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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.77.18
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 47386
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.77.18.			IN	A

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

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:19:41 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 18.77.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 18.77.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
112.85.42.174 attackspam
Sep 20 08:47:17 saschabauer sshd[18261]: Failed password for root from 112.85.42.174 port 45811 ssh2
Sep 20 08:47:32 saschabauer sshd[18261]: error: maximum authentication attempts exceeded for root from 112.85.42.174 port 45811 ssh2 [preauth]
2019-09-20 16:22:56
189.34.62.36 attackbotsspam
SSH Brute Force, server-1 sshd[19940]: Failed password for invalid user alias from 189.34.62.36 port 33847 ssh2
2019-09-20 16:03:19
177.184.133.41 attack
Automatic report - Banned IP Access
2019-09-20 16:41:27
167.114.47.81 attackbots
Sep 20 10:03:26 dedicated sshd[9430]: Invalid user ek from 167.114.47.81 port 40897
2019-09-20 16:16:05
176.58.17.231 attackspambots
Automatic report - Port Scan Attack
2019-09-20 16:18:06
218.92.0.182 attackbotsspam
Sep 20 09:04:44 eventyay sshd[11544]: Failed password for root from 218.92.0.182 port 43791 ssh2
Sep 20 09:04:58 eventyay sshd[11544]: error: maximum authentication attempts exceeded for root from 218.92.0.182 port 43791 ssh2 [preauth]
Sep 20 09:05:03 eventyay sshd[11546]: Failed password for root from 218.92.0.182 port 52952 ssh2
...
2019-09-20 16:21:57
5.133.66.194 attackbots
SpamReport
2019-09-20 16:06:04
202.98.213.218 attackspambots
Sep 19 20:11:22 auw2 sshd\[12430\]: Invalid user lubdhaka from 202.98.213.218
Sep 19 20:11:22 auw2 sshd\[12430\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.98.213.218
Sep 19 20:11:25 auw2 sshd\[12430\]: Failed password for invalid user lubdhaka from 202.98.213.218 port 47321 ssh2
Sep 19 20:17:01 auw2 sshd\[12951\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.98.213.218  user=root
Sep 19 20:17:03 auw2 sshd\[12951\]: Failed password for root from 202.98.213.218 port 31206 ssh2
2019-09-20 16:29:48
222.231.30.36 attack
Sep 20 05:13:21 tuotantolaitos sshd[24277]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.231.30.36
Sep 20 05:13:23 tuotantolaitos sshd[24277]: Failed password for invalid user admin from 222.231.30.36 port 57456 ssh2
...
2019-09-20 16:18:35
101.71.2.111 attackspambots
SSH Brute-Force reported by Fail2Ban
2019-09-20 16:31:46
173.239.37.139 attackspambots
$f2bV_matches
2019-09-20 16:27:54
58.249.57.254 attackbotsspam
Sep 20 09:46:02 vps647732 sshd[25073]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.249.57.254
Sep 20 09:46:04 vps647732 sshd[25073]: Failed password for invalid user gitolite1 from 58.249.57.254 port 59548 ssh2
...
2019-09-20 16:04:48
27.214.120.110 attackbots
firewall-block, port(s): 60001/tcp
2019-09-20 16:14:00
185.211.245.170 attackbotsspam
Sep 20 09:53:20 relay postfix/smtpd\[30854\]: warning: unknown\[185.211.245.170\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 20 09:53:42 relay postfix/smtpd\[30853\]: warning: unknown\[185.211.245.170\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 20 10:01:54 relay postfix/smtpd\[4463\]: warning: unknown\[185.211.245.170\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 20 10:02:19 relay postfix/smtpd\[30845\]: warning: unknown\[185.211.245.170\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 20 10:11:13 relay postfix/smtpd\[21677\]: warning: unknown\[185.211.245.170\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-09-20 16:13:20
183.131.82.99 attackspambots
Sep 20 09:44:26 root sshd[5126]: Failed password for root from 183.131.82.99 port 41468 ssh2
Sep 20 09:44:31 root sshd[5126]: Failed password for root from 183.131.82.99 port 41468 ssh2
Sep 20 09:44:33 root sshd[5126]: Failed password for root from 183.131.82.99 port 41468 ssh2
...
2019-09-20 16:06:41

Recently Reported IPs

104.21.76.84 104.21.77.134 104.21.77.174 104.21.77.148
104.21.77.21 104.21.77.184 104.21.77.226 104.21.77.211
104.21.77.228 104.21.77.233 104.21.77.28 104.21.77.165
104.21.77.243 104.21.77.31 104.21.77.38 104.21.77.32
104.21.77.29 104.21.77.58 104.21.77.39 104.21.77.4