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: None

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 <<>> 104.21.50.9
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14226
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.50.9.			IN	A

;; AUTHORITY SECTION:
.			287	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 20:35:14 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 9.50.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 9.50.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
80.211.116.102 attackbots
pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.116.102
Invalid user xiaohong from 80.211.116.102 port 46168
Failed password for invalid user xiaohong from 80.211.116.102 port 46168 ssh2
pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.116.102  user=root
Failed password for root from 80.211.116.102 port 47376 ssh2
2020-06-11 12:09:25
87.54.2.166 attackbotsspam
Trying ports that it shouldn't be.
2020-06-11 12:09:05
186.33.216.36 attack
Jun 11 04:09:58 game-panel sshd[1127]: Failed password for root from 186.33.216.36 port 37872 ssh2
Jun 11 04:13:43 game-panel sshd[1355]: Failed password for root from 186.33.216.36 port 33951 ssh2
Jun 11 04:17:18 game-panel sshd[1559]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=186.33.216.36
2020-06-11 12:18:29
150.109.181.27 attackbotsspam
" "
2020-06-11 12:10:45
14.29.219.2 attackbotsspam
2020-06-10T21:21:31+0200 Failed SSH Authentication/Brute Force Attack. (Server 4)
2020-06-11 08:24:00
183.89.215.117 attackbots
2020-06-11T02:40:12.334157mail1.gph.lt auth[15602]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=junkowxd@stepracing.lt rhost=183.89.215.117
...
2020-06-11 08:27:04
51.116.173.70 attackspambots
SSH brute-force attempt
2020-06-11 12:04:41
45.86.200.11 attackspambots
[H1.VM8] Blocked by UFW
2020-06-11 08:36:25
46.38.145.254 attackspam
Jun 11 06:09:58 srv01 postfix/smtpd\[10557\]: warning: unknown\[46.38.145.254\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 11 06:10:23 srv01 postfix/smtpd\[19185\]: warning: unknown\[46.38.145.254\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 11 06:10:56 srv01 postfix/smtpd\[10557\]: warning: unknown\[46.38.145.254\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 11 06:11:17 srv01 postfix/smtpd\[10557\]: warning: unknown\[46.38.145.254\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 11 06:11:41 srv01 postfix/smtpd\[10557\]: warning: unknown\[46.38.145.254\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-06-11 12:13:55
173.252.87.113 attackbots
[Thu Jun 11 02:21:20.986816 2020] [:error] [pid 6540:tid 140673151084288] [client 173.252.87.113:40618] [client 173.252.87.113] ModSecurity: Access denied with code 403 (phase 2). Match of "eq 0" against "&REQUEST_HEADERS:Transfer-Encoding" required. [file "/etc/modsecurity/owasp-modsecurity-crs-3.2.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "202"] [id "920171"] [msg "GET or HEAD Request with Transfer-Encoding."] [data "1"] [severity "CRITICAL"] [ver "OWASP_CRS/3.2.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "OWASP_CRS"] [tag "OWASP_CRS/PROTOCOL_VIOLATION/INVALID_HREQ"] [tag "CAPEC-272"] [hostname "karangploso.jatim.bmkg.go.id"] [uri "/index.php/prakiraan-iklim/prakiraan-dasarian/prakiraan-dasarian-daerah-potensi-banjir/555558090-prakiraan-dasarian-daerah-potensi-banjir-di-provinsi-jawa-timur-untuk-bulan-juli-dasarian-i-tanggal-1-10-tahun-2020-update-10-juni-2020"] [unique_id "XuEysKTRXfj3HWW4mb6XDQACHgE"]
...
2020-06-11 08:32:27
209.97.189.106 attackspam
Jun 10 11:23:43 zn008 sshd[1670]: Failed password for r.r from 209.97.189.106 port 51180 ssh2
Jun 10 11:23:43 zn008 sshd[1670]: Received disconnect from 209.97.189.106: 11: Bye Bye [preauth]
Jun 10 11:37:15 zn008 sshd[3452]: Invalid user mary from 209.97.189.106
Jun 10 11:37:17 zn008 sshd[3452]: Failed password for invalid user mary from 209.97.189.106 port 47254 ssh2
Jun 10 11:37:17 zn008 sshd[3452]: Received disconnect from 209.97.189.106: 11: Bye Bye [preauth]
Jun 10 11:42:04 zn008 sshd[4097]: Failed password for r.r from 209.97.189.106 port 55704 ssh2
Jun 10 11:42:04 zn008 sshd[4097]: Received disconnect from 209.97.189.106: 11: Bye Bye [preauth]
Jun 10 11:46:13 zn008 sshd[4590]: Invalid user qhsupport from 209.97.189.106
Jun 10 11:46:15 zn008 sshd[4590]: Failed password for invalid user qhsupport from 209.97.189.106 port 35902 ssh2
Jun 10 11:46:15 zn008 sshd[4590]: Received disconnect from 209.97.189.106: 11: Bye Bye [preauth]
Jun 10 11:50:24 zn008 sshd[5149]: Inva........
-------------------------------
2020-06-11 12:19:32
91.83.88.53 attackspambots
Jun 10 21:09:12 pl3server postfix/smtpd[6996]: connect from unknown[91.83.88.53]
Jun 10 21:09:12 pl3server postfix/smtpd[6996]: connect from unknown[91.83.88.53]
Jun 10 21:09:13 pl3server postfix/smtpd[6996]: warning: unknown[91.83.88.53]: SASL CRAM-MD5 authentication failed: authentication failure
Jun 10 21:09:13 pl3server postfix/smtpd[6996]: warning: unknown[91.83.88.53]: SASL CRAM-MD5 authentication failed: authentication failure
Jun 10 21:09:13 pl3server postfix/smtpd[6996]: warning: unknown[91.83.88.53]: SASL PLAIN authentication failed: authentication failure
Jun 10 21:09:13 pl3server postfix/smtpd[6996]: warning: unknown[91.83.88.53]: SASL PLAIN authentication failed: authentication failure


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=91.83.88.53
2020-06-11 08:39:15
54.38.39.229 attackspambots
Port scan on 1 port(s): 445
2020-06-11 12:20:30
162.243.135.231 attack
 TCP (SYN) 162.243.135.231:39636 -> port 5901, len 44
2020-06-11 08:30:49
46.38.145.249 attack
Jun 11 01:27:49 blackbee postfix/smtpd\[7696\]: warning: unknown\[46.38.145.249\]: SASL LOGIN authentication failed: authentication failure
Jun 11 01:29:24 blackbee postfix/smtpd\[7696\]: warning: unknown\[46.38.145.249\]: SASL LOGIN authentication failed: authentication failure
Jun 11 01:30:59 blackbee postfix/smtpd\[7696\]: warning: unknown\[46.38.145.249\]: SASL LOGIN authentication failed: authentication failure
Jun 11 01:32:33 blackbee postfix/smtpd\[7696\]: warning: unknown\[46.38.145.249\]: SASL LOGIN authentication failed: authentication failure
Jun 11 01:34:06 blackbee postfix/smtpd\[7727\]: warning: unknown\[46.38.145.249\]: SASL LOGIN authentication failed: authentication failure
...
2020-06-11 08:34:15

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