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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.26.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 26525
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.26.81.			IN	A

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

;; Query time: 95 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 19:52:38 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 81.26.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.26.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
109.184.35.49 attack
Unauthorized connection attempt from IP address 109.184.35.49 on Port 445(SMB)
2020-09-23 21:42:51
117.69.25.21 attackbotsspam
sshd: Failed password for invalid user .... from 117.69.25.21 port 43460 ssh2 (2 attempts)
2020-09-23 21:25:21
68.183.31.114 attack
Sep 23 18:38:35 mx sshd[907654]: Invalid user allen from 68.183.31.114 port 59912
Sep 23 18:38:35 mx sshd[907654]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.31.114 
Sep 23 18:38:35 mx sshd[907654]: Invalid user allen from 68.183.31.114 port 59912
Sep 23 18:38:37 mx sshd[907654]: Failed password for invalid user allen from 68.183.31.114 port 59912 ssh2
Sep 23 18:42:18 mx sshd[907762]: Invalid user josh from 68.183.31.114 port 41564
...
2020-09-23 21:39:53
97.81.187.225 attackbotsspam
Fail2Ban Ban Triggered
2020-09-23 21:36:29
89.248.162.220 attack
[MK-VM2] Blocked by UFW
2020-09-23 21:49:51
45.248.159.181 attackspam
Unauthorized connection attempt from IP address 45.248.159.181 on Port 445(SMB)
2020-09-23 21:37:58
182.122.0.140 attackbotsspam
Sep 23 15:42:31 sshgateway sshd\[18013\]: Invalid user wordpress from 182.122.0.140
Sep 23 15:42:31 sshgateway sshd\[18013\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.122.0.140
Sep 23 15:42:34 sshgateway sshd\[18013\]: Failed password for invalid user wordpress from 182.122.0.140 port 64344 ssh2
2020-09-23 21:44:35
5.188.206.198 attackspambots
Sep 23 14:53:38 websrv1.derweidener.de postfix/smtpd[282729]: warning: unknown[5.188.206.198]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 23 14:53:38 websrv1.derweidener.de postfix/smtpd[282729]: lost connection after AUTH from unknown[5.188.206.198]
Sep 23 14:53:44 websrv1.derweidener.de postfix/smtpd[282729]: lost connection after AUTH from unknown[5.188.206.198]
Sep 23 14:53:51 websrv1.derweidener.de postfix/smtpd[282744]: lost connection after AUTH from unknown[5.188.206.198]
Sep 23 14:53:57 websrv1.derweidener.de postfix/smtpd[282729]: warning: unknown[5.188.206.198]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-09-23 21:38:19
155.94.243.43 attack
Icarus honeypot on github
2020-09-23 21:55:39
49.231.238.162 attack
Automatic Fail2ban report - Trying login SSH
2020-09-23 21:19:03
182.71.188.10 attackbotsspam
sshd: Failed password for invalid user .... from 182.71.188.10 port 40958 ssh2
2020-09-23 21:55:09
177.156.138.75 attack
Brute-force attempt banned
2020-09-23 21:27:14
5.188.62.11 attackbots
Cowrie Honeypot: Unauthorised SSH/Telnet login attempt with user "root" at 2020-09-23T13:06:04Z
2020-09-23 21:48:38
137.103.17.204 attackspam
Sep 23 15:08:31 ns381471 sshd[29102]: Failed password for jenkins from 137.103.17.204 port 46192 ssh2
2020-09-23 21:34:29
201.116.134.132 attackspam
Unauthorized connection attempt from IP address 201.116.134.132 on Port 445(SMB)
2020-09-23 21:32:07

Recently Reported IPs

104.21.26.80 104.21.26.83 206.235.83.84 104.21.26.87
104.21.26.88 104.21.26.89 104.21.26.93 104.21.26.96
243.217.234.93 104.21.26.97 104.21.26.98 104.21.26.99
104.21.27.110 7.248.31.44 104.21.27.114 104.21.27.115
104.21.27.116 212.226.10.243 104.21.27.117 104.21.27.122