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 <<>> 104.21.42.59
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 42622
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.59.			IN	A

;; AUTHORITY SECTION:
.			311	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022001 1800 900 604800 86400

;; Query time: 68 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 21 05:23:36 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 59.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 59.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
188.92.214.154 attackspam
Aug 14 23:55:22 mail.srvfarm.net postfix/smtpd[735694]: warning: unknown[188.92.214.154]: SASL PLAIN authentication failed: 
Aug 14 23:55:22 mail.srvfarm.net postfix/smtpd[735694]: lost connection after AUTH from unknown[188.92.214.154]
Aug 15 00:02:31 mail.srvfarm.net postfix/smtps/smtpd[740403]: warning: unknown[188.92.214.154]: SASL PLAIN authentication failed: 
Aug 15 00:02:31 mail.srvfarm.net postfix/smtps/smtpd[740403]: lost connection after AUTH from unknown[188.92.214.154]
Aug 15 00:04:21 mail.srvfarm.net postfix/smtpd[738028]: warning: unknown[188.92.214.154]: SASL PLAIN authentication failed:
2020-08-15 17:16:28
45.160.138.113 attack
Aug 15 00:07:55 mail.srvfarm.net postfix/smtps/smtpd[893682]: warning: unknown[45.160.138.113]: SASL PLAIN authentication failed: 
Aug 15 00:07:56 mail.srvfarm.net postfix/smtps/smtpd[893682]: lost connection after AUTH from unknown[45.160.138.113]
Aug 15 00:11:23 mail.srvfarm.net postfix/smtpd[795872]: warning: unknown[45.160.138.113]: SASL PLAIN authentication failed: 
Aug 15 00:11:23 mail.srvfarm.net postfix/smtpd[795872]: lost connection after AUTH from unknown[45.160.138.113]
Aug 15 00:17:44 mail.srvfarm.net postfix/smtps/smtpd[741489]: warning: unknown[45.160.138.113]: SASL PLAIN authentication failed:
2020-08-15 17:11:51
177.44.16.172 attackbots
Aug 15 00:02:16 mail.srvfarm.net postfix/smtps/smtpd[740403]: warning: unknown[177.44.16.172]: SASL PLAIN authentication failed: 
Aug 15 00:02:16 mail.srvfarm.net postfix/smtps/smtpd[740403]: lost connection after AUTH from unknown[177.44.16.172]
Aug 15 00:08:52 mail.srvfarm.net postfix/smtps/smtpd[740202]: warning: unknown[177.44.16.172]: SASL PLAIN authentication failed: 
Aug 15 00:08:52 mail.srvfarm.net postfix/smtps/smtpd[740202]: lost connection after AUTH from unknown[177.44.16.172]
Aug 15 00:10:52 mail.srvfarm.net postfix/smtpd[740695]: warning: unknown[177.44.16.172]: SASL PLAIN authentication failed:
2020-08-15 17:19:53
41.139.4.49 attackspambots
Aug 14 23:50:09 mail.srvfarm.net postfix/smtpd[736663]: warning: unknown[41.139.4.49]: SASL PLAIN authentication failed: 
Aug 14 23:50:09 mail.srvfarm.net postfix/smtpd[736663]: lost connection after AUTH from unknown[41.139.4.49]
Aug 14 23:53:54 mail.srvfarm.net postfix/smtps/smtpd[734614]: warning: unknown[41.139.4.49]: SASL PLAIN authentication failed: 
Aug 14 23:53:54 mail.srvfarm.net postfix/smtps/smtpd[734614]: lost connection after AUTH from unknown[41.139.4.49]
Aug 14 23:56:14 mail.srvfarm.net postfix/smtps/smtpd[737375]: warning: unknown[41.139.4.49]: SASL PLAIN authentication failed:
2020-08-15 17:26:32
180.126.227.173 attack
Aug 15 11:48:31 bacztwo sshd[3038]: Invalid user pi from 180.126.227.173 port 49286
Aug 15 11:48:36 bacztwo sshd[3565]: Invalid user pi from 180.126.227.173 port 51086
Aug 15 11:48:39 bacztwo sshd[3714]: Invalid user pi from 180.126.227.173 port 53569
Aug 15 11:48:44 bacztwo sshd[4086]: Invalid user osboxes from 180.126.227.173 port 55415
Aug 15 11:48:48 bacztwo sshd[4433]: Invalid user openhabian from 180.126.227.173 port 57150
Aug 15 11:48:52 bacztwo sshd[4723]: Invalid user NetLinx from 180.126.227.173 port 58787
Aug 15 11:48:55 bacztwo sshd[4989]: Invalid user nexthink from 180.126.227.173 port 60835
Aug 15 11:49:00 bacztwo sshd[5652]: Invalid user plexuser from 180.126.227.173 port 33926
Aug 15 11:49:04 bacztwo sshd[5965]: Invalid user osbash from 180.126.227.173 port 35931
Aug 15 11:52:02 bacztwo sshd[23209]: Invalid user admin from 180.126.227.173 port 58875
Aug 15 11:52:06 bacztwo sshd[23658]: Invalid user admin from 180.126.227.173 port 32822
Aug 15 11:52:08 bacztwo sshd[24289
...
