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: Denmark

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 <<>> 83.91.21.55
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55407
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;83.91.21.55.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021900 1800 900 604800 86400

;; Query time: 14 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 19 22:25:01 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 55.21.91.83.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 55.21.91.83.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
177.1.213.19 attackspambots
Nov 27 20:00:59 pornomens sshd\[26126\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.1.213.19  user=sshd
Nov 27 20:01:01 pornomens sshd\[26126\]: Failed password for sshd from 177.1.213.19 port 30727 ssh2
Nov 27 20:09:01 pornomens sshd\[26244\]: Invalid user webadmin from 177.1.213.19 port 36867
Nov 27 20:09:01 pornomens sshd\[26244\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.1.213.19
...
2019-11-28 03:25:30
111.118.36.160 attackspam
UTC: 2019-11-26 port: 123/udp
2019-11-28 02:48:26
106.12.211.247 attackbotsspam
SSH Brute Force
2019-11-28 02:50:26
218.92.0.154 attackspambots
$f2bV_matches
2019-11-28 02:55:48
218.12.149.39 attack
UTC: 2019-11-26 port: 23/tcp
2019-11-28 03:24:58
221.161.229.139 attack
ssh failed login
2019-11-28 03:08:48
188.6.161.77 attack
Nov 27 19:08:53 pornomens sshd\[25551\]: Invalid user usuario from 188.6.161.77 port 51693
Nov 27 19:08:53 pornomens sshd\[25551\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.6.161.77
Nov 27 19:08:55 pornomens sshd\[25551\]: Failed password for invalid user usuario from 188.6.161.77 port 51693 ssh2
...
2019-11-28 03:11:54
191.34.74.55 attackbotsspam
Nov 27 18:32:17 hcbbdb sshd\[22958\]: Invalid user host from 191.34.74.55
Nov 27 18:32:17 hcbbdb sshd\[22958\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.34.74.55
Nov 27 18:32:19 hcbbdb sshd\[22958\]: Failed password for invalid user host from 191.34.74.55 port 48579 ssh2
Nov 27 18:40:08 hcbbdb sshd\[23812\]: Invalid user guarrella from 191.34.74.55
Nov 27 18:40:08 hcbbdb sshd\[23812\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=191.34.74.55
2019-11-28 02:56:32
195.175.58.154 attack
firewall-block, port(s): 1433/tcp
2019-11-28 03:13:04
222.120.192.122 attack
Automatic report - Banned IP Access
2019-11-28 02:54:31
198.27.106.140 attackbotsspam
198.27.106.140 - - \[27/Nov/2019:15:50:42 +0100\] "GET /w00tw00t.at.ISC.SANS.DFind:\) HTTP/1.1" 400 0 "-" "-"
...
2019-11-28 02:51:08
222.232.29.235 attackspambots
SSH Brute Force
2019-11-28 03:26:43
185.104.180.35 attackbots
Nov 27 19:10:09 meumeu sshd[32425]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.104.180.35 
Nov 27 19:10:10 meumeu sshd[32425]: Failed password for invalid user 33333 from 185.104.180.35 port 43051 ssh2
Nov 27 19:16:50 meumeu sshd[897]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.104.180.35 
...
2019-11-28 02:49:35
159.89.10.77 attackbotsspam
Aug 11 02:12:23 vtv3 sshd[13642]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.89.10.77  user=root
Aug 11 02:12:25 vtv3 sshd[13642]: Failed password for root from 159.89.10.77 port 36022 ssh2
Aug 11 02:18:48 vtv3 sshd[16782]: Invalid user fei from 159.89.10.77 port 57394
Aug 11 02:18:48 vtv3 sshd[16782]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.89.10.77
Aug 11 02:18:50 vtv3 sshd[16782]: Failed password for invalid user fei from 159.89.10.77 port 57394 ssh2
Aug 11 02:30:13 vtv3 sshd[23064]: Invalid user hendi from 159.89.10.77 port 35216
Aug 11 02:30:13 vtv3 sshd[23064]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.89.10.77
Aug 11 02:30:16 vtv3 sshd[23064]: Failed password for invalid user hendi from 159.89.10.77 port 35216 ssh2
Aug 11 02:34:07 vtv3 sshd[24799]: Invalid user stewart from 159.89.10.77 port 56018
Aug 11 02:34:07 vtv3 sshd[24799]: pam_unix(sshd:auth): au
2019-11-28 03:12:15
178.128.144.227 attack
SSH Brute-Force reported by Fail2Ban
2019-11-28 03:09:12

Recently Reported IPs

20.42.34.196 141.76.130.80 214.18.178.216 37.62.122.125
159.196.212.174 13.251.121.99 73.147.14.149 24.5.122.133
68.145.27.242 26.129.19.162 100.183.224.169 161.237.139.18
246.186.187.7 70.126.108.220 126.149.135.220 143.63.207.2
193.152.216.136 80.244.62.100 211.90.62.75 98.105.88.125