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 of America (the)

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 <<>> 104.151.139.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50659
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.151.139.81.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021500 1800 900 604800 86400

;; Query time: 12 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 16 00:02:42 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 81.139.151.104.in-addr.arpa not found: 2(SERVFAIL)
Nslookup info:
server can't find 104.151.139.81.in-addr.arpa: SERVFAIL
Related IP info:
Related comments:
IP Type Details Datetime
181.28.152.133 attackspambots
Sep 11 10:33:58 santamaria sshd\[18538\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.28.152.133  user=root
Sep 11 10:34:00 santamaria sshd\[18538\]: Failed password for root from 181.28.152.133 port 45521 ssh2
Sep 11 10:42:40 santamaria sshd\[18646\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.28.152.133  user=root
...
2020-09-11 17:28:22
172.82.230.4 attackspam
Sep  8 20:15:06 mail.srvfarm.net postfix/smtpd[1953216]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
Sep  8 20:15:48 mail.srvfarm.net postfix/smtpd[1954612]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
Sep  8 20:19:41 mail.srvfarm.net postfix/smtpd[1954567]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
Sep  8 20:20:00 mail.srvfarm.net postfix/smtpd[1954566]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
Sep  8 20:23:35 mail.srvfarm.net postfix/smtpd[1953217]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
2020-09-11 17:15:05
45.176.214.154 attack
Sep  8 11:36:22 mail.srvfarm.net postfix/smtps/smtpd[1739904]: warning: unknown[45.176.214.154]: SASL PLAIN authentication failed: 
Sep  8 11:36:23 mail.srvfarm.net postfix/smtps/smtpd[1739904]: lost connection after AUTH from unknown[45.176.214.154]
Sep  8 11:36:41 mail.srvfarm.net postfix/smtpd[1738735]: warning: unknown[45.176.214.154]: SASL PLAIN authentication failed: 
Sep  8 11:36:41 mail.srvfarm.net postfix/smtpd[1738735]: lost connection after AUTH from unknown[45.176.214.154]
Sep  8 11:45:16 mail.srvfarm.net postfix/smtpd[1742929]: warning: unknown[45.176.214.154]: SASL PLAIN authentication failed:
2020-09-11 17:10:40
40.77.167.219 attack
Automated report (2020-09-10T20:59:38-07:00). Query command injection attempt detected.
2020-09-11 17:26:04
187.33.253.18 attackspam
187.33.253.18 - - [06/Jul/2020:01:06:17 +0000] "\x16\x03\x01\x00\x89\x01\x00\x00\x85\x03\x03\xD33\xF6`\xC8\xACt@f]_\xDB1\x91\xEDBh\xBE\xC1\xCD\xE2As{9\x19\xDD\x8E\xA6\x96\xF2\xBF\x00\x00 \xC0/\xC00\xC0+\xC0,\xCC\xA8\xCC\xA9\xC0\x13\xC0\x09\xC0\x14\xC0" 400 166 "-" "-"
2020-09-11 17:29:38
51.210.96.169 attack
Sep 10 22:48:17 php1 sshd\[6701\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.210.96.169  user=root
Sep 10 22:48:19 php1 sshd\[6701\]: Failed password for root from 51.210.96.169 port 43347 ssh2
Sep 10 22:52:14 php1 sshd\[6943\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.210.96.169  user=root
Sep 10 22:52:16 php1 sshd\[6943\]: Failed password for root from 51.210.96.169 port 49534 ssh2
Sep 10 22:56:17 php1 sshd\[7204\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.210.96.169  user=root
2020-09-11 17:04:22
141.85.216.231 attack