2020-08-15 17:30:16
177.85.23.179 attackspambots
Aug 14 23:48:38 mail.srvfarm.net postfix/smtps/smtpd[734678]: warning: 179-23-85-177.netvale.psi.br[177.85.23.179]: SASL PLAIN authentication failed: 
Aug 14 23:48:38 mail.srvfarm.net postfix/smtps/smtpd[734678]: lost connection after AUTH from 179-23-85-177.netvale.psi.br[177.85.23.179]
Aug 14 23:52:24 mail.srvfarm.net postfix/smtps/smtpd[737375]: warning: 179-23-85-177.netvale.psi.br[177.85.23.179]: SASL PLAIN authentication failed: 
Aug 14 23:52:24 mail.srvfarm.net postfix/smtps/smtpd[737375]: lost connection after AUTH from 179-23-85-177.netvale.psi.br[177.85.23.179]
Aug 14 23:56:45 mail.srvfarm.net postfix/smtpd[738032]: warning: 179-23-85-177.netvale.psi.br[177.85.23.179]: SASL PLAIN authentication failed:
2020-08-15 17:18:47
94.74.129.170 attackspambots
Aug 15 00:15:43 mail.srvfarm.net postfix/smtps/smtpd[893717]: warning: unknown[94.74.129.170]: SASL PLAIN authentication failed: 
Aug 15 00:15:43 mail.srvfarm.net postfix/smtps/smtpd[893717]: lost connection after AUTH from unknown[94.74.129.170]
Aug 15 00:22:39 mail.srvfarm.net postfix/smtpd[740695]: warning: unknown[94.74.129.170]: SASL PLAIN authentication failed: 
Aug 15 00:22:39 mail.srvfarm.net postfix/smtpd[740695]: lost connection after AUTH from unknown[94.74.129.170]
Aug 15 00:23:35 mail.srvfarm.net postfix/smtpd[906759]: warning: unknown[94.74.129.170]: SASL PLAIN authentication failed:
2020-08-15 17:10:50
189.90.210.73 attackspambots
Aug 14 23:55:55 mail.srvfarm.net postfix/smtpd[736667]: warning: unknown[189.90.210.73]: SASL PLAIN authentication failed: 
Aug 14 23:55:56 mail.srvfarm.net postfix/smtpd[736667]: lost connection after AUTH from unknown[189.90.210.73]
Aug 15 00:01:07 mail.srvfarm.net postfix/smtps/smtpd[740203]: warning: unknown[189.90.210.73]: SASL PLAIN authentication failed: 
Aug 15 00:01:08 mail.srvfarm.net postfix/smtps/smtpd[740203]: lost connection after AUTH from unknown[189.90.210.73]
Aug 15 00:04:35 mail.srvfarm.net postfix/smtpd[741840]: warning: unknown[189.90.210.73]: SASL PLAIN authentication failed:
2020-08-15 17:16:04
43.246.142.91 attackbotsspam
(smtpauth) Failed SMTP AUTH login from 43.246.142.91 (IN/India/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-08-15 08:22:02 plain authenticator failed for ([43.246.142.91]) [43.246.142.91]: 535 Incorrect authentication data (set_id=nasr@partsafhe.com)
2020-08-15 17:34:32
183.129.146.18 attackbots
2020-08-15T06:57:14.821510mail.standpoint.com.ua sshd[20075]: Failed password for root from 183.129.146.18 port 3462 ssh2
2020-08-15T06:59:23.188217mail.standpoint.com.ua sshd[20331]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.129.146.18  user=root
2020-08-15T06:59:25.806815mail.standpoint.com.ua sshd[20331]: Failed password for root from 183.129.146.18 port 8042 ssh2
2020-08-15T07:01:31.142801mail.standpoint.com.ua sshd[20626]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.129.146.18  user=root
2020-08-15T07:01:32.998662mail.standpoint.com.ua sshd[20626]: Failed password for root from 183.129.146.18 port 8646 ssh2
...
