53:38 H=(nameless.gtt.co.gy) [181.41.108.197]:56568 I=[10.100.18.22]:25 F=: Host/domain is listed in RBL cbl.abuseat.org (Blocked - see hxxp://www.abuseat.org/lookup.cgi?ip=181.41.108.197)
2019-11-20 13:53:39 unexpected disconnection while reading SMTP command from (nameless.gtt.co.gy) [181.41.108.197]:56568 I=[10.100.18.22]:25 (error: Connection reset by peer)
2019-11-20 15:38:58 H=(nameless.gtt.co.gy) [181.41.108.197]:64000 I=[10.100.18.22]:25 F=: Host/domain is listed in RBL cbl.abuseat.org (Blocked - see hxxp://www.abuseat.org/lookup.cgi?ip=181.41.108.197)


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=181.41.108.197
2019-11-21 02:00:40
139.215.208.15 attackbotsspam
2019-11-20T14:42:39.341220abusebot-8.cloudsearch.cf sshd\[2837\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.215.208.15  user=root
2019-11-21 02:16:19
62.234.145.195 attack
Nov 20 23:23:32 vibhu-HP-Z238-Microtower-Workstation sshd\[19305\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.145.195  user=root
Nov 20 23:23:34 vibhu-HP-Z238-Microtower-Workstation sshd\[19305\]: Failed password for root from 62.234.145.195 port 52442 ssh2
Nov 20 23:27:00 vibhu-HP-Z238-Microtower-Workstation sshd\[20157\]: Invalid user tukijah from 62.234.145.195
Nov 20 23:27:00 vibhu-HP-Z238-Microtower-Workstation sshd\[20157\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.145.195
Nov 20 23:27:03 vibhu-HP-Z238-Microtower-Workstation sshd\[20157\]: Failed password for invalid user tukijah from 62.234.145.195 port 54066 ssh2
...
2019-11-21 02:03:03
185.176.27.6 attackspambots
Nov 20 18:53:57 mc1 kernel: \[5558688.155790\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.176.27.6 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=1249 PROTO=TCP SPT=49226 DPT=39660 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov 20 18:55:48 mc1 kernel: \[5558799.377658\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.176.27.6 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=33558 PROTO=TCP SPT=49226 DPT=35875 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov 20 18:58:47 mc1 kernel: \[5558977.899328\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.176.27.6 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=64111 PROTO=TCP SPT=49226 DPT=36142 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2019-11-21 02:12:46
115.74.52.106 attackbots
2019-11-20 14:34:50 H=(adsl.viettel.vn) [115.74.52.106]:16846 I=[10.100.18.20]:25 F=: Host/domain is listed in RBL cbl.abuseat.org (Blocked - see hxxp://www.abuseat.org/lookup.cgi?ip=115.74.52.106)
2019-11-20 14:34:50 unexpected disconnection while reading SMTP command from (adsl.viettel.vn) [115.74.52.106]:16846 I=[10.100.18.20]:25 (error: Connection reset by peer)
2019-11-20 15:40:15 H=(adsl.viettel.vn) [115.74.52.106]:25812 I=[10.100.18.20]:25 F=: Host/domain is listed in RBL cbl.abuseat.org (Blocked - see hxxp://www.abuseat.org/lookup.cgi?ip=115.74.52.106)


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=115.74.52.106
2019-11-21 02:13:18
159.69.107.139 attackspam
blocked for 1h
2019-11-21 02:02:05
166.111.68.168 attackbotsspam
2019-11-20T16:24:30.591290shield sshd\[12964\]: Invalid user USA@2016 from 166.111.68.168 port 56482
2019-11-20T16:24:30.595445shield sshd\[12964\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=166.111.68.168
2019-11-20T16:24:32.815356shield sshd\[12964\]: Failed password for invalid user USA@2016 from 166.111.68.168 port 56482 ssh2
2019-11-20T16:27:54.435173shield sshd\[13405\]: Invalid user pas123 from 166.111.68.168 port 54598
2019-11-20T16:27:54.439889shield sshd\[13405\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=166.111.68.168
2019-11-21 02:04:03
212.64.94.157 attackspam
Nov 20 18:44:39 cp sshd[4377]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.94.157
Nov 20 18:44:39 cp sshd[4377]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.94.157
2019-11-21 02:08:44
104.148.105.84 attack
Nov 20 15:38:34 mxgate1 postfix/postscreen[8842]: CONNECT from [104.148.105.84]:52518 to [176.31.12.44]:25
Nov 20 15:38:34 mxgate1 postfix/dnsblog[8845]: addr 104.148.105.84 listed by domain zen.spamhaus.org as 127.0.0.3
Nov 20 15:38:34 mxgate1 postfix/dnsblog[8843]: addr 104.148.105.84 listed by domain b.barracudacentral.org as 127.0.0.2
Nov 20 15:38:40 mxgate1 postfix/postscreen[8842]: DNSBL rank 3 for [104.148.105.84]:52518
Nov x@x
Nov 20 15:38:41 mxgate1 postfix/postscreen[8842]: DISCONNECT [104.148.105.84]:52518


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=104.148.105.84
2019-11-21 01:58:02
179.54.104.171 attack
Port 1433 Scan
2019-11-21 01:51:35
118.193.31.20 attackbots
Nov 20 05:09:49 hanapaa sshd\[28626\]: Invalid user ames from 118.193.31.20
Nov 20 05:09:49 hanapaa sshd\[28626\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.193.31.20
Nov 20 05:09:51 hanapaa sshd\[28626\]: Failed password for invalid user ames from 118.193.31.20 port 49200 ssh2
Nov 20 05:15:08 hanapaa sshd\[29020\]: Invalid user ftpget from 118.193.31.20
Nov 20 05:15:08 hanapaa sshd\[29020\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.193.31.20
2019-11-21 01:55:56
218.94.140.106 attackspam
Nov 20 17:04:21 dedicated sshd[27426]: Invalid user http from 218.94.140.106 port 2118
2019-11-21 01:50:37

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