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 <<>> 104.21.37.55
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 3298
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.37.55.			IN	A

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

;; Query time: 55 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:26:42 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 55.37.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 55.37.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
177.37.145.56 attackbotsspam
Mar  2 14:32:41 grey postfix/smtpd\[6420\]: NOQUEUE: reject: RCPT from unknown\[177.37.145.56\]: 554 5.7.1 Service unavailable\; Client host \[177.37.145.56\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[177.37.145.56\]\; from=\ to=\ proto=ESMTP helo=\<\[177.37.145.56\]\>
...
2020-03-03 05:25:48
86.62.81.50 attack
Mar  2 21:03:24 mout sshd[12894]: Invalid user odoo from 86.62.81.50 port 58908
2020-03-03 05:45:49
185.176.27.194 attackbots
Scanning random ports - tries to find possible vulnerable services
2020-03-03 05:59:59
148.70.187.205 attackbotsspam
Mar  2 19:07:37 MK-Soft-VM5 sshd[19910]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.187.205 
Mar  2 19:07:39 MK-Soft-VM5 sshd[19910]: Failed password for invalid user musicbot from 148.70.187.205 port 41495 ssh2
...
2020-03-03 05:26:50
158.69.204.172 attackbots
Mar  2 22:13:51 sd-53420 sshd\[30781\]: Invalid user oracle from 158.69.204.172
Mar  2 22:13:51 sd-53420 sshd\[30781\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=158.69.204.172
Mar  2 22:13:53 sd-53420 sshd\[30781\]: Failed password for invalid user oracle from 158.69.204.172 port 52974 ssh2
Mar  2 22:22:57 sd-53420 sshd\[31592\]: Invalid user kiran from 158.69.204.172
Mar  2 22:22:57 sd-53420 sshd\[31592\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=158.69.204.172
...
2020-03-03 05:39:34
123.21.150.38 attackbotsspam
Mar  2 10:32:30 firewall sshd[1589]: Invalid user admin from 123.21.150.38
Mar  2 10:32:33 firewall sshd[1589]: Failed password for invalid user admin from 123.21.150.38 port 58645 ssh2
Mar  2 10:32:38 firewall sshd[1591]: Invalid user admin from 123.21.150.38
...
2020-03-03 05:27:32
185.176.27.90 attack
03/02/2020-15:48:48.815709 185.176.27.90 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2020-03-03 05:29:00
118.25.26.200 attackspambots
Mar  2 13:37:25 XXX sshd[63503]: Invalid user HTTP from 118.25.26.200 port 33240
2020-03-03 05:50:47
190.145.233.82 attack
Blocked by UFW
2020-03-03 05:44:18
164.132.44.25 attackspam
SSH Brute Force
2020-03-03 05:40:44
59.93.60.103 attackspam
Unauthorized connection attempt from IP address 59.93.60.103 on Port 445(SMB)
2020-03-03 05:25:26
95.10.183.83 attackbotsspam
Mar  2 19:15:26 IngegnereFirenze sshd[9909]: User nobody from 95.10.183.83 not allowed because not listed in AllowUsers
...
2020-03-03 05:30:39
103.15.240.89 attackbots
Unauthorized connection attempt detected from IP address 103.15.240.89 to port 8080 [J]
2020-03-03 06:01:50
210.22.98.4 attack
T: f2b ssh aggressive 3x
2020-03-03 05:42:04
139.199.29.155 attack
$f2bV_matches
2020-03-03 05:24:58

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