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 <<>> 104.21.28.55
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49538
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.28.55.			IN	A

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

;; Query time: 68 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 20:06:50 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 55.28.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 55.28.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
132.145.216.7 attack
prod6
...
2020-08-15 23:58:23
129.144.224.27 attackbotsspam
port scan and connect, tcp 443 (https)
2020-08-15 23:51:59
202.70.136.161 attackspam
Aug 15 14:52:57 vps639187 sshd\[14105\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.70.136.161  user=root
Aug 15 14:52:59 vps639187 sshd\[14105\]: Failed password for root from 202.70.136.161 port 46722 ssh2
Aug 15 14:57:32 vps639187 sshd\[14169\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.70.136.161  user=root
...
2020-08-16 00:10:03
45.143.138.253 attack
Email rejected due to spam filtering
2020-08-16 00:16:57
37.59.48.181 attackbots
Aug 15 17:09:23 marvibiene sshd[7105]: Failed password for root from 37.59.48.181 port 59570 ssh2
Aug 15 17:14:37 marvibiene sshd[7320]: Failed password for root from 37.59.48.181 port 59506 ssh2
2020-08-16 00:18:53
149.202.190.73 attackbots
Aug 15 15:12:23 abendstille sshd\[6591\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=149.202.190.73  user=root
Aug 15 15:12:25 abendstille sshd\[6591\]: Failed password for root from 149.202.190.73 port 35276 ssh2
Aug 15 15:16:21 abendstille sshd\[10506\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=149.202.190.73  user=root
Aug 15 15:16:23 abendstille sshd\[10506\]: Failed password for root from 149.202.190.73 port 40523 ssh2
Aug 15 15:20:29 abendstille sshd\[14562\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=149.202.190.73  user=root
...
2020-08-16 00:06:39
195.97.222.92 attackbots
C1,DEF GET /v2/wp-includes/wlwmanifest.xml
2020-08-15 23:52:56
149.56.28.9 attackbots
 TCP (SYN) 149.56.28.9:48285 -> port 3389, len 40
2020-08-16 00:12:52
14.226.54.182 attack
20/8/15@10:43:48: FAIL: Alarm-Network address from=14.226.54.182
...
2020-08-16 00:05:16
47.244.137.178 attackspam
Aug 15 07:59:34 r.ca sshd[331]: Failed password for root from 47.244.137.178 port 57826 ssh2
2020-08-16 00:08:13
212.70.149.67 attack
Aug 15 17:40:20 alpha postfix/smtps/smtpd[28393]: warning: unknown[212.70.149.67]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 15 17:42:04 alpha postfix/smtps/smtpd[28393]: warning: unknown[212.70.149.67]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 15 17:43:49 alpha postfix/smtps/smtpd[28393]: warning: unknown[212.70.149.67]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-08-15 23:46:15
45.129.33.9 attack
 TCP (SYN) 45.129.33.9:42796 -> port 11581, len 44
2020-08-16 00:08:34
68.183.19.26 attackspambots
Aug 15 07:08:35 Host-KLAX-C sshd[15685]: Disconnected from invalid user root 68.183.19.26 port 58750 [preauth]
...
2020-08-16 00:11:33
134.122.96.20 attack
Aug 15 16:12:57 vm1 sshd[5147]: Failed password for root from 134.122.96.20 port 55092 ssh2
...
2020-08-16 00:19:54
195.231.81.43 attackbots
SSH brute-force attempt
2020-08-16 00:09:09

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