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

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 <<>> 104.21.19.252
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 18765
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.19.252.			IN	A

;; AUTHORITY SECTION:
.			100	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:14:21 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 252.19.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 252.19.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
177.11.92.222 attackbots
Invalid user testing from 177.11.92.222 port 44920
2020-02-20 18:29:20
221.150.22.210 attackspambots
Fail2Ban - SSH Bruteforce Attempt
2020-02-20 18:42:16
180.242.181.17 attack
Honeypot attack, port: 445, PTR: PTR record not found
2020-02-20 18:56:32
188.251.26.126 attackspam
Feb 20 10:29:12 ns381471 sshd[28213]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.251.26.126
Feb 20 10:29:14 ns381471 sshd[28213]: Failed password for invalid user tom from 188.251.26.126 port 64383 ssh2
2020-02-20 18:48:30
159.89.181.213 attackbots
Feb 18 12:20:06 hgb10502 sshd[4562]: Did not receive identification string from 159.89.181.213 port 49928
Feb 18 12:20:40 hgb10502 sshd[4628]: User r.r from 159.89.181.213 not allowed because not listed in AllowUsers
Feb 18 12:20:40 hgb10502 sshd[4628]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.89.181.213  user=r.r
Feb 18 12:20:43 hgb10502 sshd[4628]: Failed password for invalid user r.r from 159.89.181.213 port 47170 ssh2
Feb 18 12:20:43 hgb10502 sshd[4628]: Received disconnect from 159.89.181.213 port 47170:11: Normal Shutdown, Thank you for playing [preauth]
Feb 18 12:20:43 hgb10502 sshd[4628]: Disconnected from 159.89.181.213 port 47170 [preauth]
Feb 18 12:21:23 hgb10502 sshd[4691]: Invalid user oracle from 159.89.181.213 port 58344
Feb 18 12:21:25 hgb10502 sshd[4691]: Failed password for invalid user oracle from 159.89.181.213 port 58344 ssh2
Feb 18 12:21:25 hgb10502 sshd[4691]: Received disconnect from 159.89.181.2........
-------------------------------
2020-02-20 18:22:51
80.82.78.100 attackbots
80.82.78.100 was recorded 22 times by 12 hosts attempting to connect to the following ports: 41092,41022,48899. Incident counter (4h, 24h, all-time): 22, 130, 19124
2020-02-20 18:38:30
36.81.4.137 attackspam
Honeypot attack, port: 445, PTR: PTR record not found
2020-02-20 18:48:58
186.251.177.123 attackbotsspam
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-20 18:31:43
188.148.149.113 attack
Honeypot attack, port: 5555, PTR: c188-148-149-113.bredband.comhem.se.
2020-02-20 18:35:01
158.69.158.101 attack
fail2ban - Attack against WordPress
2020-02-20 18:29:49
182.61.57.103 attack
Feb 20 10:13:47 legacy sshd[20692]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.57.103
Feb 20 10:13:49 legacy sshd[20692]: Failed password for invalid user john from 182.61.57.103 port 33432 ssh2
Feb 20 10:17:34 legacy sshd[20792]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.57.103
...
2020-02-20 18:31:08
95.170.140.34 attack
Honeypot attack, port: 445, PTR: host-95-170-140-34.avantel.ru.
2020-02-20 18:40:12
129.211.99.128 attackspam
Invalid user bunny from 129.211.99.128 port 52570
2020-02-20 18:25:45
189.171.66.137 attack
Honeypot attack, port: 4567, PTR: dsl-189-171-66-137-dyn.prod-infinitum.com.mx.
2020-02-20 18:47:50
107.189.10.147 attack
Invalid user andreww from 107.189.10.147 port 44648
2020-02-20 18:45:36

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