141.85.216.231 - - \[11/Sep/2020:03:38:04 +0200\] "POST /wp-login.php HTTP/1.0" 200 4128 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
141.85.216.231 - - \[11/Sep/2020:03:38:05 +0200\] "POST /wp-login.php HTTP/1.0" 200 4134 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
141.85.216.231 - - \[11/Sep/2020:03:38:06 +0200\] "POST /xmlrpc.php HTTP/1.0" 200 736 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
2020-09-11 16:53:37
198.199.72.47 attackbots
Port scan denied
2020-09-11 17:22:58
193.35.20.82 attackbots
Sep  7 13:10:23 mail.srvfarm.net postfix/smtpd[1053353]: warning: unknown[193.35.20.82]: SASL PLAIN authentication failed: 
Sep  7 13:10:23 mail.srvfarm.net postfix/smtpd[1053353]: lost connection after AUTH from unknown[193.35.20.82]
Sep  7 13:16:53 mail.srvfarm.net postfix/smtps/smtpd[1060865]: warning: unknown[193.35.20.82]: SASL PLAIN authentication failed: 
Sep  7 13:16:53 mail.srvfarm.net postfix/smtps/smtpd[1060865]: lost connection after AUTH from unknown[193.35.20.82]
Sep  7 13:18:36 mail.srvfarm.net postfix/smtps/smtpd[1075083]: warning: unknown[193.35.20.82]: SASL PLAIN authentication failed:
2020-09-11 17:13:24
40.121.163.198 attack
Received disconnect
2020-09-11 17:01:49
172.82.230.3 attackspam
Sep  8 20:15:06 mail.srvfarm.net postfix/smtpd[1954569]: lost connection after STARTTLS from r3.news.eu.rvca.com[172.82.230.3]
Sep  8 20:15:48 mail.srvfarm.net postfix/smtpd[1954319]: lost connection after STARTTLS from r3.news.eu.rvca.com[172.82.230.3]
Sep  8 20:19:40 mail.srvfarm.net postfix/smtpd[1954281]: lost connection after STARTTLS from r3.news.eu.rvca.com[172.82.230.3]
Sep  8 20:19:59 mail.srvfarm.net postfix/smtpd[1954570]: lost connection after STARTTLS from r3.news.eu.rvca.com[172.82.230.3]
Sep  8 20:23:35 mail.srvfarm.net postfix/smtpd[1954575]: lost connection after STARTTLS from r3.news.eu.rvca.com[172.82.230.3]
2020-09-11 17:15:32
103.237.57.200 attack
Sep  7 13:11:45 mail.srvfarm.net postfix/smtps/smtpd[1073053]: warning: unknown[103.237.57.200]: SASL PLAIN authentication failed: 
Sep  7 13:11:45 mail.srvfarm.net postfix/smtps/smtpd[1073053]: lost connection after AUTH from unknown[103.237.57.200]
Sep  7 13:12:39 mail.srvfarm.net postfix/smtps/smtpd[1072842]: warning: unknown[103.237.57.200]: SASL PLAIN authentication failed: 
Sep  7 13:12:39 mail.srvfarm.net postfix/smtps/smtpd[1072842]: lost connection after AUTH from unknown[103.237.57.200]
Sep  7 13:20:58 mail.srvfarm.net postfix/smtpd[1058623]: warning: unknown[103.237.57.200]: SASL PLAIN authentication failed:
2020-09-11 17:17:08
110.37.220.102 attackbotsspam
Sep 10 18:38:55 smtp sshd[12364]: Failed password for r.r from 110.37.220.102 port 40876 ssh2
Sep 10 18:38:56 smtp sshd[12397]: Failed password for r.r from 110.37.220.102 port 40916 ssh2
Sep 10 18:38:58 smtp sshd[12406]: Failed password for r.r from 110.37.220.102 port 41046 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=110.37.220.102
2020-09-11 17:01:27
210.211.116.80 attackspam
...
2020-09-11 17:00:39
206.189.143.91 attackbots
2020-09-11T07:31:51.455977n23.at sshd[1059909]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.143.91
2020-09-11T07:31:51.448328n23.at sshd[1059909]: Invalid user msmith from 206.189.143.91 port 57430
2020-09-11T07:31:53.527946n23.at sshd[1059909]: Failed password for invalid user msmith from 206.189.143.91 port 57430 ssh2
...
2020-09-11 16:54:21

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