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 <<>> 54.43.21.57
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 58360
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;54.43.21.57.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020500 1800 900 604800 86400

;; Query time: 13 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 05 22:38:17 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 57.21.43.54.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 57.21.43.54.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
223.146.196.59 attack
Wed Jun  3 06:57:39 2020 \[pid 16187\] \[anonymous\] FAIL LOGIN: Client "223.146.196.59"Wed Jun  3 06:57:46 2020 \[pid 16248\] \[www\] FAIL LOGIN: Client "223.146.196.59"Wed Jun  3 06:58:03 2020 \[pid 16267\] \[www\] FAIL LOGIN: Client "223.146.196.59"Wed Jun  3 06:58:23 2020 \[pid 16288\] \[www\] FAIL LOGIN: Client "223.146.196.59"Wed Jun  3 06:58:30 2020 \[pid 16296\] \[www\] FAIL LOGIN: Client "223.146.196.59"
...
2020-06-03 12:46:41
36.226.28.242 attackspam
Jun  3 05:59:02 debian-2gb-nbg1-2 kernel: \[13415506.195811\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=36.226.28.242 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=53 ID=64834 PROTO=TCP SPT=5337 DPT=23 WINDOW=11494 RES=0x00 SYN URGP=0
2020-06-03 12:25:33
141.98.81.209 attackspambots
2020-06-03T06:00:43.283354struts4.enskede.local sshd\[7538\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.98.81.209  user=root
2020-06-03T06:00:46.113068struts4.enskede.local sshd\[7538\]: Failed password for root from 141.98.81.209 port 39699 ssh2
2020-06-03T06:01:06.042531struts4.enskede.local sshd\[7580\]: Invalid user admin from 141.98.81.209 port 36607
2020-06-03T06:01:06.050212struts4.enskede.local sshd\[7580\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.98.81.209
2020-06-03T06:01:08.616362struts4.enskede.local sshd\[7580\]: Failed password for invalid user admin from 141.98.81.209 port 36607 ssh2
...
2020-06-03 12:24:08
170.210.203.215 attack
Jun  2 18:02:48 hanapaa sshd\[7955\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=encuentroingreso2019.unsa.edu.ar  user=root
Jun  2 18:02:51 hanapaa sshd\[7955\]: Failed password for root from 170.210.203.215 port 38698 ssh2
Jun  2 18:07:19 hanapaa sshd\[8320\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=tecnoriginaria.unsa.edu.ar  user=root
Jun  2 18:07:22 hanapaa sshd\[8320\]: Failed password for root from 170.210.203.215 port 42836 ssh2
Jun  2 18:12:01 hanapaa sshd\[8822\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=tecnoriginaria.unsa.edu.ar  user=root
2020-06-03 12:23:37
148.70.230.63 attack
Jun  3 05:53:56 santamaria sshd\[10392\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.230.63  user=root
Jun  3 05:53:58 santamaria sshd\[10392\]: Failed password for root from 148.70.230.63 port 36724 ssh2
Jun  3 05:59:08 santamaria sshd\[10462\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.230.63  user=root
...
2020-06-03 12:20:34
219.136.243.47 attack
Jun  3 06:08:53 legacy sshd[26986]: Failed password for root from 219.136.243.47 port 35764 ssh2
Jun  3 06:12:29 legacy sshd[27132]: Failed password for root from 219.136.243.47 port 60507 ssh2
...
2020-06-03 12:50:57
82.50.134.235 attack
Jun  3 06:58:42 debian kernel: [59287.069108] [UFW BLOCK] IN=eth0 OUT= MAC=52:54:00:be:e4:65:08:e8:4f:6e:48:0c:08:00 SRC=82.50.134.235 DST=89.252.131.35 LEN=44 TOS=0x00 PREC=0x00 TTL=236 ID=19739 DF PROTO=TCP SPT=62596 DPT=81 WINDOW=14600 RES=0x00 SYN URGP=0
2020-06-03 12:41:13
52.165.165.76 attackbotsspam
[2020-06-03 00:11:27] NOTICE[1288][C-0000008d] chan_sip.c: Call from '' (52.165.165.76:55025) to extension '9972598096832' rejected because extension not found in context 'public'.
[2020-06-03 00:11:27] SECURITY[1303] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-06-03T00:11:27.113-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9972598096832",SessionID="0x7f4d7402f458",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/52.165.165.76/55025",ACLName="no_extension_match"
[2020-06-03 00:13:51] NOTICE[1288][C-0000008e] chan_sip.c: Call from '' (52.165.165.76:51938) to extension '8972598096832' rejected because extension not found in context 'public'.
[2020-06-03 00:13:51] SECURITY[1303] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-06-03T00:13:51.047-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="8972598096832",SessionID="0x7f4d7403c148",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/52.165.1
...
2020-06-03 12:41:43
52.231.54.157 attackbotsspam
Jun  2 23:26:17 mx sshd[10808]: Failed password for root from 52.231.54.157 port 51398 ssh2
2020-06-03 12:51:52
141.98.81.6 attackbotsspam
Automatic report - Banned IP Access
2020-06-03 12:22:37
182.16.103.34 attackspambots
Jun  3 10:54:19 webhost01 sshd[1071]: Failed password for root from 182.16.103.34 port 48322 ssh2
...
2020-06-03 12:27:18
94.191.113.246 attackspambots
Jun  3 06:28:19 abendstille sshd\[32365\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.191.113.246  user=root
Jun  3 06:28:22 abendstille sshd\[32365\]: Failed password for root from 94.191.113.246 port 52552 ssh2
Jun  3 06:30:43 abendstille sshd\[2264\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.191.113.246  user=root
Jun  3 06:30:44 abendstille sshd\[2264\]: Failed password for root from 94.191.113.246 port 52064 ssh2
Jun  3 06:33:16 abendstille sshd\[4494\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.191.113.246  user=root
...
2020-06-03 12:48:07
112.199.100.6 attackspam
20/6/2@23:58:43: FAIL: Alarm-Network address from=112.199.100.6
20/6/2@23:58:44: FAIL: Alarm-Network address from=112.199.100.6
...
2020-06-03 12:38:06
212.64.88.97 attackbotsspam
Jun  3 03:55:09 ip-172-31-61-156 sshd[26514]: Failed password for root from 212.64.88.97 port 59250 ssh2
Jun  3 03:57:48 ip-172-31-61-156 sshd[26619]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.88.97  user=root
Jun  3 03:57:50 ip-172-31-61-156 sshd[26619]: Failed password for root from 212.64.88.97 port 57756 ssh2
Jun  3 03:59:07 ip-172-31-61-156 sshd[26652]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.88.97  user=root
Jun  3 03:59:09 ip-172-31-61-156 sshd[26652]: Failed password for root from 212.64.88.97 port 42888 ssh2
...
2020-06-03 12:18:54
103.47.242.81 attackbots
Jun  3 06:13:49 buvik sshd[16940]: Failed password for root from 103.47.242.81 port 47244 ssh2
Jun  3 06:17:36 buvik sshd[17466]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.47.242.81  user=root
Jun  3 06:17:39 buvik sshd[17466]: Failed password for root from 103.47.242.81 port 53520 ssh2
...
2020-06-03 12:26:45

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