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 <<>> 104.21.21.128
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 6053
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.21.128.			IN	A

;; AUTHORITY SECTION:
.			596	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 15 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 08:32:59 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 128.21.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 128.21.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
81.22.45.190 attack
Nov  4 19:07:38 h2177944 kernel: \[5766520.236975\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=81.22.45.190 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=19746 PROTO=TCP SPT=47950 DPT=44534 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov  4 19:19:48 h2177944 kernel: \[5767249.417094\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=81.22.45.190 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=249 ID=26402 PROTO=TCP SPT=47950 DPT=45364 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov  4 19:29:17 h2177944 kernel: \[5767818.964815\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=81.22.45.190 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=249 ID=57694 PROTO=TCP SPT=47950 DPT=45271 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov  4 19:30:36 h2177944 kernel: \[5767897.950893\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=81.22.45.190 DST=85.214.117.9 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=11278 PROTO=TCP SPT=47950 DPT=45061 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov  4 19:31:23 h2177944 kernel: \[5767945.242347\] \[UFW BLOCK\] IN=venet0 OUT= MAC= SRC=81.22.45.190 DST=85.214.117.9
2019-11-05 02:32:04
80.211.9.207 attackbotsspam
Nov  4 15:31:33 [munged] sshd[29671]: Failed password for root from 80.211.9.207 port 45280 ssh2
2019-11-05 02:25:36
121.184.64.15 attackbotsspam
Nov  4 16:05:07 sd-53420 sshd\[21023\]: Invalid user administrator from 121.184.64.15
Nov  4 16:05:07 sd-53420 sshd\[21023\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.184.64.15
Nov  4 16:05:09 sd-53420 sshd\[21023\]: Failed password for invalid user administrator from 121.184.64.15 port 3909 ssh2
Nov  4 16:09:59 sd-53420 sshd\[21385\]: User root from 121.184.64.15 not allowed because none of user's groups are listed in AllowGroups
Nov  4 16:09:59 sd-53420 sshd\[21385\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.184.64.15  user=root
...
2019-11-05 02:05:30
42.114.151.66 attackspam
Honeypot attack, port: 445, PTR: PTR record not found
2019-11-05 02:22:51
52.163.56.188 attackbotsspam
2019-11-04T18:18:02.525788abusebot-3.cloudsearch.cf sshd\[24697\]: Invalid user com from 52.163.56.188 port 42476
2019-11-05 02:37:11
106.12.98.192 attack
Nov  4 15:38:11 XXX sshd[40161]: Invalid user eduardo from 106.12.98.192 port 46840
2019-11-05 02:02:46
91.247.105.155 attackbotsspam
Unauthorized connection attempt from IP address 91.247.105.155 on Port 445(SMB)
2019-11-05 02:03:46
177.37.230.181 attackspam
Unauthorized connection attempt from IP address 177.37.230.181 on Port 445(SMB)
2019-11-05 02:08:00
197.83.254.159 attackspam
Unauthorized connection attempt from IP address 197.83.254.159 on Port 445(SMB)
2019-11-05 02:20:34
46.166.151.47 attackspambots
\[2019-11-04 13:03:06\] SECURITY\[2634\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-04T13:03:06.530-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="46462607509",SessionID="0x7fdf2c3f5928",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/46.166.151.47/59932",ACLName="no_extension_match"
\[2019-11-04 13:07:15\] SECURITY\[2634\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-04T13:07:15.445-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="81046462607509",SessionID="0x7fdf2c020748",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/46.166.151.47/51360",ACLName="no_extension_match"
\[2019-11-04 13:11:30\] SECURITY\[2634\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-04T13:11:30.738-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="981046462607509",SessionID="0x7fdf2c3d9bf8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/46.166.151.47/50236",ACLName="no_extensio
2019-11-05 02:15:22
94.190.23.250 attackspambots
Unauthorised access (Nov  4) SRC=94.190.23.250 LEN=52 TTL=119 ID=18459 DF TCP DPT=445 WINDOW=8192 SYN
2019-11-05 02:42:18
149.202.206.206 attackbots
Nov  4 18:28:38 pornomens sshd\[7229\]: Invalid user oracle from 149.202.206.206 port 55804
Nov  4 18:28:38 pornomens sshd\[7229\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=149.202.206.206
Nov  4 18:28:40 pornomens sshd\[7229\]: Failed password for invalid user oracle from 149.202.206.206 port 55804 ssh2
...
2019-11-05 02:37:29
201.20.42.129 attackspambots
Unauthorized connection attempt from IP address 201.20.42.129 on Port 445(SMB)
2019-11-05 02:26:28
105.112.113.95 attackbots
Honeypot attack, port: 445, PTR: PTR record not found
2019-11-05 02:33:29
61.12.76.82 attackbotsspam
Nov  4 17:09:00 server sshd\[21388\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.12.76.82  user=root
Nov  4 17:09:02 server sshd\[21388\]: Failed password for root from 61.12.76.82 port 42678 ssh2
Nov  4 17:20:14 server sshd\[24282\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.12.76.82  user=root
Nov  4 17:20:16 server sshd\[24282\]: Failed password for root from 61.12.76.82 port 53582 ssh2
Nov  4 17:31:32 server sshd\[27278\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.12.76.82  user=root
...
2019-11-05 02:27:21

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