171.21.81.142 - IPInfo

Basic Info

City: unknown

Region: unknown

Country: Netherlands

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:

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Comments on same subnet:

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Whois info:

Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 171.21.81.142
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 16129
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;171.21.81.142.			IN	A

;; AUTHORITY SECTION:
.			583	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022030901 1800 900 604800 86400

;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Mar 10 05:06:59 CST 2022
;; MSG SIZE  rcvd: 106

Host info

Host 142.81.21.171.in-addr.arpa. not found: 3(NXDOMAIN)

Nslookup info:

Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 142.81.21.171.in-addr.arpa: NXDOMAIN

Related IP info:

Related comments:

IP	Type	Details	Datetime
103.18.242.18	attackspambots	Oct 3 22:10:06 mail.srvfarm.net postfix/smtpd[660372]: warning: unknown[103.18.242.18]: SASL PLAIN authentication failed: Oct 3 22:10:06 mail.srvfarm.net postfix/smtpd[660372]: lost connection after AUTH from unknown[103.18.242.18] Oct 3 22:15:36 mail.srvfarm.net postfix/smtps/smtpd[658711]: warning: unknown[103.18.242.18]: SASL PLAIN authentication failed: Oct 3 22:15:36 mail.srvfarm.net postfix/smtps/smtpd[658711]: lost connection after AUTH from unknown[103.18.242.18] Oct 3 22:16:51 mail.srvfarm.net postfix/smtps/smtpd[658711]: warning: unknown[103.18.242.18]: SASL PLAIN authentication failed:	2020-10-05 05:34:42
112.85.42.230	attackbotsspam	Oct 4 23:08:49 theomazars sshd[10915]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.230 user=root Oct 4 23:08:50 theomazars sshd[10915]: Failed password for root from 112.85.42.230 port 43388 ssh2	2020-10-05 05:12:33
40.69.101.174	attackspambots	Oct 3 22:23:30 web01.agentur-b-2.de postfix/smtpd[1085509]: NOQUEUE: reject: RCPT from unknown[40.69.101.174]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo= Oct 3 22:25:36 web01.agentur-b-2.de postfix/smtpd[1085420]: NOQUEUE: reject: RCPT from unknown[40.69.101.174]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo= Oct 3 22:27:52 web01.agentur-b-2.de postfix/smtpd[1085479]: NOQUEUE: reject: RCPT from unknown[40.69.101.174]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo= Oct 3 22:29:52 web01.agentur-b-2.de postfix/smtpd[1085479]: NOQUEUE: reject: RCPT from unknown[40.69.101.174]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo=	2020-10-05 05:23:20
45.142.120.121	attack	Oct 4 22:24:49 mail.srvfarm.net postfix/smtpd[1160735]: warning: unknown[45.142.120.121]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 22:24:57 mail.srvfarm.net postfix/smtpd[1161506]: warning: unknown[45.142.120.121]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 22:24:57 mail.srvfarm.net postfix/smtpd[1159848]: warning: unknown[45.142.120.121]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 22:25:00 mail.srvfarm.net postfix/smtpd[1161503]: warning: unknown[45.142.120.121]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 22:25:07 mail.srvfarm.net postfix/smtpd[1159849]: warning: unknown[45.142.120.121]: SASL LOGIN authentication failed: UGFzc3dvcmQ6	2020-10-05 05:39:05
190.109.43.205	attackbotsspam	Oct 3 22:26:38 mail.srvfarm.net postfix/smtpd[660374]: warning: unknown[190.109.43.205]: SASL PLAIN authentication failed: Oct 3 22:26:39 mail.srvfarm.net postfix/smtpd[660374]: lost connection after AUTH from unknown[190.109.43.205] Oct 3 22:32:48 mail.srvfarm.net postfix/smtps/smtpd[663268]: warning: unknown[190.109.43.205]: SASL PLAIN authentication failed: Oct 3 22:32:48 mail.srvfarm.net postfix/smtps/smtpd[663268]: lost connection after AUTH from unknown[190.109.43.205] Oct 3 22:33:03 mail.srvfarm.net postfix/smtps/smtpd[662243]: warning: unknown[190.109.43.205]: SASL PLAIN authentication failed:	2020-10-05 05:18:06
186.216.70.167	attackspambots	Oct 4 17:27:23 mail.srvfarm.net postfix/smtpd[1062030]: warning: unknown[186.216.70.167]: SASL PLAIN authentication failed: Oct 4 17:27:23 mail.srvfarm.net postfix/smtpd[1062030]: lost connection after AUTH from unknown[186.216.70.167] Oct 4 17:33:41 mail.srvfarm.net postfix/smtpd[1062033]: warning: unknown[186.216.70.167]: SASL PLAIN authentication failed: Oct 4 17:33:42 mail.srvfarm.net postfix/smtpd[1062033]: lost connection after AUTH from unknown[186.216.70.167] Oct 4 17:35:36 mail.srvfarm.net postfix/smtps/smtpd[1062626]: warning: unknown[186.216.70.167]: SASL PLAIN authentication failed:	2020-10-05 05:28:06
