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 <<>> 166.53.91.91
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 29678
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;166.53.91.91.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025031901 1800 900 604800 86400

;; Query time: 45 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Mar 20 03:25:34 CST 2025
;; MSG SIZE  rcvd: 105
Host info
b'Host 91.91.53.166.in-addr.arpa not found: 2(SERVFAIL)
'
Nslookup info:
;; Got SERVFAIL reply from 183.60.83.19, trying next server
Server:		183.60.82.98
Address:	183.60.82.98#53

** server can't find 91.91.53.166.in-addr.arpa: SERVFAIL

Related IP info:
Related comments:
IP Type Details Datetime
139.99.78.208 attackbots
Oct 20 12:00:38 localhost sshd\[78349\]: Invalid user bash from 139.99.78.208 port 39410
Oct 20 12:00:38 localhost sshd\[78349\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.99.78.208
Oct 20 12:00:40 localhost sshd\[78349\]: Failed password for invalid user bash from 139.99.78.208 port 39410 ssh2
Oct 20 12:05:47 localhost sshd\[78490\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.99.78.208  user=root
Oct 20 12:05:49 localhost sshd\[78490\]: Failed password for root from 139.99.78.208 port 51330 ssh2
...
2019-10-20 20:15:20
118.192.66.52 attackspambots
Oct 20 14:23:41 SilenceServices sshd[32262]: Failed password for root from 118.192.66.52 port 52636 ssh2
Oct 20 14:28:19 SilenceServices sshd[1044]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.192.66.52
Oct 20 14:28:21 SilenceServices sshd[1044]: Failed password for invalid user a from 118.192.66.52 port 59586 ssh2
2019-10-20 20:34:48
134.209.105.46 attack
Automatic report - XMLRPC Attack
2019-10-20 20:20:52
185.40.15.29 attackspam
3389BruteforceStormFW21
2019-10-20 20:03:39
45.40.203.242 attackspambots
Oct 20 12:00:09 localhost sshd\[78327\]: Invalid user pixmet2003 from 45.40.203.242 port 43066
Oct 20 12:00:09 localhost sshd\[78327\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.40.203.242
Oct 20 12:00:11 localhost sshd\[78327\]: Failed password for invalid user pixmet2003 from 45.40.203.242 port 43066 ssh2
Oct 20 12:05:48 localhost sshd\[78489\]: Invalid user 123456 from 45.40.203.242 port 52826
Oct 20 12:05:48 localhost sshd\[78489\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.40.203.242
...
2019-10-20 20:22:13
68.183.127.93 attack
Oct 20 13:55:23 h2812830 sshd[3736]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.127.93  user=root
Oct 20 13:55:25 h2812830 sshd[3736]: Failed password for root from 68.183.127.93 port 40040 ssh2
Oct 20 14:05:51 h2812830 sshd[3924]: Invalid user 123 from 68.183.127.93 port 60582
Oct 20 14:05:51 h2812830 sshd[3924]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.127.93
Oct 20 14:05:51 h2812830 sshd[3924]: Invalid user 123 from 68.183.127.93 port 60582
Oct 20 14:05:53 h2812830 sshd[3924]: Failed password for invalid user 123 from 68.183.127.93 port 60582 ssh2
...
2019-10-20 20:17:12
42.52.188.237 attackspam
IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/42.52.188.237/ 
 
 CN - 1H : (428)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : CN 
 NAME ASN : ASN4837 
 
 IP : 42.52.188.237 
 
 CIDR : 42.52.0.0/14 
 
 PREFIX COUNT : 1262 
 
 UNIQUE IP COUNT : 56665856 
 
 
 ATTACKS DETECTED ASN4837 :  
  1H - 6 
  3H - 14 
  6H - 38 
 12H - 60 
 24H - 132 
 
 DateTime : 2019-10-20 05:44:36 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery
2019-10-20 19:55:24
185.250.44.68 attackbotsspam
185.250.44.68 - - [20/Oct/2019:08:05:49 -0400] "GET /?page=products&action=../../../../../../../etc/passwd&manufacturerID=12&productID=973&linkID=15902 HTTP/1.1" 200 17300 "https://newportbrassfaucets.com/?page=products&action=../../../../../../../etc/passwd&manufacturerID=12&productID=973&linkID=15902" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36"
...
2019-10-20 20:17:56
180.97.80.55 attack
fail2ban
2019-10-20 20:20:39
84.255.152.10 attack
Oct 20 13:21:18 icinga sshd[12659]: Failed password for root from 84.255.152.10 port 53198 ssh2
Oct 20 13:58:07 icinga sshd[35502]: Failed password for root from 84.255.152.10 port 61079 ssh2
Oct 20 14:05:28 icinga sshd[40866]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=84.255.152.10 
...
2019-10-20 20:33:08
139.155.21.46 attackspam
Invalid user tp from 139.155.21.46 port 40030
2019-10-20 19:57:02
68.183.85.75 attackbotsspam
Oct 20 09:05:40 firewall sshd[31886]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.85.75
Oct 20 09:05:40 firewall sshd[31886]: Invalid user 12345 from 68.183.85.75
Oct 20 09:05:43 firewall sshd[31886]: Failed password for invalid user 12345 from 68.183.85.75 port 45252 ssh2
...
2019-10-20 20:23:59
124.74.248.218 attackspam
Oct 20 14:54:42 server sshd\[26816\]: Invalid user sandbox from 124.74.248.218
Oct 20 14:54:42 server sshd\[26816\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.74.248.218 
Oct 20 14:54:45 server sshd\[26816\]: Failed password for invalid user sandbox from 124.74.248.218 port 58398 ssh2
Oct 20 15:05:48 server sshd\[30714\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.74.248.218  user=root
Oct 20 15:05:50 server sshd\[30714\]: Failed password for root from 124.74.248.218 port 52534 ssh2
...
2019-10-20 20:19:36
46.4.107.145 attackspam
Automated report (2019-10-20T12:05:41+00:00). Scraper detected at this address.
2019-10-20 20:26:44
112.186.77.126 attackbots
2019-10-20T12:05:36.368765abusebot-5.cloudsearch.cf sshd\[20200\]: Invalid user robert from 112.186.77.126 port 55874
2019-10-20 20:31:12

Recently Reported IPs

116.187.163.186 183.108.141.164 47.66.60.54 74.208.194.205
82.180.210.34 115.197.113.52 91.199.149.144 2.133.118.199
223.224.244.108 97.219.5.72 31.243.231.249 66.185.81.152
56.145.91.27 114.78.21.254 169.109.216.179 14.153.244.177
239.193.142.27 7.205.148.52 191.86.197.152 38.93.115.21