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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.42.186
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 26962
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.186.			IN	A

;; AUTHORITY SECTION:
.			293	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: Fri Feb 18 02:29:41 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 186.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 186.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
162.252.57.102 attack
Oct 17 21:31:14 eddieflores sshd\[8824\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=162.252.57.102  user=root
Oct 17 21:31:16 eddieflores sshd\[8824\]: Failed password for root from 162.252.57.102 port 55530 ssh2
Oct 17 21:35:00 eddieflores sshd\[9118\]: Invalid user vivian from 162.252.57.102
Oct 17 21:35:00 eddieflores sshd\[9118\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=162.252.57.102
Oct 17 21:35:01 eddieflores sshd\[9118\]: Failed password for invalid user vivian from 162.252.57.102 port 46794 ssh2
2019-10-18 19:03:42
185.66.131.248 attackspambots
Brute force attempt
2019-10-18 18:50:04
178.184.88.128 attack
Unauthorized connection attempt from IP address 178.184.88.128 on Port 445(SMB)
2019-10-18 18:34:19
198.108.66.28 attackbotsspam
3389BruteforceFW23
2019-10-18 18:56:53
39.69.67.95 attackbots
(Oct 18)  LEN=40 TTL=49 ID=33612 TCP DPT=8080 WINDOW=11345 SYN 
 (Oct 18)  LEN=40 TTL=49 ID=5785 TCP DPT=8080 WINDOW=11345 SYN 
 (Oct 18)  LEN=40 TTL=49 ID=51693 TCP DPT=8080 WINDOW=44225 SYN 
 (Oct 16)  LEN=40 TTL=49 ID=64953 TCP DPT=8080 WINDOW=59290 SYN 
 (Oct 16)  LEN=40 TTL=49 ID=4071 TCP DPT=8080 WINDOW=44225 SYN 
 (Oct 16)  LEN=40 TTL=49 ID=43342 TCP DPT=23 WINDOW=42185 SYN 
 (Oct 15)  LEN=40 TTL=49 ID=60603 TCP DPT=8080 WINDOW=44225 SYN 
 (Oct 15)  LEN=40 TTL=49 ID=60866 TCP DPT=8080 WINDOW=11345 SYN 
 (Oct 14)  LEN=40 TTL=49 ID=1744 TCP DPT=8080 WINDOW=44225 SYN 
 (Oct 14)  LEN=40 TTL=49 ID=60120 TCP DPT=8080 WINDOW=44225 SYN 
 (Oct 14)  LEN=40 TTL=49 ID=12852 TCP DPT=8080 WINDOW=11345 SYN
2019-10-18 19:08:34
177.94.224.237 attackbots
Oct 18 12:24:34 jane sshd[31756]: Failed password for root from 177.94.224.237 port 16429 ssh2
...
2019-10-18 18:55:09
182.253.188.11 attackspambots
Invalid user frappe from 182.253.188.11 port 50972
2019-10-18 18:52:03
203.99.60.153 attackbotsspam
IP Ban Report : https://help-dysk.pl/wordpress-firewall-plugins/ip/203.99.60.153/ 
 PK - 1H : (19)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : PK 
 NAME ASN : ASN23674 
 
 IP : 203.99.60.153 
 
 CIDR : 203.99.60.0/24 
 
 PREFIX COUNT : 286 
 
 UNIQUE IP COUNT : 73472 
 
 
 WYKRYTE ATAKI Z ASN23674 :  
  1H - 1 
  3H - 1 
  6H - 1 
 12H - 1 
 24H - 1 
 
 DateTime : 2019-10-18 05:44:26 
 
 INFO :  HACK ! - Looking for resource vulnerabilities Scan Detected and Blocked by ADMIN  - data recovery
2019-10-18 19:10:17
157.245.162.212 attackspam
IP Ban Report : https://help-dysk.pl/wordpress-firewall-plugins/ip/157.245.162.212/ 
 US - 1H : (243)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : US 
 NAME ASN : ASN394362 
 
 IP : 157.245.162.212 
 
 CIDR : 157.245.128.0/17 
 
 PREFIX COUNT : 16 
 
 UNIQUE IP COUNT : 58368 
 
 
 WYKRYTE ATAKI Z ASN394362 :  
  1H - 1 
  3H - 1 
  6H - 1 
 12H - 1 
 24H - 3 
 
 DateTime : 2019-10-18 05:44:47 
 
 INFO : Server 403 - Looking for resource vulnerabilities Detected and Blocked by ADMIN  - data recovery
2019-10-18 18:59:07
50.239.243.228 attack
Attempt to attack host OS, exploiting network vulnerabilities, on 18-10-2019 04:45:21.
2019-10-18 18:32:22
82.213.250.127 attack
Unauthorized IMAP connection attempt
2019-10-18 18:46:10
221.130.126.164 attackbotsspam
Unauthorised access (Oct 18) SRC=221.130.126.164 LEN=40 TOS=0x04 TTL=236 ID=47193 TCP DPT=1433 WINDOW=1024 SYN
2019-10-18 18:56:30
112.74.243.157 attackspam
Oct 18 09:04:11 hosting sshd[7807]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.74.243.157  user=root
Oct 18 09:04:14 hosting sshd[7807]: Failed password for root from 112.74.243.157 port 40210 ssh2
...
2019-10-18 18:59:49
42.104.97.228 attack
Oct 18 09:12:28 sshgateway sshd\[9614\]: Invalid user xu from 42.104.97.228
Oct 18 09:12:28 sshgateway sshd\[9614\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.104.97.228
Oct 18 09:12:30 sshgateway sshd\[9614\]: Failed password for invalid user xu from 42.104.97.228 port 15323 ssh2
2019-10-18 19:04:14
45.136.109.95 attackbots
10/18/2019-04:54:03.703648 45.136.109.95 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-10-18 18:32:53

Recently Reported IPs

104.21.42.183 104.21.42.197 104.21.42.182 104.21.42.198
104.21.42.196 104.21.42.199 104.21.42.200 104.21.42.202
104.21.42.203 104.21.42.206 104.21.42.205 104.21.42.207
104.21.69.8 104.21.42.208 104.21.42.219 104.21.42.224
104.21.42.209 104.21.42.221 104.21.42.223 104.21.42.228