53.23.81.107 - IPInfo

Basic Info

City: unknown

Region: unknown

Country: Germany

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 <<>> 53.23.81.107
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23876
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;53.23.81.107.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025121902 1800 900 604800 86400

;; Query time: 8 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Dec 20 06:54:43 CST 2025
;; MSG SIZE  rcvd: 105

Host info

Host 107.81.23.53.in-addr.arpa. not found: 3(NXDOMAIN)

Nslookup info:

Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 107.81.23.53.in-addr.arpa: NXDOMAIN

Related IP info:

Related comments:

IP	Type	Details	Datetime
51.255.173.70	attack	Apr 16 06:37:36 localhost sshd\[10673\]: pam_unix$sshd:auth$: authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.255.173.70 user=root Apr 16 06:37:38 localhost sshd\[10673\]: Failed password for root from 51.255.173.70 port 44460 ssh2 Apr 16 06:41:10 localhost sshd\[10927\]: Invalid user bkpuser from 51.255.173.70 Apr 16 06:41:10 localhost sshd\[10927\]: pam_unix$sshd:auth$: authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.255.173.70 Apr 16 06:41:12 localhost sshd\[10927\]: Failed password for invalid user bkpuser from 51.255.173.70 port 51160 ssh2 ...	2020-04-16 12:46:52
185.50.149.3	attackspam	2020-04-16 06:31:39 dovecot_login authenticator failed for $\[185.50.149.3\]$ \[185.50.149.3\]: 535 Incorrect authentication data $set_id=ssl@nophost.com$ 2020-04-16 06:31:48 dovecot_login authenticator failed for $\[185.50.149.3\]$ \[185.50.149.3\]: 535 Incorrect authentication data 2020-04-16 06:31:59 dovecot_login authenticator failed for $\[185.50.149.3\]$ \[185.50.149.3\]: 535 Incorrect authentication data 2020-04-16 06:32:06 dovecot_login authenticator failed for $\[185.50.149.3\]$ \[185.50.149.3\]: 535 Incorrect authentication data 2020-04-16 06:32:22 dovecot_login authenticator failed for $\[185.50.149.3\]$ \[185.50.149.3\]: 535 Incorrect authentication data	2020-04-16 12:40:45
175.24.135.91	attackbotsspam	2020-04-16T05:51:08.698480sd-86998 sshd[30000]: Invalid user flexit from 175.24.135.91 port 33696 2020-04-16T05:51:08.703905sd-86998 sshd[30000]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.24.135.91 2020-04-16T05:51:08.698480sd-86998 sshd[30000]: Invalid user flexit from 175.24.135.91 port 33696 2020-04-16T05:51:10.325708sd-86998 sshd[30000]: Failed password for invalid user flexit from 175.24.135.91 port 33696 ssh2 2020-04-16T05:56:13.730017sd-86998 sshd[30393]: Invalid user lex from 175.24.135.91 port 43420 ...	2020-04-16 12:18:39
60.199.131.62	attack	2020-04-16T04:08:27.900926shield sshd\[6056\]: Invalid user k from 60.199.131.62 port 35172 2020-04-16T04:08:27.904942shield sshd\[6056\]: pam_unix$sshd:auth$: authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=60-199-131-62.static.tfn.net.tw 2020-04-16T04:08:29.499279shield sshd\[6056\]: Failed password for invalid user k from 60.199.131.62 port 35172 ssh2 2020-04-16T04:12:44.746664shield sshd\[6733\]: Invalid user damian from 60.199.131.62 port 42888 2020-04-16T04:12:44.750632shield sshd\[6733\]: pam_unix$sshd:auth$: authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=60-199-131-62.static.tfn.net.tw	2020-04-16 12:20:35
192.241.239.50	attackspam	Port scan: Attack repeated for 24 hours	2020-04-16 12:22:49
180.76.236.65	attackbotsspam	Apr 16 06:48:26 ift sshd\[48142\]: Invalid user tamara from 180.76.236.65Apr 16 06:48:29 ift sshd\[48142\]: Failed password for invalid user tamara from 180.76.236.65 port 40852 ssh2Apr 16 06:52:21 ift sshd\[48697\]: Invalid user testftp from 180.76.236.65Apr 16 06:52:22 ift sshd\[48697\]: Failed password for invalid user testftp from 180.76.236.65 port 58650 ssh2Apr 16 06:55:54 ift sshd\[49473\]: Invalid user test from 180.76.236.65 ...	2020-04-16 12:33:07
35.240.54.239	attackbotsspam	Unauthorized access to SSH at 16/Apr/2020:03:55:53 +0000. Received: (SSH-2.0-libssh2_1.7.0)	2020-04-16 12:35:59
34.93.218.229	attackspam	Apr 15 23:25:01 mailman sshd[7480]: Invalid user wmsadmin from 34.93.218.229 Apr 15 23:25:01 mailman sshd[7480]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=229.218.93.34.bc.googleusercontent.com Apr 15 23:25:02 mailman sshd[7480]: Failed password for invalid user wmsadmin from 34.93.218.229 port 62984 ssh2	2020-04-16 12:47:16
148.66.134.226	attackspam	Apr 16 05:37:35 mail.srvfarm.net postfix/smtpd[2662907]: NOQUEUE: reject: RCPT from unknown[148.66.134.226]: 554 5.7.1 Service unavailable; Client host [148.66.134.226] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/148.66.134.226 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=SMTP helo= Apr 16 05:37:35 mail.srvfarm.net postfix/smtpd[2662907]: lost connection after RCPT from unknown[148.66.134.226] Apr 16 05:37:38 mail.srvfarm.net postfix/smtpd[2662488]: NOQUEUE: reject: RCPT from unknown[148.66.134.226]: 554 5.7.1 Service unavailable; Client host [148.66.134.226] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/148.66.134.226 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=SMTP helo= Apr 16 05:37:38 mail.srvfarm.net postfix/smtpd[2662488]: lost connection after RCPT from unknown[148.66.134.226] Apr 16 05:37:48 mail.srvfarm.net postfix/s	2020-04-16 12:41:36
119.29.37.47	attack	Apr 16 05:56:12 host proftpd[55233]: 0.0.0.0 (119.29.37.47[119.29.37.47]) - USER %user%: no such user found from 119.29.37.47 [119.29.37.47] to 62.210.151.217:21 ...	2020-04-16 12:20:06
217.112.142.144	attack	Apr 16 05:42:26 web01.agentur-b-2.de postfix/smtpd[463880]: NOQUEUE: reject: RCPT from unknown[217.112.142.144]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo= Apr 16 05:42:34 web01.agentur-b-2.de postfix/smtpd[464873]: NOQUEUE: reject: RCPT from unknown[217.112.142.144]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo= Apr 16 05:43:20 web01.agentur-b-2.de postfix/smtpd[463880]: NOQUEUE: reject: RCPT from unknown[217.112.142.144]: 450 4.7.1 : Helo command rejected: Host not found; from= to= proto=ESMTP helo= Apr 16 05:44:27 web01.agentur-b-2.de postfix/smtpd[466370]: NOQUEUE: reject: RCPT from unknown[217.112.142.144]: 450 4.7.1	2020-04-16 12:38:08
103.66.16.18	attack	fail2ban -- 103.66.16.18 ...	2020-04-16 12:16:46
129.204.71.16	attackbots	$f2bV_matches	2020-04-16 12:27:58
193.203.10.236	attack	apache exploit attempt	2020-04-16 12:32:30
222.186.30.35	attackbots	Unauthorized connection attempt detected from IP address 222.186.30.35 to port 22 [T]	2020-04-16 12:28:44

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