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 <<>> 104.21.57.123
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23800
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.123.			IN	A

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

;; Query time: 458 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:29:17 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 123.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 123.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
67.218.131.123 attackbots
Invalid user oracle from 67.218.131.123 port 53628
2020-06-20 14:01:57
144.217.94.188 attackbotsspam
Jun 19 19:29:25 auw2 sshd\[30550\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.ip-144-217-94.net  user=root
Jun 19 19:29:27 auw2 sshd\[30550\]: Failed password for root from 144.217.94.188 port 48046 ssh2
Jun 19 19:32:33 auw2 sshd\[30752\]: Invalid user rootftp from 144.217.94.188
Jun 19 19:32:33 auw2 sshd\[30752\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.ip-144-217-94.net
Jun 19 19:32:35 auw2 sshd\[30752\]: Failed password for invalid user rootftp from 144.217.94.188 port 46976 ssh2
2020-06-20 13:41:11
159.65.62.216 attack
Jun 20 05:45:45 Ubuntu-1404-trusty-64-minimal sshd\[4399\]: Invalid user mf from 159.65.62.216
Jun 20 05:45:45 Ubuntu-1404-trusty-64-minimal sshd\[4399\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.62.216
Jun 20 05:45:47 Ubuntu-1404-trusty-64-minimal sshd\[4399\]: Failed password for invalid user mf from 159.65.62.216 port 59100 ssh2
Jun 20 05:54:17 Ubuntu-1404-trusty-64-minimal sshd\[6926\]: Invalid user drcom from 159.65.62.216
Jun 20 05:54:17 Ubuntu-1404-trusty-64-minimal sshd\[6926\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.62.216
2020-06-20 13:46:12
117.204.139.129 attackspam
TCP Port Scanning
2020-06-20 14:19:11
94.176.12.27 attackspambots
(Jun 20)  LEN=40 TTL=242 ID=9088 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 19)  LEN=40 TTL=242 ID=60307 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 17)  LEN=40 TTL=242 ID=45996 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 17)  LEN=40 TTL=242 ID=23231 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 16)  LEN=40 TTL=242 ID=9408 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 16)  LEN=40 TTL=242 ID=21690 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 16)  LEN=40 TTL=242 ID=3358 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 15)  LEN=40 TTL=242 ID=58853 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 14)  LEN=40 TTL=242 ID=50111 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 14)  LEN=40 TTL=242 ID=19077 DF TCP DPT=23 WINDOW=14600 SYN 
 (Jun 14)  LEN=40 TTL=242 ID=61737 DF TCP DPT=23 WINDOW=14600 SYN
2020-06-20 13:58:18
202.158.123.42 attackspam
"Unauthorized connection attempt on SSHD detected"
2020-06-20 14:07:37
120.70.103.27 attackbots
SSH invalid-user multiple login attempts
2020-06-20 14:15:27
60.29.31.98 attackbots
$f2bV_matches
2020-06-20 14:09:53
185.2.236.240 attackspambots
Port probing on unauthorized port 8080
2020-06-20 14:05:45
220.134.146.65 attackbotsspam
1592625223 - 06/20/2020 10:53:43 Host: 220-134-146-65.HINET-IP.hinet.net/220.134.146.65 Port: 23 TCP Blocked
...
2020-06-20 14:10:21
179.93.149.17 attack
Jun 19 18:31:37 hanapaa sshd\[23559\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=179.93.149.17  user=root
Jun 19 18:31:39 hanapaa sshd\[23559\]: Failed password for root from 179.93.149.17 port 53461 ssh2
Jun 19 18:33:59 hanapaa sshd\[23736\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=179.93.149.17  user=root
Jun 19 18:34:01 hanapaa sshd\[23736\]: Failed password for root from 179.93.149.17 port 37975 ssh2
Jun 19 18:36:28 hanapaa sshd\[23908\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=179.93.149.17  user=root
2020-06-20 14:14:52
49.235.233.73 attackbots
Jun 19 19:18:17 hpm sshd\[28568\]: Invalid user zaid from 49.235.233.73
Jun 19 19:18:17 hpm sshd\[28568\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.233.73
Jun 19 19:18:20 hpm sshd\[28568\]: Failed password for invalid user zaid from 49.235.233.73 port 52542 ssh2
Jun 19 19:20:39 hpm sshd\[28792\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.233.73  user=root
Jun 19 19:20:41 hpm sshd\[28792\]: Failed password for root from 49.235.233.73 port 50386 ssh2
2020-06-20 13:38:53
193.122.129.167 attackspam
Jun 20 07:27:44 mout sshd[31135]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.122.129.167  user=root
Jun 20 07:27:45 mout sshd[31135]: Failed password for root from 193.122.129.167 port 37854 ssh2
Jun 20 07:27:46 mout sshd[31135]: Disconnected from authenticating user root 193.122.129.167 port 37854 [preauth]
2020-06-20 13:36:43
106.12.86.193 attack
2020-06-20T03:54:04.974094shield sshd\[6206\]: Invalid user mq from 106.12.86.193 port 60680
2020-06-20T03:54:04.977837shield sshd\[6206\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.86.193
2020-06-20T03:54:06.417795shield sshd\[6206\]: Failed password for invalid user mq from 106.12.86.193 port 60680 ssh2
2020-06-20T03:54:28.605416shield sshd\[6238\]: Invalid user hugo from 106.12.86.193 port 35234
2020-06-20T03:54:28.607860shield sshd\[6238\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.86.193
2020-06-20 13:38:27
103.139.19.90 attackbotsspam
DATE:2020-06-20 05:54:27, IP:103.139.19.90, PORT:telnet Telnet brute force auth on honeypot server (honey-neo-dc)
2020-06-20 13:39:42

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