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 of America (the)

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 <<>> 21.53.56.40
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 42651
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.53.56.40.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021200 1800 900 604800 86400

;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 12 23:04:17 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 40.56.53.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 40.56.53.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
50.70.229.239 attack
$f2bV_matches
2020-03-07 06:41:05
42.114.65.51 attackspam
20/3/6@17:06:07: FAIL: IoT-Telnet address from=42.114.65.51
...
2020-03-07 06:35:07
192.144.170.176 attack
Mar  6 23:08:58 * sshd[14700]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.170.176
Mar  6 23:08:59 * sshd[14700]: Failed password for invalid user * from 192.144.170.176 port 58546 ssh2
2020-03-07 06:21:29
206.189.137.113 attack
$f2bV_matches | Triggered by Fail2Ban at Vostok web server
2020-03-07 06:09:21
51.38.129.120 attack
Mar  6 23:06:09 vps670341 sshd[27079]: Invalid user postgres from 51.38.129.120 port 38086
2020-03-07 06:34:04
79.181.238.212 attackbotsspam
Automatic report - Port Scan Attack
2020-03-07 06:41:22
137.74.173.182 attackbots
Mar  6 23:29:38 vps647732 sshd[14644]: Failed password for root from 137.74.173.182 port 36722 ssh2
...
2020-03-07 06:43:28
222.186.180.17 attackbots
Mar  6 23:12:55 santamaria sshd\[32589\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.17  user=root
Mar  6 23:12:57 santamaria sshd\[32589\]: Failed password for root from 222.186.180.17 port 62776 ssh2
Mar  6 23:13:14 santamaria sshd\[32591\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.180.17  user=root
...
2020-03-07 06:15:33
95.71.125.50 attack
Sent mail to address hacked/leaked from Dailymotion
2020-03-07 06:13:10
5.189.151.188 attackbots
W 31101,/var/log/nginx/access.log,-,-
2020-03-07 06:36:11
175.24.63.123 attack
Mar  6 23:05:53 MK-Soft-VM3 sshd[13086]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=175.24.63.123 
Mar  6 23:05:54 MK-Soft-VM3 sshd[13086]: Failed password for invalid user sara from 175.24.63.123 port 44236 ssh2
...
2020-03-07 06:42:28
193.151.24.222 attack
Mar  6 23:04:46 vps339862 kernel: \[2751201.997142\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=193.151.24.222 DST=51.254.206.43 LEN=40 TOS=0x00 PREC=0x00 TTL=50 ID=3080 PROTO=TCP SPT=34533 DPT=23 SEQ=872336939 ACK=0 WINDOW=35636 RES=0x00 SYN URGP=0 
Mar  6 23:05:08 vps339862 kernel: \[2751223.984163\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=193.151.24.222 DST=51.254.206.43 LEN=40 TOS=0x00 PREC=0x00 TTL=50 ID=3080 PROTO=TCP SPT=34533 DPT=23 SEQ=872336939 ACK=0 WINDOW=35636 RES=0x00 SYN URGP=0 
Mar  6 23:05:37 vps339862 kernel: \[2751253.493848\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a1:f6:06:39:8f:aa:3b:a2:08:00 SRC=193.151.24.222 DST=51.254.206.43 LEN=40 TOS=0x00 PREC=0x00 TTL=50 ID=3080 PROTO=TCP SPT=34533 DPT=23 SEQ=872336939 ACK=0 WINDOW=35636 RES=0x00 SYN URGP=0 
Mar  6 23:06:22 vps339862 kernel: \[2751298.225913\] \[iptables\] PORT DENIED: IN=eth0 OUT= MAC=fa:16:3e:65:a
...
2020-03-07 06:25:14
54.69.105.205 attackspambots
" "
2020-03-07 06:33:04
79.188.9.30 attack
Automatic report - Port Scan Attack
2020-03-07 06:47:21
61.160.245.87 attackspambots
Mar  7 00:42:08 server sshd\[16888\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.160.245.87  user=root
Mar  7 00:42:10 server sshd\[16888\]: Failed password for root from 61.160.245.87 port 34518 ssh2
Mar  7 01:01:08 server sshd\[20744\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.160.245.87  user=root
Mar  7 01:01:09 server sshd\[20744\]: Failed password for root from 61.160.245.87 port 34982 ssh2
Mar  7 01:05:38 server sshd\[21634\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.160.245.87  user=root
...
2020-03-07 06:50:16

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