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 <<>> 21.52.52.5
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 25660
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.52.52.5.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022400 1800 900 604800 86400

;; Query time: 13 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 24 21:52:06 CST 2025
;; MSG SIZE  rcvd: 103
Host info
Host 5.52.52.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 5.52.52.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.83.77.224 attack
Invalid user lzhou from 51.83.77.224 port 43244
2020-02-29 19:37:11
189.156.166.81 attack
firewall-block, port(s): 23/tcp
2020-02-29 19:04:38
152.136.84.81 attackbots
$f2bV_matches
2020-02-29 19:20:03
77.40.62.243 attack
(smtpauth) Failed SMTP AUTH login from 77.40.62.243 (RU/Russia/243.62.pppoe.mari-el.ru): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-02-29 09:33:06 login authenticator failed for (localhost.localdomain) [77.40.62.243]: 535 Incorrect authentication data (set_id=care@safanicu.com)
2020-02-29 19:25:10
112.140.241.65 attack
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-29 19:29:13
112.121.238.229 attack
Unauthorized connection attempt detected from IP address 112.121.238.229 to port 23 [J]
2020-02-29 19:38:01
69.80.72.9 attackbotsspam
Unauthorized connection attempt detected from IP address 69.80.72.9 to port 1433 [J]
2020-02-29 19:25:31
219.91.153.205 attackspambots
Brute-force attempt banned
2020-02-29 19:09:29
54.37.157.88 attack
DATE:2020-02-29 10:55:10, IP:54.37.157.88, PORT:ssh SSH brute force auth (docker-dc)
2020-02-29 19:07:47
216.218.206.108 attack
firewall-block, port(s): 2323/tcp
2020-02-29 19:36:26
107.170.168.63 attack
Feb 29 07:41:34 srv-ubuntu-dev3 sshd[121440]: Invalid user vpn from 107.170.168.63
Feb 29 07:41:34 srv-ubuntu-dev3 sshd[121440]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.168.63
Feb 29 07:41:34 srv-ubuntu-dev3 sshd[121440]: Invalid user vpn from 107.170.168.63
Feb 29 07:41:36 srv-ubuntu-dev3 sshd[121440]: Failed password for invalid user vpn from 107.170.168.63 port 46727 ssh2
Feb 29 07:44:36 srv-ubuntu-dev3 sshd[121678]: Invalid user stephen from 107.170.168.63
Feb 29 07:44:36 srv-ubuntu-dev3 sshd[121678]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=107.170.168.63
Feb 29 07:44:36 srv-ubuntu-dev3 sshd[121678]: Invalid user stephen from 107.170.168.63
Feb 29 07:44:38 srv-ubuntu-dev3 sshd[121678]: Failed password for invalid user stephen from 107.170.168.63 port 32872 ssh2
Feb 29 07:47:53 srv-ubuntu-dev3 sshd[121937]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh
...
2020-02-29 18:58:44
112.122.61.118 attack
Unauthorized connection attempt detected from IP address 112.122.61.118 to port 2323 [J]
2020-02-29 19:35:07
131.108.130.31 attackbotsspam
Feb 29 16:38:15 our-server-hostname postfix/smtpd[5312]: connect from unknown[131.108.130.31]
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........
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https://www.blocklist.de/en/view.html?ip=131.108.130.31
2020-02-29 19:12:11
49.88.112.115 attackspambots
Feb 29 00:59:10 kapalua sshd\[722\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.115  user=root
Feb 29 00:59:12 kapalua sshd\[722\]: Failed password for root from 49.88.112.115 port 48494 ssh2
Feb 29 01:00:16 kapalua sshd\[797\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.115  user=root
Feb 29 01:00:18 kapalua sshd\[797\]: Failed password for root from 49.88.112.115 port 52774 ssh2
Feb 29 01:01:23 kapalua sshd\[875\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.115  user=root
2020-02-29 19:04:17
192.241.221.172 attackbotsspam
firewall-block, port(s): 389/tcp
2020-02-29 19:37:43

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