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:
IP Type Details Datetime
104.21.75.2 spam
Spammer blacklist in https://www.projecthoneypot.org/ip_104.21.75.2 https://multirbl.valli.org/lookup/104.21.75.2.html
2022-12-29 00:00:44
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.75.239
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 30547
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.75.239.			IN	A

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

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:54:29 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 239.75.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 239.75.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
159.203.73.181 attackspambots
2020-09-11T20:08:54.738184ollin.zadara.org sshd[67181]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.73.181  user=root
2020-09-11T20:08:56.710293ollin.zadara.org sshd[67181]: Failed password for root from 159.203.73.181 port 35902 ssh2
...
2020-09-12 02:38:40
45.176.215.70 attackspam
Sep  7 12:47:34 mail.srvfarm.net postfix/smtps/smtpd[1055413]: warning: unknown[45.176.215.70]: SASL PLAIN authentication failed: 
Sep  7 12:47:35 mail.srvfarm.net postfix/smtps/smtpd[1055413]: lost connection after AUTH from unknown[45.176.215.70]
Sep  7 12:48:38 mail.srvfarm.net postfix/smtps/smtpd[1056884]: warning: unknown[45.176.215.70]: SASL PLAIN authentication failed: 
Sep  7 12:48:38 mail.srvfarm.net postfix/smtps/smtpd[1056884]: lost connection after AUTH from unknown[45.176.215.70]
Sep  7 12:56:08 mail.srvfarm.net postfix/smtpd[1053385]: warning: unknown[45.176.215.70]: SASL PLAIN authentication failed:
2020-09-12 02:15:33
94.74.163.58 attackbots
Sep  7 12:05:44 mail.srvfarm.net postfix/smtps/smtpd[1038364]: warning: unknown[94.74.163.58]: SASL PLAIN authentication failed: 
Sep  7 12:05:44 mail.srvfarm.net postfix/smtps/smtpd[1038364]: lost connection after AUTH from unknown[94.74.163.58]
Sep  7 12:06:36 mail.srvfarm.net postfix/smtps/smtpd[1038362]: warning: unknown[94.74.163.58]: SASL PLAIN authentication failed: 
Sep  7 12:06:36 mail.srvfarm.net postfix/smtps/smtpd[1038362]: lost connection after AUTH from unknown[94.74.163.58]
Sep  7 12:06:43 mail.srvfarm.net postfix/smtpd[1050886]: warning: unknown[94.74.163.58]: SASL PLAIN authentication failed:
2020-09-12 02:44:59
77.57.204.34 attackspam
Sep 11 19:14:11 sshgateway sshd\[30018\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=77-57-204-34.dclient.hispeed.ch  user=root
Sep 11 19:14:13 sshgateway sshd\[30018\]: Failed password for root from 77.57.204.34 port 39335 ssh2
Sep 11 19:17:09 sshgateway sshd\[30382\]: Invalid user diane from 77.57.204.34
Sep 11 19:17:09 sshgateway sshd\[30382\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=77-57-204-34.dclient.hispeed.ch
2020-09-12 02:25:48
103.18.242.23 attack
Sep  8 10:14:26 mail.srvfarm.net postfix/smtps/smtpd[1700326]: warning: unknown[103.18.242.23]: SASL PLAIN authentication failed: 
Sep  8 10:14:26 mail.srvfarm.net postfix/smtps/smtpd[1700326]: lost connection after AUTH from unknown[103.18.242.23]
Sep  8 10:19:14 mail.srvfarm.net postfix/smtps/smtpd[1716015]: warning: unknown[103.18.242.23]: SASL PLAIN authentication failed: 
Sep  8 10:19:15 mail.srvfarm.net postfix/smtps/smtpd[1716015]: lost connection after AUTH from unknown[103.18.242.23]
Sep  8 10:19:25 mail.srvfarm.net postfix/smtps/smtpd[1700325]: warning: unknown[103.18.242.23]: SASL PLAIN authentication failed:
2020-09-12 02:11:45
88.79.208.11 attack
 TCP (SYN) 88.79.208.11:42499 -> port 445, len 44
2020-09-12 02:24:26
45.142.120.183 attackbotsspam
Sep  9 03:50:32 nlmail01.srvfarm.net postfix/smtpd[3552667]: warning: unknown[45.142.120.183]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  9 03:51:11 nlmail01.srvfarm.net postfix/smtpd[3552667]: warning: unknown[45.142.120.183]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  9 03:51:49 nlmail01.srvfarm.net postfix/smtpd[3552667]: warning: unknown[45.142.120.183]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  9 03:52:29 nlmail01.srvfarm.net postfix/smtpd[3552667]: warning: unknown[45.142.120.183]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  9 03:53:07 nlmail01.srvfarm.net postfix/smtpd[3552667]: warning: unknown[45.142.120.183]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-09-12 02:16:18
220.135.244.139 attack
Telnet Server BruteForce Attack
2020-09-12 02:29:15
162.142.125.26 attackspam
firewall-block, port(s): 21/tcp
2020-09-12 02:22:00
89.203.137.38 attackspam
Sep  8 04:50:04 mail.srvfarm.net postfix/smtps/smtpd[1580696]: warning: unknown[89.203.137.38]: SASL PLAIN authentication failed: 
Sep  8 04:50:04 mail.srvfarm.net postfix/smtps/smtpd[1580696]: lost connection after AUTH from unknown[89.203.137.38]
Sep  8 04:50:51 mail.srvfarm.net postfix/smtps/smtpd[1582317]: warning: unknown[89.203.137.38]: SASL PLAIN authentication failed: 
Sep  8 04:50:51 mail.srvfarm.net postfix/smtps/smtpd[1582317]: lost connection after AUTH from unknown[89.203.137.38]
Sep  8 04:54:07 mail.srvfarm.net postfix/smtps/smtpd[1582460]: warning: unknown[89.203.137.38]: SASL PLAIN authentication failed:
2020-09-12 02:14:20
89.165.43.97 attackbots
Listed on    barracuda plus zen-spamhaus and spam-sorbs   / proto=6  .  srcport=8857  .  dstport=23  .     (755)
2020-09-12 02:25:29
140.143.1.162 attack
2020-09-11T18:51:20.642421n23.at sshd[1621189]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.1.162
2020-09-11T18:51:20.634655n23.at sshd[1621189]: Invalid user fbl from 140.143.1.162 port 43070
2020-09-11T18:51:23.256132n23.at sshd[1621189]: Failed password for invalid user fbl from 140.143.1.162 port 43070 ssh2
...
2020-09-12 02:26:23
93.34.12.254 attackbots
(sshd) Failed SSH login from 93.34.12.254 (IT/Italy/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Sep 10 19:13:17 jbs1 sshd[27368]: Failed password for root from 93.34.12.254 port 55132 ssh2
Sep 10 19:13:19 jbs1 sshd[27368]: Failed password for root from 93.34.12.254 port 55132 ssh2
Sep 10 19:13:21 jbs1 sshd[27368]: Failed password for root from 93.34.12.254 port 55132 ssh2
Sep 10 19:13:23 jbs1 sshd[27368]: Failed password for root from 93.34.12.254 port 55132 ssh2
Sep 10 19:13:25 jbs1 sshd[27368]: Failed password for root from 93.34.12.254 port 55132 ssh2
2020-09-12 02:35:33
62.176.115.154 attackbotsspam
Unauthorized connection attempt from IP address 62.176.115.154 on Port 445(SMB)
2020-09-12 02:37:18
78.128.113.120 attack
abuse-sasl
2020-09-12 02:14:48

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