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: India

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 <<>> 103.55.66.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 8379
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;103.55.66.21.			IN	A

;; AUTHORITY SECTION:
.			358	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022040201 1800 900 604800 86400

;; Query time: 26 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Apr 03 06:16:56 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 21.66.55.103.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.66.55.103.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
112.222.29.147 attack
Oct 12 12:24:43 sachi sshd\[19162\]: Invalid user Wireless@123 from 112.222.29.147
Oct 12 12:24:43 sachi sshd\[19162\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.222.29.147
Oct 12 12:24:45 sachi sshd\[19162\]: Failed password for invalid user Wireless@123 from 112.222.29.147 port 56694 ssh2
Oct 12 12:29:55 sachi sshd\[19620\]: Invalid user 123Poker from 112.222.29.147
Oct 12 12:29:55 sachi sshd\[19620\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.222.29.147
2019-10-13 06:36:55
185.136.207.194 attackspam
WordPress wp-login brute force :: 185.136.207.194 0.120 BYPASS [13/Oct/2019:01:04:12  1100] [censored_1] "POST /wp-login.php HTTP/1.1" 200 3972 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2019-10-13 06:24:58
51.38.176.147 attackbotsspam
Oct 11 08:24:42 mail sshd[22290]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.176.147  user=root
Oct 11 08:24:44 mail sshd[22290]: Failed password for root from 51.38.176.147 port 58370 ssh2
Oct 11 08:31:58 mail sshd[1212]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.176.147  user=root
Oct 11 08:31:59 mail sshd[1212]: Failed password for root from 51.38.176.147 port 59709 ssh2
Oct 11 08:35:32 mail sshd[6959]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.176.147  user=root
Oct 11 08:35:34 mail sshd[6959]: Failed password for root from 51.38.176.147 port 50858 ssh2
...
2019-10-13 06:26:43
157.230.136.255 attack
Oct 13 00:31:37 SilenceServices sshd[19565]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.136.255
Oct 13 00:31:38 SilenceServices sshd[19565]: Failed password for invalid user 123Titan from 157.230.136.255 port 57434 ssh2
Oct 13 00:35:42 SilenceServices sshd[21376]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.136.255
2019-10-13 06:37:46
62.234.106.199 attack
Oct 12 23:54:22 OPSO sshd\[30460\]: Invalid user Admin!@\#\$% from 62.234.106.199 port 33141
Oct 12 23:54:22 OPSO sshd\[30460\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.106.199
Oct 12 23:54:24 OPSO sshd\[30460\]: Failed password for invalid user Admin!@\#\$% from 62.234.106.199 port 33141 ssh2
Oct 12 23:58:47 OPSO sshd\[31344\]: Invalid user 2wsxcde34rfv from 62.234.106.199 port 52348
Oct 12 23:58:47 OPSO sshd\[31344\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.106.199
2019-10-13 06:13:34
77.52.212.76 attackbots
Port 1433 Scan
2019-10-13 06:16:57
122.195.200.148 attack
Oct 13 00:48:01 dcd-gentoo sshd[31990]: User root from 122.195.200.148 not allowed because none of user's groups are listed in AllowGroups
Oct 13 00:48:04 dcd-gentoo sshd[31990]: error: PAM: Authentication failure for illegal user root from 122.195.200.148
Oct 13 00:48:01 dcd-gentoo sshd[31990]: User root from 122.195.200.148 not allowed because none of user's groups are listed in AllowGroups
Oct 13 00:48:04 dcd-gentoo sshd[31990]: error: PAM: Authentication failure for illegal user root from 122.195.200.148
Oct 13 00:48:01 dcd-gentoo sshd[31990]: User root from 122.195.200.148 not allowed because none of user's groups are listed in AllowGroups
Oct 13 00:48:04 dcd-gentoo sshd[31990]: error: PAM: Authentication failure for illegal user root from 122.195.200.148
Oct 13 00:48:04 dcd-gentoo sshd[31990]: Failed keyboard-interactive/pam for invalid user root from 122.195.200.148 port 12813 ssh2
...
2019-10-13 06:51:52
112.172.147.34 attackspam
Oct 13 00:20:42 meumeu sshd[12741]: Failed password for root from 112.172.147.34 port 27426 ssh2
Oct 13 00:25:21 meumeu sshd[13497]: Failed password for root from 112.172.147.34 port 10691 ssh2
...
2019-10-13 06:35:17
36.110.39.217 attackspambots
SSH Brute Force
2019-10-13 06:13:53
54.38.183.181 attackspam
$f2bV_matches_ltvn
2019-10-13 06:33:19
151.80.207.9 attackbots
2019-10-12T22:29:45.578817abusebot-8.cloudsearch.cf sshd\[13170\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=151.80.207.9  user=root
2019-10-13 06:43:53
183.82.2.251 attack
Oct 12 17:02:54 web8 sshd\[13897\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.82.2.251  user=root
Oct 12 17:02:56 web8 sshd\[13897\]: Failed password for root from 183.82.2.251 port 17319 ssh2
Oct 12 17:07:34 web8 sshd\[16101\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.82.2.251  user=root
Oct 12 17:07:36 web8 sshd\[16101\]: Failed password for root from 183.82.2.251 port 57457 ssh2
Oct 12 17:12:19 web8 sshd\[18424\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.82.2.251  user=root
2019-10-13 06:25:55
159.203.216.157 attackspam
Oct 13 01:29:39 www sshd\[160911\]: Invalid user P@$$W0RD@2017 from 159.203.216.157
Oct 13 01:29:39 www sshd\[160911\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.216.157
Oct 13 01:29:41 www sshd\[160911\]: Failed password for invalid user P@$$W0RD@2017 from 159.203.216.157 port 40794 ssh2
...
2019-10-13 06:46:28
149.56.16.168 attackbotsspam
2019-10-12T16:15:54.386450shield sshd\[31369\]: Invalid user 123Lucas from 149.56.16.168 port 56894
2019-10-12T16:15:54.391055shield sshd\[31369\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns526371.ip-149-56-16.net
2019-10-12T16:15:55.721653shield sshd\[31369\]: Failed password for invalid user 123Lucas from 149.56.16.168 port 56894 ssh2
2019-10-12T16:20:16.944736shield sshd\[32223\]: Invalid user Snow@123 from 149.56.16.168 port 40874
2019-10-12T16:20:16.949382shield sshd\[32223\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns526371.ip-149-56-16.net
2019-10-13 06:15:54
198.50.159.131 attack
Oct 12 18:23:00 vpn01 sshd[15979]: Failed password for root from 198.50.159.131 port 38982 ssh2
...
2019-10-13 06:18:57

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