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 <<>> 104.21.77.19
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 15419
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.77.19.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 50 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:56:30 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 19.77.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 19.77.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
60.250.147.218 attackbots
Apr  3 12:25:11 OPSO sshd\[23377\]: Invalid user jl from 60.250.147.218 port 60542
Apr  3 12:25:11 OPSO sshd\[23377\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=60.250.147.218
Apr  3 12:25:14 OPSO sshd\[23377\]: Failed password for invalid user jl from 60.250.147.218 port 60542 ssh2
Apr  3 12:28:07 OPSO sshd\[23507\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=60.250.147.218  user=root
Apr  3 12:28:08 OPSO sshd\[23507\]: Failed password for root from 60.250.147.218 port 53494 ssh2
2020-04-03 18:32:13
139.199.74.92 attack
Apr  3 07:08:00 lock-38 sshd[497495]: Failed password for root from 139.199.74.92 port 53870 ssh2
Apr  3 07:21:06 lock-38 sshd[497918]: Failed password for root from 139.199.74.92 port 55022 ssh2
Apr  3 07:24:15 lock-38 sshd[498005]: Failed password for root from 139.199.74.92 port 57314 ssh2
Apr  3 07:27:06 lock-38 sshd[498087]: Failed password for root from 139.199.74.92 port 59604 ssh2
Apr  3 07:30:01 lock-38 sshd[498138]: Failed password for root from 139.199.74.92 port 33662 ssh2
...
2020-04-03 18:54:23
138.197.21.218 attackspambots
2020-04-03T10:16:25.106488abusebot-8.cloudsearch.cf sshd[6149]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns1.hostingbytg.com  user=root
2020-04-03T10:16:26.833062abusebot-8.cloudsearch.cf sshd[6149]: Failed password for root from 138.197.21.218 port 51648 ssh2
2020-04-03T10:20:06.791157abusebot-8.cloudsearch.cf sshd[6339]: Invalid user user12 from 138.197.21.218 port 36478
2020-04-03T10:20:06.801197abusebot-8.cloudsearch.cf sshd[6339]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns1.hostingbytg.com
2020-04-03T10:20:06.791157abusebot-8.cloudsearch.cf sshd[6339]: Invalid user user12 from 138.197.21.218 port 36478
2020-04-03T10:20:08.531158abusebot-8.cloudsearch.cf sshd[6339]: Failed password for invalid user user12 from 138.197.21.218 port 36478 ssh2
2020-04-03T10:23:45.630021abusebot-8.cloudsearch.cf sshd[6533]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhos
...
2020-04-03 19:01:01
164.132.111.76 attackbotsspam
Invalid user lhz from 164.132.111.76 port 38208
2020-04-03 18:35:42
218.78.54.80 attackbotsspam
fail2ban logged
2020-04-03 18:18:13
92.118.160.21 attackspam
Unauthorized connection attempt detected from IP address 92.118.160.21 to port 8443
2020-04-03 18:42:05
45.55.224.209 attack
$f2bV_matches
2020-04-03 18:46:29
45.162.216.38 attackbots
SMB Server BruteForce Attack
2020-04-03 18:37:38
112.133.245.67 attackbotsspam
SMB Server BruteForce Attack
2020-04-03 18:40:38
120.71.145.209 attackspambots
Apr  3 11:31:36 xeon sshd[30528]: Failed password for root from 120.71.145.209 port 38193 ssh2
2020-04-03 18:13:22
58.219.25.126 attackbotsspam
FTP brute-force attack
2020-04-03 18:21:05
119.28.104.62 attack
Invalid user oa from 119.28.104.62 port 35718
2020-04-03 18:36:43
103.203.210.129 attackbots
port scan and connect, tcp 23 (telnet)
2020-04-03 18:52:54
206.189.128.215 attackbotsspam
Apr  3 08:25:47 web8 sshd\[422\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.128.215  user=root
Apr  3 08:25:50 web8 sshd\[422\]: Failed password for root from 206.189.128.215 port 42800 ssh2
Apr  3 08:30:03 web8 sshd\[2796\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.128.215  user=root
Apr  3 08:30:06 web8 sshd\[2796\]: Failed password for root from 206.189.128.215 port 49492 ssh2
Apr  3 08:34:29 web8 sshd\[5097\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.128.215  user=root
2020-04-03 18:48:30
193.56.28.16 attackbotsspam
Apr  3 12:08:58 relay postfix/smtpd\[31401\]: warning: unknown\[193.56.28.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr  3 12:09:02 relay postfix/smtpd\[25489\]: warning: unknown\[193.56.28.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr  3 12:09:04 relay postfix/smtpd\[31401\]: warning: unknown\[193.56.28.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr  3 12:09:08 relay postfix/smtpd\[25489\]: warning: unknown\[193.56.28.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr  3 12:09:14 relay postfix/smtpd\[25489\]: warning: unknown\[193.56.28.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr  3 12:09:14 relay postfix/smtpd\[31401\]: warning: unknown\[193.56.28.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-04-03 18:42:25

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