159.89.125.16	attackbots	Oct 4 22:50:23 mail.srvfarm.net postfix/smtpd[1160735]: warning: unknown[159.89.125.16]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 22:50:23 mail.srvfarm.net postfix/smtpd[1160735]: lost connection after AUTH from unknown[159.89.125.16] Oct 4 22:53:44 mail.srvfarm.net postfix/smtpd[1166868]: warning: unknown[159.89.125.16]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 22:53:44 mail.srvfarm.net postfix/smtpd[1166868]: lost connection after AUTH from unknown[159.89.125.16] Oct 4 22:53:48 mail.srvfarm.net postfix/smtpd[1166869]: warning: unknown[159.89.125.16]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Oct 4 22:53:48 mail.srvfarm.net postfix/smtpd[1161505]: warning: unknown[159.89.125.16]: SASL LOGIN authentication failed: UGFzc3dvcmQ6	2020-10-05 05:31:02
112.85.42.119	attackspambots	Failed password for invalid user from 112.85.42.119 port 60624 ssh2	2020-10-05 05:10:13
138.219.201.42	attackspam	Oct 4 17:04:33 mail.srvfarm.net postfix/smtps/smtpd[1047457]: warning: porta42.santana.internettelecom.com.br[138.219.201.42]: SASL PLAIN authentication failed: Oct 4 17:04:33 mail.srvfarm.net postfix/smtps/smtpd[1047457]: lost connection after AUTH from porta42.santana.internettelecom.com.br[138.219.201.42] Oct 4 17:06:51 mail.srvfarm.net postfix/smtpd[1046612]: warning: porta42.santana.internettelecom.com.br[138.219.201.42]: SASL PLAIN authentication failed: Oct 4 17:06:52 mail.srvfarm.net postfix/smtpd[1046612]: lost connection after AUTH from porta42.santana.internettelecom.com.br[138.219.201.42] Oct 4 17:07:55 mail.srvfarm.net postfix/smtpd[1047103]: warning: porta42.santana.internettelecom.com.br[138.219.201.42]: SASL PLAIN authentication failed:	2020-10-05 05:20:57
138.36.200.45	attack	Autoban 138.36.200.45 AUTH/CONNECT	2020-10-05 05:32:06
51.178.142.175	attackspam	Oct 4 11:31:43 server sshd[25750]: Failed password for root from 51.178.142.175 port 40870 ssh2 Oct 4 11:35:27 server sshd[27704]: Failed password for invalid user oratest from 51.178.142.175 port 48648 ssh2 Oct 4 11:38:51 server sshd[29495]: Failed password for invalid user yang from 51.178.142.175 port 56466 ssh2	2020-10-05 05:16:10
45.228.254.168	attackspam	Oct 3 22:17:52 mail.srvfarm.net postfix/smtpd[660363]: warning: unknown[45.228.254.168]: SASL PLAIN authentication failed: Oct 3 22:17:53 mail.srvfarm.net postfix/smtpd[660363]: lost connection after AUTH from unknown[45.228.254.168] Oct 3 22:20:06 mail.srvfarm.net postfix/smtps/smtpd[660131]: warning: unknown[45.228.254.168]: SASL PLAIN authentication failed: Oct 3 22:20:06 mail.srvfarm.net postfix/smtps/smtpd[660131]: lost connection after AUTH from unknown[45.228.254.168] Oct 3 22:26:24 mail.srvfarm.net postfix/smtps/smtpd[658122]: warning: unknown[45.228.254.168]: SASL PLAIN authentication failed:	2020-10-05 05:37:29
106.12.174.227	attackbotsspam	Oct 5 03:33:52 itv-usvr-02 sshd[8675]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.174.227 user=root Oct 5 03:38:05 itv-usvr-02 sshd[8821]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.174.227 user=root Oct 5 03:42:07 itv-usvr-02 sshd[9039]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.174.227 user=root	2020-10-05 05:12:46
185.169.17.232	attack	DATE:2020-10-03 22:38:39, IP:185.169.17.232, PORT:telnet Telnet brute force auth on honeypot server (epe-honey1-hq)	2020-10-05 05:06:55
177.85.142.140	attackspam	Oct 4 06:35:01 mail.srvfarm.net postfix/smtpd[739716]: warning: unknown[177.85.142.140]: SASL PLAIN authentication failed: Oct 4 06:35:02 mail.srvfarm.net postfix/smtpd[739716]: lost connection after AUTH from unknown[177.85.142.140] Oct 4 06:36:11 mail.srvfarm.net postfix/smtpd[735772]: warning: unknown[177.85.142.140]: SASL PLAIN authentication failed: Oct 4 06:36:12 mail.srvfarm.net postfix/smtpd[735772]: lost connection after AUTH from unknown[177.85.142.140] Oct 4 06:38:36 mail.srvfarm.net postfix/smtpd[737249]: warning: unknown[177.85.142.140]: SASL PLAIN authentication failed:	2020-10-05 05:30:02

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