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 <<>> 104.21.37.220
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 60658
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.37.220.			IN	A

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

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 21:23:52 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 220.37.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 220.37.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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lfd: (smtpauth) Failed SMTP AUTH login from 168.0.158.1 (BR/Brazil/-): 5 in the last 3600 secs - Tue Aug 28 22:35:35 2018
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165.232.116.7 attackbots
"Unauthorized connection attempt on SSHD detected"
2020-09-26 07:52:27
51.144.45.198 attack
Sep 26 02:03:30 ns381471 sshd[28242]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.144.45.198
Sep 26 02:03:32 ns381471 sshd[28242]: Failed password for invalid user admin from 51.144.45.198 port 9428 ssh2
2020-09-26 08:05:38
165.232.34.126 attackspambots
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lfd: (smtpauth) Failed SMTP AUTH login from 125.25.136.51 (TH/Thailand/node-qwj.pool-125-25.dynamic.totbb.net): 5 in the last 3600 secs - Thu Aug 30 01:11:23 2018
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2020-09-26 07:38:00
202.134.160.98 attackbotsspam
SSH Brute-Force reported by Fail2Ban
2020-09-26 08:02:13
125.35.92.130 attackspam
SSH Brute-Forcing (server2)
2020-09-26 07:40:05
156.236.69.234 attackbots
2020-09-25T23:50:01.167041shield sshd\[9320\]: Invalid user bot from 156.236.69.234 port 39215
2020-09-25T23:50:01.179139shield sshd\[9320\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.69.234
2020-09-25T23:50:03.812246shield sshd\[9320\]: Failed password for invalid user bot from 156.236.69.234 port 39215 ssh2
2020-09-25T23:53:58.361480shield sshd\[10021\]: Invalid user ftpuser from 156.236.69.234 port 36584
2020-09-25T23:53:58.368331shield sshd\[10021\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.236.69.234
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51.79.82.137 attack
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14.231.91.204 attackbotsspam
lfd: (smtpauth) Failed SMTP AUTH login from 14.231.91.204 (VN/Vietnam/static.vnpt.vn): 5 in the last 3600 secs - Thu Aug 30 01:12:53 2018
2020-09-26 07:54:02
185.94.188.11 attackspambots
Brute force blocker - service: exim2 - aantal: 25 - Fri Aug 31 13:25:15 2018
2020-09-26 07:39:05

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