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 <<>> 104.21.16.197
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 64344
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.16.197.			IN	A

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

;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:11:48 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 197.16.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 197.16.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
182.176.166.54 attackbotsspam
23/tcp 2323/tcp 23/tcp
[2019-08-05/09-25]3pkt
2019-09-25 23:44:51
203.110.213.96 attackspambots
Sep 25 08:30:18 TORMINT sshd\[22031\]: Invalid user nas from 203.110.213.96
Sep 25 08:30:18 TORMINT sshd\[22031\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.110.213.96
Sep 25 08:30:19 TORMINT sshd\[22031\]: Failed password for invalid user nas from 203.110.213.96 port 54308 ssh2
...
2019-09-26 00:25:15
106.12.74.238 attackspambots
Sep 25 14:20:17 dedicated sshd[9037]: Invalid user spam from 106.12.74.238 port 44324
2019-09-25 23:48:18
81.22.45.18 attackspam
Sep 25 17:38:41 lumpi kernel: INPUT:DROP:SPAMHAUS_EDROP:IN=eth0 OUT= MAC=52:54:a2:01:a5:04:d2:74:7f:6e:37:e3:08:00 SRC=81.22.45.18 DST=172.31.1.100 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=23222 PROTO=TCP SPT=46403 DPT=13389 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2019-09-26 00:08:00
138.94.160.58 attackbotsspam
Sep 25 05:55:16 hpm sshd\[15612\]: Invalid user db2inst1 from 138.94.160.58
Sep 25 05:55:16 hpm sshd\[15612\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58-160-94-138.turbonetburitis.com.br
Sep 25 05:55:17 hpm sshd\[15612\]: Failed password for invalid user db2inst1 from 138.94.160.58 port 36896 ssh2
Sep 25 06:00:21 hpm sshd\[16019\]: Invalid user alien from 138.94.160.58
Sep 25 06:00:21 hpm sshd\[16019\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58-160-94-138.turbonetburitis.com.br
2019-09-26 00:11:39
198.108.66.187 attack
102/tcp 5632/udp 9200/tcp...
[2019-07-25/09-25]6pkt,4pt.(tcp),1pt.(udp)
2019-09-25 23:59:39
222.186.175.183 attack
"Fail2Ban detected SSH brute force attempt"
2019-09-26 00:19:36
190.108.213.72 attackspam
IP Ban Report : https://help-dysk.pl/wordpress-firewall-plugins/ip/190.108.213.72/ 
 SG - 1H : (39)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : SG 
 NAME ASN : ASN52253 
 
 IP : 190.108.213.72 
 
 CIDR : 190.108.208.0/21 
 
 PREFIX COUNT : 9 
 
 UNIQUE IP COUNT : 6400 
 
 
 WYKRYTE ATAKI Z ASN52253 :  
  1H - 1 
  3H - 1 
  6H - 1 
 12H - 2 
 24H - 6 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery
2019-09-26 00:16:46
59.120.243.8 attackbotsspam
Sep 25 20:54:21 gw1 sshd[27769]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.120.243.8
Sep 25 20:54:23 gw1 sshd[27769]: Failed password for invalid user libsys from 59.120.243.8 port 42990 ssh2
...
2019-09-26 00:12:08
92.63.194.55 attackbotsspam
firewall-block, port(s): 3389/tcp, 3390/tcp
2019-09-25 23:50:00
148.72.207.248 attack
$f2bV_matches
2019-09-26 00:17:32
45.82.153.35 attackspambots
09/25/2019-11:42:12.238029 45.82.153.35 Protocol: 6 ET CINS Active Threat Intelligence Poor Reputation IP group 42
2019-09-26 00:04:56
174.216.30.254 attack
EXPLOIT Photodex ProShow Producer 5.0.3256 load File Handling B
2019-09-25 23:58:00
45.55.62.60 attack
WordPress login Brute force / Web App Attack on client site.
2019-09-25 23:49:22
92.53.65.136 attack
Port Scan: TCP/5085
2019-09-25 23:53:31

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