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 <<>> 104.21.17.53
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 22954
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.17.53.			IN	A

;; AUTHORITY SECTION:
.			357	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 20 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:22:07 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 53.17.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 53.17.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
202.191.121.134 attackspam
445/tcp
[2019-09-12]1pkt
2019-09-13 07:32:56
188.226.250.69 attackbots
Sep 12 19:11:35 ny01 sshd[4041]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.226.250.69
Sep 12 19:11:36 ny01 sshd[4041]: Failed password for invalid user test from 188.226.250.69 port 53596 ssh2
Sep 12 19:17:34 ny01 sshd[5107]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.226.250.69
2019-09-13 07:24:48
75.80.193.222 attack
Sep 12 13:02:26 wbs sshd\[1948\]: Invalid user 123 from 75.80.193.222
Sep 12 13:02:26 wbs sshd\[1948\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=cpe-75-80-193-222.hawaii.res.rr.com
Sep 12 13:02:28 wbs sshd\[1948\]: Failed password for invalid user 123 from 75.80.193.222 port 44194 ssh2
Sep 12 13:08:13 wbs sshd\[2457\]: Invalid user 123456 from 75.80.193.222
Sep 12 13:08:13 wbs sshd\[2457\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=cpe-75-80-193-222.hawaii.res.rr.com
2019-09-13 07:22:10
149.56.141.193 attackspambots
Sep 12 05:54:44 hiderm sshd\[16257\]: Invalid user hadoop from 149.56.141.193
Sep 12 05:54:44 hiderm sshd\[16257\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.ip-149-56-141.net
Sep 12 05:54:46 hiderm sshd\[16257\]: Failed password for invalid user hadoop from 149.56.141.193 port 41164 ssh2
Sep 12 06:01:02 hiderm sshd\[16794\]: Invalid user support from 149.56.141.193
Sep 12 06:01:02 hiderm sshd\[16794\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.ip-149-56-141.net
2019-09-13 07:18:20
92.118.37.86 attackspambots
firewall-block, port(s): 3397/tcp, 3401/tcp, 3406/tcp, 3408/tcp, 3411/tcp, 3412/tcp, 3415/tcp
2019-09-13 07:20:19
80.211.113.144 attackspambots
Sep 12 18:02:52 aat-srv002 sshd[22476]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.113.144
Sep 12 18:02:55 aat-srv002 sshd[22476]: Failed password for invalid user ftpuser from 80.211.113.144 port 57108 ssh2
Sep 12 18:07:22 aat-srv002 sshd[22561]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.113.144
Sep 12 18:07:25 aat-srv002 sshd[22561]: Failed password for invalid user sammy from 80.211.113.144 port 57028 ssh2
...
2019-09-13 07:14:53
45.55.15.134 attack
Sep 12 05:48:14 auw2 sshd\[13659\]: Invalid user leinad from 45.55.15.134
Sep 12 05:48:14 auw2 sshd\[13659\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.15.134
Sep 12 05:48:15 auw2 sshd\[13659\]: Failed password for invalid user leinad from 45.55.15.134 port 59463 ssh2
Sep 12 05:56:15 auw2 sshd\[14336\]: Invalid user 123123123 from 45.55.15.134
Sep 12 05:56:15 auw2 sshd\[14336\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.55.15.134
2019-09-13 07:07:50
129.204.200.85 attackspambots
$f2bV_matches_ltvn
2019-09-13 07:06:58
185.200.118.71 attack
1 pkts, ports: TCP:3389
2019-09-13 07:02:14
40.73.77.70 attackbots
Sep 12 22:47:21 hcbbdb sshd\[8685\]: Invalid user ts from 40.73.77.70
Sep 12 22:47:21 hcbbdb sshd\[8685\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.77.70
Sep 12 22:47:23 hcbbdb sshd\[8685\]: Failed password for invalid user ts from 40.73.77.70 port 45220 ssh2
Sep 12 22:55:14 hcbbdb sshd\[9526\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.77.70  user=www-data
Sep 12 22:55:15 hcbbdb sshd\[9526\]: Failed password for www-data from 40.73.77.70 port 53304 ssh2
2019-09-13 07:06:01
85.209.41.239 attackbotsspam
19/9/12@10:45:21: FAIL: Alarm-Intrusion address from=85.209.41.239
...
2019-09-13 07:05:32
153.36.236.35 attackspambots
Sep 13 01:06:42 minden010 sshd[16963]: Failed password for root from 153.36.236.35 port 40667 ssh2
Sep 13 01:06:44 minden010 sshd[16963]: Failed password for root from 153.36.236.35 port 40667 ssh2
Sep 13 01:06:46 minden010 sshd[16963]: Failed password for root from 153.36.236.35 port 40667 ssh2
...
2019-09-13 07:12:07
95.58.194.148 attackbots
Jan 30 05:05:53 vtv3 sshd\[29922\]: Invalid user weblogic from 95.58.194.148 port 36404
Jan 30 05:05:53 vtv3 sshd\[29922\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.58.194.148
Jan 30 05:05:56 vtv3 sshd\[29922\]: Failed password for invalid user weblogic from 95.58.194.148 port 36404 ssh2
Jan 30 05:10:48 vtv3 sshd\[31291\]: Invalid user teste from 95.58.194.148 port 40378
Jan 30 05:10:48 vtv3 sshd\[31291\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.58.194.148
Jan 30 07:20:03 vtv3 sshd\[1829\]: Invalid user testuser from 95.58.194.148 port 54738
Jan 30 07:20:03 vtv3 sshd\[1829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.58.194.148
Jan 30 07:20:05 vtv3 sshd\[1829\]: Failed password for invalid user testuser from 95.58.194.148 port 54738 ssh2
Jan 30 07:24:54 vtv3 sshd\[3142\]: Invalid user kafka from 95.58.194.148 port 58512
Jan 30 07:24:54 vtv3 sshd\[3142\]
2019-09-13 06:53:31
65.75.93.36 attackspambots
2019-09-12T23:11:45.126889abusebot-4.cloudsearch.cf sshd\[1195\]: Invalid user 1234567 from 65.75.93.36 port 45699
2019-09-13 07:15:18
79.44.215.221 attackbots
23/tcp
[2019-09-12]1pkt
2019-09-13 07:03:29

Recently Reported IPs

203.170.182.212 104.21.17.54 104.21.17.56 104.21.17.59
104.21.17.6 104.21.17.64 104.21.17.65 104.21.17.66
104.21.17.67 104.21.17.68 104.21.17.71 104.21.17.75
104.21.17.85 104.21.17.87 104.21.17.88 132.39.57.33
104.21.17.9 104.21.17.90 15.235.128.195 104.21.17.93