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 <<>> 104.21.55.78
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 56901
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.78.			IN	A

;; AUTHORITY SECTION:
.			263	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 56 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:19:26 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 78.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 78.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
36.89.248.125 attackspam
Failed password for invalid user user from 36.89.248.125 port 42633 ssh2
Invalid user ka from 36.89.248.125 port 55468
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.89.248.125
Failed password for invalid user ka from 36.89.248.125 port 55468 ssh2
Invalid user arma3 from 36.89.248.125 port 40074
2019-07-06 23:21:43
185.119.81.11 attackbotsspam
Automatic report - Web App Attack
2019-07-06 22:49:08
177.154.230.7 attack
SMTP-sasl brute force
...
2019-07-06 22:42:39
159.65.144.233 attackbots
Jul  6 14:23:05 unicornsoft sshd\[2114\]: Invalid user julianne from 159.65.144.233
Jul  6 14:23:05 unicornsoft sshd\[2114\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.144.233
Jul  6 14:23:07 unicornsoft sshd\[2114\]: Failed password for invalid user julianne from 159.65.144.233 port 24618 ssh2
2019-07-06 22:40:30
178.165.72.180 attack
Jul  6 15:32:14 km20725 sshd\[11304\]: Invalid user pi from 178.165.72.180Jul  6 15:32:14 km20725 sshd\[11302\]: Invalid user pi from 178.165.72.180Jul  6 15:32:16 km20725 sshd\[11304\]: Failed password for invalid user pi from 178.165.72.180 port 40744 ssh2Jul  6 15:32:16 km20725 sshd\[11302\]: Failed password for invalid user pi from 178.165.72.180 port 40738 ssh2
...
2019-07-06 23:20:54
179.42.201.18 attackspambots
Brute force attempt
2019-07-06 23:37:53
218.92.0.207 attackspambots
Jul  6 10:30:38 plusreed sshd[19622]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.207  user=root
Jul  6 10:30:40 plusreed sshd[19622]: Failed password for root from 218.92.0.207 port 64552 ssh2
Jul  6 10:30:42 plusreed sshd[19622]: Failed password for root from 218.92.0.207 port 64552 ssh2
Jul  6 10:30:45 plusreed sshd[19622]: Failed password for root from 218.92.0.207 port 64552 ssh2
...
2019-07-06 22:35:56
177.87.68.157 attack
Jul  6 09:31:56 web1 postfix/smtpd[9245]: warning: unknown[177.87.68.157]: SASL PLAIN authentication failed: authentication failure
...
2019-07-06 23:36:52
61.3.16.192 attackbotsspam
DATE:2019-07-06 15:32:24, IP:61.3.16.192, PORT:telnet - Telnet brute force auth on a honeypot server (epe-dc)
2019-07-06 23:15:48
218.92.0.199 attackspam
Jul  6 17:30:05 dev sshd\[9926\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.199  user=root
Jul  6 17:30:06 dev sshd\[9926\]: Failed password for root from 218.92.0.199 port 62515 ssh2
...
2019-07-06 23:30:56
95.66.214.94 attack
entzueckt.de 95.66.214.94 \[06/Jul/2019:15:32:16 +0200\] "POST /wp-login.php HTTP/1.1" 200 5392 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
entzueckt.de 95.66.214.94 \[06/Jul/2019:15:32:17 +0200\] "POST /wp-login.php HTTP/1.1" 200 5595 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
2019-07-06 23:19:32
180.253.25.79 attackbots
Unauthorized connection attempt from IP address 180.253.25.79 on Port 445(SMB)
2019-07-06 23:12:41
118.171.151.135 attackbots
Unauthorized connection attempt from IP address 118.171.151.135 on Port 445(SMB)
2019-07-06 22:52:31
218.92.0.195 attack
2019-07-06T14:36:56.525631abusebot-3.cloudsearch.cf sshd\[10617\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.195  user=root
2019-07-06 22:47:22
94.97.33.135 attack
Unauthorized connection attempt from IP address 94.97.33.135 on Port 445(SMB)
2019-07-06 23:07:57

Recently Reported IPs

104.21.55.77 104.21.55.79 104.21.55.80 104.21.55.83
104.21.55.9 104.21.55.90 104.21.55.93 104.21.55.96
104.21.55.97 104.21.55.98 104.21.56.10 104.21.56.103
104.21.56.105 31.8.22.218 104.21.56.106 104.21.56.111
104.21.56.112 104.21.56.114 104.21.56.115 104.21.56.116