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 <<>> 104.21.208.234
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4505
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.208.234.			IN	A

;; AUTHORITY SECTION:
.			596	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022040102 1800 900 604800 86400

;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Apr 01 23:16:43 CST 2022
;; MSG SIZE  rcvd: 107
Host info
Host 234.208.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 234.208.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
95.216.203.26 attack
2020-01-01 dovecot_login authenticator failed for static.26.203.216.95.clients.your-server.de \(USER\) \[95.216.203.26\]: 535 Incorrect authentication data \(set_id=info@miplounge.net\)
2020-01-01 dovecot_login authenticator failed for static.26.203.216.95.clients.your-server.de \(USER\) \[95.216.203.26\]: 535 Incorrect authentication data \(set_id=info@**REMOVED**.net\)
2020-01-01 dovecot_login authenticator failed for static.26.203.216.95.clients.your-server.de \(USER\) \[95.216.203.26\]: 535 Incorrect authentication data \(set_id=info@**REMOVED**\)
2020-01-02 05:59:02
40.87.13.191 attack
Dec 29 00:51:19 h2027339 sshd[10936]: Did not receive identification string from 40.87.13.191
Dec 29 01:26:15 h2027339 sshd[22514]: Invalid user steam from 40.87.13.191
Dec 29 01:26:16 h2027339 sshd[22516]: Invalid user minecraft from 40.87.13.191
Dec 29 01:26:17 h2027339 sshd[22518]: Invalid user nagios from 40.87.13.191
Dec 29 07:56:50 h2027339 sshd[23478]: Invalid user ts3 from 40.87.13.191
Dec 29 07:56:51 h2027339 sshd[23480]: Invalid user judge from 40.87.13.191
Dec 29 07:56:52 h2027339 sshd[23482]: Invalid user minerhub from 40.87.13.191
Dec 29 07:56:53 h2027339 sshd[23484]: Invalid user drcom from 40.87.13.191
Jan  1 15:18:13 h2027339 sshd[3194]: Invalid user nagios from 40.87.13.191
Jan  1 15:18:14 h2027339 sshd[3196]: Invalid user info from 40.87.13.191
Jan  1 15:18:17 h2027339 sshd[3202]: Invalid user viorel from 40.87.13.191
Jan  1 15:18:18 h2027339 sshd[3204]: Invalid user admin from 40.87.13.191


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=40
2020-01-02 05:53:57
50.60.203.90 attack
01/01/2020-09:41:08.767045 50.60.203.90 Protocol: 6 ET SCAN Suspicious inbound to MSSQL port 1433
2020-01-02 06:18:09
103.207.98.90 attack
Honeypot attack, port: 445, PTR: node-98.90.jks.co.id.
2020-01-02 06:32:12
182.23.104.231 attack
2020-01-01T21:33:00.009334abusebot-5.cloudsearch.cf sshd[15738]: Invalid user pennoc from 182.23.104.231 port 54030
2020-01-01T21:33:00.015264abusebot-5.cloudsearch.cf sshd[15738]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.23.104.231
2020-01-01T21:33:00.009334abusebot-5.cloudsearch.cf sshd[15738]: Invalid user pennoc from 182.23.104.231 port 54030
2020-01-01T21:33:02.039295abusebot-5.cloudsearch.cf sshd[15738]: Failed password for invalid user pennoc from 182.23.104.231 port 54030 ssh2
2020-01-01T21:35:22.605261abusebot-5.cloudsearch.cf sshd[15834]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.23.104.231  user=root
2020-01-01T21:35:24.458687abusebot-5.cloudsearch.cf sshd[15834]: Failed password for root from 182.23.104.231 port 58296 ssh2
2020-01-01T21:37:48.613264abusebot-5.cloudsearch.cf sshd[15836]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=1
...
2020-01-02 05:54:43
18.208.228.198 attackbotsspam
UTC: 2019-12-31 port: 84/tcp
2020-01-02 06:05:44
116.50.163.218 attackbotsspam
RDP Scan
2020-01-02 06:02:06
177.87.225.36 attackspambots
Unauthorised access (Jan  1) SRC=177.87.225.36 LEN=52 TTL=105 ID=16607 DF TCP DPT=445 WINDOW=8192 SYN
2020-01-02 06:13:58
45.82.153.86 attack
Jan  1 23:01:47 srv01 postfix/smtpd\[8529\]: warning: unknown\[45.82.153.86\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jan  1 23:02:12 srv01 postfix/smtpd\[8623\]: warning: unknown\[45.82.153.86\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jan  1 23:09:55 srv01 postfix/smtpd\[11622\]: warning: unknown\[45.82.153.86\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jan  1 23:10:20 srv01 postfix/smtpd\[11789\]: warning: unknown\[45.82.153.86\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jan  1 23:15:19 srv01 postfix/smtpd\[13661\]: warning: unknown\[45.82.153.86\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-01-02 06:18:37
167.71.244.71 attackspambots
DigitalOcean BotNet attack - 10s of requests to non-existent pages - :443/app-ads.txt - typically bursts of 8 requests per second - undefined, XSS attacks
node-superagent/4.1.0
2020-01-02 06:28:35
92.253.24.168 attackbots
Automatic report - Port Scan Attack
2020-01-02 06:08:43
129.213.63.120 attackbots
Jan  1 18:45:30 MK-Soft-Root1 sshd[23960]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.213.63.120 
Jan  1 18:45:31 MK-Soft-Root1 sshd[23960]: Failed password for invalid user lbiswal from 129.213.63.120 port 57806 ssh2
...
2020-01-02 06:07:20
218.69.16.26 attackspam
$f2bV_matches
2020-01-02 06:18:51
218.102.162.225 attack
Honeypot attack, port: 5555, PTR: pcd630225.netvigator.com.
2020-01-02 06:20:33
1.46.225.248 attackbotsspam
Unauthorized connection attempt detected from IP address 1.46.225.248 to port 445
2020-01-02 06:16:33

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