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 <<>> 21.157.72.105
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 36624
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.157.72.105.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2024120700 1800 900 604800 86400

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Dec 07 18:10:20 CST 2024
;; MSG SIZE  rcvd: 106
Host info
Host 105.72.157.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 105.72.157.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.53.88.236 attack
[2020-06-24 08:41:40] NOTICE[1273] chan_sip.c: Registration from '"955" ' failed for '185.53.88.236:5894' - Wrong password
[2020-06-24 08:41:40] SECURITY[1288] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-24T08:41:40.973-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="955",SessionID="0x7f31c0032b08",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.53.88.236/5894",Challenge="6dde0e0a",ReceivedChallenge="6dde0e0a",ReceivedHash="6741b5cb1bde382d60e0fc12dcef1912"
[2020-06-24 08:41:41] NOTICE[1273] chan_sip.c: Registration from '"955" ' failed for '185.53.88.236:5894' - Wrong password
[2020-06-24 08:41:41] SECURITY[1288] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-06-24T08:41:41.087-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="955",SessionID="0x7f31c0037328",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.53.8
...
2020-06-24 20:52:22
117.172.253.135 attackspam
Jun 24 12:01:24 localhost sshd[25139]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.172.253.135  user=root
Jun 24 12:01:27 localhost sshd[25139]: Failed password for root from 117.172.253.135 port 41778 ssh2
Jun 24 12:05:36 localhost sshd[25646]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.172.253.135  user=root
Jun 24 12:05:38 localhost sshd[25646]: Failed password for root from 117.172.253.135 port 59692 ssh2
Jun 24 12:09:55 localhost sshd[26194]: Invalid user unmesh from 117.172.253.135 port 18661
...
2020-06-24 20:23:33
45.55.135.88 attack
Wordpress login bruteforce
2020-06-24 21:02:23
192.160.102.169 attack
Automatic report - Banned IP Access
2020-06-24 20:31:41
178.128.227.211 attackbots
2020-06-24T15:45:39.920104lavrinenko.info sshd[1567]: Invalid user kimsh from 178.128.227.211 port 59616
2020-06-24T15:45:39.929928lavrinenko.info sshd[1567]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.128.227.211
2020-06-24T15:45:39.920104lavrinenko.info sshd[1567]: Invalid user kimsh from 178.128.227.211 port 59616
2020-06-24T15:45:42.191956lavrinenko.info sshd[1567]: Failed password for invalid user kimsh from 178.128.227.211 port 59616 ssh2
2020-06-24T15:49:09.384556lavrinenko.info sshd[1810]: Invalid user lui from 178.128.227.211 port 60234
...
2020-06-24 20:52:44
119.96.98.240 attackbotsspam
Jun 24 00:16:13 vzhost sshd[6685]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.96.98.240  user=r.r
Jun 24 00:16:15 vzhost sshd[6685]: Failed password for r.r from 119.96.98.240 port 26270 ssh2
Jun 24 00:23:56 vzhost sshd[8345]: Did not receive identification string from 119.96.98.240
Jun 24 00:27:23 vzhost sshd[9152]: Invalid user pradeep from 119.96.98.240
Jun 24 00:27:23 vzhost sshd[9152]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.96.98.240 
Jun 24 00:27:25 vzhost sshd[9152]: Failed password for invalid user pradeep from 119.96.98.240 port 54732 ssh2
Jun 24 00:30:50 vzhost sshd[10005]: Invalid user alfa from 119.96.98.240
Jun 24 00:30:50 vzhost sshd[10005]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.96.98.240 
Jun 24 00:30:52 vzhost sshd[10005]: Failed password for invalid user alfa from 119.96.98.240 port 31853 ssh2
Jun 24........
-------------------------------
2020-06-24 21:00:12
124.156.102.254 attackspam
Jun 24 13:09:17 l02a sshd[19363]: Invalid user vika from 124.156.102.254
Jun 24 13:09:17 l02a sshd[19363]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.156.102.254 
Jun 24 13:09:17 l02a sshd[19363]: Invalid user vika from 124.156.102.254
Jun 24 13:09:19 l02a sshd[19363]: Failed password for invalid user vika from 124.156.102.254 port 52158 ssh2
2020-06-24 21:02:36
120.92.212.238 attack
$f2bV_matches
2020-06-24 20:45:06
119.161.98.132 attack
Microsoft SQL Server User Authentication Brute Force Attempt , PTR: PTR record not found
2020-06-24 20:29:48
129.204.226.91 attackspambots
$f2bV_matches
2020-06-24 20:41:35
111.229.134.68 attackspambots
2020-06-24T12:17:15+0000 Failed SSH Authentication/Brute Force Attack. (Server 6)
2020-06-24 21:03:33
185.143.72.16 attack
Jun 24 15:22:21 mail postfix/smtpd[160792]: warning: unknown[185.143.72.16]: SASL LOGIN authentication failed: authentication failure
Jun 24 15:23:53 mail postfix/smtpd[160792]: warning: unknown[185.143.72.16]: SASL LOGIN authentication failed: authentication failure
Jun 24 15:25:27 mail postfix/smtpd[160817]: warning: unknown[185.143.72.16]: SASL LOGIN authentication failed: authentication failure
...
2020-06-24 20:27:00
5.135.186.52 attackbots
Jun 24 14:16:42 buvik sshd[11037]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.135.186.52
Jun 24 14:16:44 buvik sshd[11037]: Failed password for invalid user hec from 5.135.186.52 port 55656 ssh2
Jun 24 14:22:05 buvik sshd[11757]: Invalid user hostmaster from 5.135.186.52
...
2020-06-24 20:52:09
79.11.236.77 attackbots
Invalid user raphael from 79.11.236.77 port 57641
pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=host-79-11-236-77.business.telecomitalia.it
Invalid user raphael from 79.11.236.77 port 57641
Failed password for invalid user raphael from 79.11.236.77 port 57641 ssh2
Invalid user wjy from 79.11.236.77 port 52976
2020-06-24 20:28:13
212.70.149.18 attack
Jun 24 14:04:39 mail.srvfarm.net postfix/smtpd[1231808]: warning: unknown[212.70.149.18]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 14:05:22 mail.srvfarm.net postfix/smtpd[1234121]: warning: unknown[212.70.149.18]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 14:06:05 mail.srvfarm.net postfix/smtpd[1231350]: warning: unknown[212.70.149.18]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 14:06:48 mail.srvfarm.net postfix/smtpd[1231744]: warning: unknown[212.70.149.18]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 24 14:07:33 mail.srvfarm.net postfix/smtpd[1231744]: warning: unknown[212.70.149.18]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-06-24 20:43:11

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