2020-08-15 17:28:41
46.148.201.206 attack
Aug 15 05:41:43 serwer sshd\[11215\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.148.201.206  user=root
Aug 15 05:41:45 serwer sshd\[11215\]: Failed password for root from 46.148.201.206 port 41398 ssh2
Aug 15 05:48:47 serwer sshd\[16455\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.148.201.206  user=root
...
2020-08-15 17:41:14
45.230.230.210 attackspambots
Aug 14 23:44:26 mail.srvfarm.net postfix/smtpd[738025]: warning: unknown[45.230.230.210]: SASL PLAIN authentication failed: 
Aug 14 23:44:26 mail.srvfarm.net postfix/smtpd[738025]: lost connection after AUTH from unknown[45.230.230.210]
Aug 14 23:49:50 mail.srvfarm.net postfix/smtpd[735693]: warning: unknown[45.230.230.210]: SASL PLAIN authentication failed: 
Aug 14 23:49:51 mail.srvfarm.net postfix/smtpd[735693]: lost connection after AUTH from unknown[45.230.230.210]
Aug 14 23:53:26 mail.srvfarm.net postfix/smtps/smtpd[736704]: warning: unknown[45.230.230.210]: SASL PLAIN authentication failed:
2020-08-15 17:25:19
103.129.64.182 attackbots
Aug 14 23:57:25 mail.srvfarm.net postfix/smtpd[738028]: warning: unknown[103.129.64.182]: SASL PLAIN authentication failed: 
Aug 14 23:57:25 mail.srvfarm.net postfix/smtpd[738028]: lost connection after AUTH from unknown[103.129.64.182]
Aug 15 00:01:20 mail.srvfarm.net postfix/smtps/smtpd[740203]: warning: unknown[103.129.64.182]: SASL PLAIN authentication failed: 
Aug 15 00:01:20 mail.srvfarm.net postfix/smtps/smtpd[740203]: lost connection after AUTH from unknown[103.129.64.182]
Aug 15 00:02:43 mail.srvfarm.net postfix/smtps/smtpd[739406]: warning: unknown[103.129.64.182]: SASL PLAIN authentication failed:
2020-08-15 17:22:46
112.198.126.124 attackbotsspam
port attacker
2020-08-15 17:30:45
141.145.116.229 attackbots
srvr2: (mod_security) mod_security (id:920350) triggered by 141.145.116.229 (GB/-/oc-141-145-116-229.compute.oraclecloud.com): 1 in the last 600 secs; Ports: *; Direction: inout; Trigger: LF_MODSEC; Logs: 2020/08/15 05:51:45 [error] 65017#0: *98571 [client 141.145.116.229] ModSecurity: Access denied with code 406 (phase 2). Matched "Operator `Rx' with parameter `^[\d.:]+$' against variable `REQUEST_HEADERS:Host'  [redacted] [file "/etc/modsecurity.d/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "718"] [id "920350"] [rev ""] [msg "Host header is a numeric IP address"] [redacted] [severity "4"] [ver "OWASP_CRS/3.3.0"] [maturity "0"] [accuracy "0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "paranoia-level/1"] [tag "OWASP_CRS"] [tag "capec/1000/210/272"] [tag "PCI/6.5.10"] [redacted] [uri "/"] [unique_id "15974635058.896981"] [ref "o0,18v21,18"], client: 141.145.116.229, [redacted] request: "GET / HTTP/1.1" [redacted]
2020-08-15 17:45:59

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