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 <<>> 104.21.53.170
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 28328
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.53.170.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:36:10 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 170.53.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 170.53.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
45.129.33.5 attack
[MK-VM3] Blocked by UFW
2020-10-01 06:56:21
175.125.121.145 attackbots
failed Imap connection attempt
2020-10-01 06:26:35
80.82.77.33 attackbotsspam
scans once in preceeding hours on the ports (in chronological order) 3689 resulting in total of 275 scans from 80.82.64.0/20 block.
2020-10-01 06:49:58
178.141.166.137 attackspambots
Fail2Ban Ban Triggered
2020-10-01 06:30:11
218.92.0.195 attackbotsspam
Oct  1 00:25:32 dcd-gentoo sshd[12193]: User root from 218.92.0.195 not allowed because none of user's groups are listed in AllowGroups
Oct  1 00:25:35 dcd-gentoo sshd[12193]: error: PAM: Authentication failure for illegal user root from 218.92.0.195
Oct  1 00:25:35 dcd-gentoo sshd[12193]: Failed keyboard-interactive/pam for invalid user root from 218.92.0.195 port 10218 ssh2
...
2020-10-01 06:28:47
167.172.25.74 attack
Total attacks: 2
2020-10-01 06:34:14
51.161.70.102 attack
Invalid user hans from 51.161.70.102 port 42198
2020-10-01 06:33:25
36.250.229.115 attackspam
SSH Invalid Login
2020-10-01 06:57:41
60.251.183.90 attack
SSH login attempts.
2020-10-01 06:52:49
180.76.96.55 attack
Time:     Wed Sep 30 21:04:19 2020 +0000
IP:       180.76.96.55 (CN/China/-)
Failures: 5 (sshd)
Interval: 3600 seconds
Blocked:  Permanent Block [LF_SSHD]

Log entries:

Sep 30 20:42:08 48-1 sshd[29353]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.96.55  user=root
Sep 30 20:42:10 48-1 sshd[29353]: Failed password for root from 180.76.96.55 port 42152 ssh2
Sep 30 20:59:51 48-1 sshd[30081]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.96.55  user=root
Sep 30 20:59:53 48-1 sshd[30081]: Failed password for root from 180.76.96.55 port 54166 ssh2
Sep 30 21:04:18 48-1 sshd[30345]: Invalid user share from 180.76.96.55 port 55186
2020-10-01 06:29:10
120.194.194.86 attack
ET SCAN Suspicious inbound to MSSQL port 1433 - port: 1433 proto: tcp cat: Potentially Bad Trafficbytes: 60
2020-10-01 06:38:59
37.59.141.40 attackspam
Automatic report - XMLRPC Attack
2020-10-01 06:32:33
167.248.133.69 attack
 TCP (SYN) 167.248.133.69:31221 -> port 9476, len 44
2020-10-01 06:37:33
192.241.234.53 attackbots
Port scan: Attack repeated for 24 hours 192.241.234.53 - - [25/Sep/2020:07:17:21 +0300] "GET / HTTP/1.1" 403 4940 "-" "Mozilla/5.0 zgrab/0.x"
2020-10-01 06:36:53
111.231.193.72 attackbots
Sep 30 19:14:04 IngegnereFirenze sshd[6147]: Failed password for invalid user jenkins from 111.231.193.72 port 43084 ssh2
...
2020-10-01 06:27:29

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