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: Germany

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 <<>> 53.100.21.8
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32290
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;53.100.21.8.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020400 1800 900 604800 86400

;; Query time: 33 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 04 19:37:28 CST 2025
;; MSG SIZE  rcvd: 104
Host info
Host 8.21.100.53.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 8.21.100.53.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
60.221.255.176 attack
Jul 30 12:48:02 xxxxxxx7446550 sshd[2950]: Address 60.221.255.176 maps to 176.255.221.60.adsl-pool.sx.cn, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Jul 30 12:48:02 xxxxxxx7446550 sshd[2950]: Invalid user yan from 60.221.255.176
Jul 30 12:48:02 xxxxxxx7446550 sshd[2950]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=60.221.255.176 
Jul 30 12:48:05 xxxxxxx7446550 sshd[2950]: Failed password for invalid user yan from 60.221.255.176 port 2075 ssh2
Jul 30 12:48:05 xxxxxxx7446550 sshd[2952]: Received disconnect from 60.221.255.176: 11: Bye Bye
Jul 30 12:59:57 xxxxxxx7446550 sshd[6681]: Address 60.221.255.176 maps to 176.255.221.60.adsl-pool.sx.cn, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Jul 30 12:59:57 xxxxxxx7446550 sshd[6681]: Invalid user library from 60.221.255.176
Jul 30 12:59:57 xxxxxxx7446550 sshd[6681]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=........
-------------------------------
2019-07-31 05:48:21
103.27.237.45 attackbots
Jul 30 16:00:00 s64-1 sshd[22630]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.27.237.45
Jul 30 16:00:02 s64-1 sshd[22630]: Failed password for invalid user ccm-1 from 103.27.237.45 port 50232 ssh2
Jul 30 16:06:24 s64-1 sshd[22695]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.27.237.45
...
2019-07-31 05:09:29
115.127.114.250 attackspam
445/tcp
[2019-07-30]1pkt
2019-07-31 05:43:44
45.82.120.52 attackspam
Jul 30 10:07:27 xb0 sshd[15082]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.82.120.52  user=r.r
Jul 30 10:07:29 xb0 sshd[15082]: Failed password for r.r from 45.82.120.52 port 42394 ssh2
Jul 30 10:07:29 xb0 sshd[15082]: Received disconnect from 45.82.120.52: 11: Bye Bye [preauth]
Jul 30 10:18:04 xb0 sshd[17489]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.82.120.52  user=www-data
Jul 30 10:18:06 xb0 sshd[17489]: Failed password for www-data from 45.82.120.52 port 49126 ssh2
Jul 30 10:18:06 xb0 sshd[17489]: Received disconnect from 45.82.120.52: 11: Bye Bye [preauth]
Jul 30 10:22:33 xb0 sshd[16813]: Failed password for invalid user weblogic from 45.82.120.52 port 47046 ssh2
Jul 30 10:22:33 xb0 sshd[16813]: Received disconnect from 45.82.120.52: 11: Bye Bye [preauth]
Jul 30 10:26:46 xb0 sshd[14304]: Failed password for invalid user qmailq from 45.82.120.52 port 44854 ssh2
Jul 30........
-------------------------------
2019-07-31 05:22:08
1.173.215.29 attackspam
Honeypot attack, port: 23, PTR: 1-173-215-29.dynamic-ip.hinet.net.
2019-07-31 05:35:44
120.52.152.18 attack
Scanning random ports - tries to find possible vulnerable services
2019-07-31 05:51:00
113.22.162.192 attackspam
Unauthorised access (Jul 30) SRC=113.22.162.192 LEN=40 TTL=47 ID=60402 TCP DPT=23 WINDOW=48026 SYN
2019-07-31 05:14:08
119.50.22.219 attackbots
23/tcp
[2019-07-30]1pkt
2019-07-31 05:47:19
217.182.95.16 attackbotsspam
SSH authentication failure x 6 reported by Fail2Ban
...
2019-07-31 05:22:39
92.118.160.25 attackbots
Honeypot attack, port: 135, PTR: 92.118.160.25.netsystemsresearch.com.
2019-07-31 05:03:07
136.243.19.213 attack
Jul 30 12:13:40 xb0 sshd[19013]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=136.243.19.213  user=r.r
Jul 30 12:13:42 xb0 sshd[19013]: Failed password for r.r from 136.243.19.213 port 45380 ssh2
Jul 30 12:13:42 xb0 sshd[19013]: Received disconnect from 136.243.19.213: 11: Bye Bye [preauth]
Jul 30 12:20:13 xb0 sshd[1247]: Failed password for invalid user hamlet from 136.243.19.213 port 56922 ssh2
Jul 30 12:20:13 xb0 sshd[1247]: Received disconnect from 136.243.19.213: 11: Bye Bye [preauth]
Jul 30 12:24:18 xb0 sshd[21248]: Failed password for invalid user Teija from 136.243.19.213 port 54020 ssh2
Jul 30 12:24:18 xb0 sshd[21248]: Received disconnect from 136.243.19.213: 11: Bye Bye [preauth]
Jul 30 12:28:24 xb0 sshd[17809]: Failed password for invalid user frog from 136.243.19.213 port 51164 ssh2
Jul 30 12:28:24 xb0 sshd[17809]: Received disconnect from 136.243.19.213: 11: Bye Bye [preauth]
Jul 30 12:32:35 xb0 sshd[17095]: Failed........
-------------------------------
2019-07-31 05:45:55
101.109.165.237 attackbotsspam
23/tcp
[2019-07-30]1pkt
2019-07-31 05:37:54
96.79.239.57 attackspambots
MultiHost/MultiPort Probe, Scan, Hack -
2019-07-31 05:43:08
165.22.158.129 attackspambots
Jul 30 23:46:04 pkdns2 sshd\[49102\]: Invalid user guan from 165.22.158.129Jul 30 23:46:07 pkdns2 sshd\[49102\]: Failed password for invalid user guan from 165.22.158.129 port 36586 ssh2Jul 30 23:50:25 pkdns2 sshd\[49280\]: Invalid user firebird from 165.22.158.129Jul 30 23:50:27 pkdns2 sshd\[49280\]: Failed password for invalid user firebird from 165.22.158.129 port 32866 ssh2Jul 30 23:54:56 pkdns2 sshd\[49420\]: Invalid user aa from 165.22.158.129Jul 30 23:54:57 pkdns2 sshd\[49420\]: Failed password for invalid user aa from 165.22.158.129 port 57540 ssh2
...
2019-07-31 05:20:13
111.67.195.129 attackbots
Scanning random ports - tries to find possible vulnerable services
2019-07-31 05:36:20

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