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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.31.100
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 19907
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.31.100.			IN	A

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

;; Query time: 65 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:23:20 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 100.31.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 100.31.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
113.188.254.1 attack
Honeypot attack, port: 81, PTR: static.vnpt.vn.
2020-06-06 10:06:59
13.76.240.131 attack
Jun  5 21:57:22 vps sshd[27437]: Failed password for root from 13.76.240.131 port 32936 ssh2
Jun  5 22:12:50 vps sshd[28468]: Failed password for root from 13.76.240.131 port 42424 ssh2
...
2020-06-06 09:37:16
213.244.123.182 attack
Jun  5 22:21:10 vps639187 sshd\[32673\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.244.123.182  user=root
Jun  5 22:21:11 vps639187 sshd\[32673\]: Failed password for root from 213.244.123.182 port 42500 ssh2
Jun  5 22:25:19 vps639187 sshd\[32728\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.244.123.182  user=root
...
2020-06-06 09:29:31
157.230.150.102 attackspam
Jun  6 00:14:16 124388 sshd[25102]: Failed password for root from 157.230.150.102 port 52310 ssh2
Jun  6 00:16:07 124388 sshd[25114]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.150.102  user=root
Jun  6 00:16:09 124388 sshd[25114]: Failed password for root from 157.230.150.102 port 56624 ssh2
Jun  6 00:17:56 124388 sshd[25234]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.150.102  user=root
Jun  6 00:17:58 124388 sshd[25234]: Failed password for root from 157.230.150.102 port 60976 ssh2
2020-06-06 09:56:48
212.64.71.132 attackspam
2020-06-05T22:06:29.846611shield sshd\[23171\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.71.132  user=root
2020-06-05T22:06:31.578036shield sshd\[23171\]: Failed password for root from 212.64.71.132 port 55890 ssh2
2020-06-05T22:07:42.021130shield sshd\[23461\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.71.132  user=root
2020-06-05T22:07:44.108607shield sshd\[23461\]: Failed password for root from 212.64.71.132 port 40578 ssh2
2020-06-05T22:08:52.119105shield sshd\[23704\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.71.132  user=root
2020-06-06 09:40:38
79.143.188.246 attackspambots
Jun  4 03:53:21 thostnamean sshd[6548]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.143.188.246  user=r.r
Jun  4 03:53:23 thostnamean sshd[6548]: Failed password for r.r from 79.143.188.246 port 41494 ssh2
Jun  4 03:53:24 thostnamean sshd[6548]: Received disconnect from 79.143.188.246 port 41494:11: Bye Bye [preauth]
Jun  4 03:53:24 thostnamean sshd[6548]: Disconnected from authenticating user r.r 79.143.188.246 port 41494 [preauth]
Jun  4 04:08:09 thostnamean sshd[7382]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.143.188.246  user=r.r
Jun  4 04:08:11 thostnamean sshd[7382]: Failed password for r.r from 79.143.188.246 port 53426 ssh2
Jun  4 04:08:12 thostnamean sshd[7382]: Received disconnect from 79.143.188.246 port 53426:11: Bye Bye [preauth]
Jun  4 04:08:12 thostnamean sshd[7382]: Disconnected from authenticating user r.r 79.143.188.246 port 53426 [preauth]
Jun  4 04:11:45 ........
-------------------------------
2020-06-06 09:31:13
125.119.68.8 attackbotsspam
Jun  5 23:28:42 * sshd[13953]: Failed password for root from 125.119.68.8 port 43522 ssh2
2020-06-06 10:02:35
95.211.208.50 attack
Jun  6 03:31:37 localhost postfix/smtpd\[25400\]: warning: unknown\[95.211.208.50\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  6 03:31:43 localhost postfix/smtpd\[25400\]: warning: unknown\[95.211.208.50\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  6 03:31:53 localhost postfix/smtpd\[25400\]: warning: unknown\[95.211.208.50\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  6 03:32:15 localhost postfix/smtpd\[25400\]: warning: unknown\[95.211.208.50\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun  6 03:32:21 localhost postfix/smtpd\[25400\]: warning: unknown\[95.211.208.50\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-06-06 09:39:17
14.145.145.141 attack
Jun  6 00:23:31 ns381471 sshd[15531]: Failed password for root from 14.145.145.141 port 53590 ssh2
2020-06-06 09:40:53
189.16.0.42 attack
Honeypot attack, port: 445, PTR: bkbrasil-G1-0-5-1729-iacc02.cta.embratel.net.br.
2020-06-06 10:04:26
45.83.65.168 attackspambots
Jun  5 22:25:13 debian-2gb-nbg1-2 kernel: \[13647465.708769\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=45.83.65.168 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=56 ID=1337 DF PROTO=TCP SPT=33575 DPT=22 WINDOW=0 RES=0x00 SYN URGP=0
2020-06-06 09:36:53
111.229.85.164 attackspam
Jun  6 00:34:12 jane sshd[21202]: Failed password for root from 111.229.85.164 port 32980 ssh2
...
2020-06-06 10:00:17
218.94.136.90 attackbotsspam
Jun  6 03:19:41 sip sshd[557809]: Failed password for root from 218.94.136.90 port 54926 ssh2
Jun  6 03:21:32 sip sshd[557837]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.94.136.90  user=root
Jun  6 03:21:33 sip sshd[557837]: Failed password for root from 218.94.136.90 port 42658 ssh2
...
2020-06-06 09:58:42
96.225.120.143 attack
Honeypot attack, port: 445, PTR: pool-96-225-120-143.nwrknj.east.verizon.net.
2020-06-06 10:08:28
130.61.18.44 attack
Jun  6 01:37:30 vserver sshd\[31339\]: Failed password for root from 130.61.18.44 port 50582 ssh2Jun  6 01:40:32 vserver sshd\[31416\]: Failed password for root from 130.61.18.44 port 55148 ssh2Jun  6 01:43:42 vserver sshd\[31440\]: Failed password for root from 130.61.18.44 port 59766 ssh2Jun  6 01:46:47 vserver sshd\[31470\]: Failed password for root from 130.61.18.44 port 36072 ssh2
...
2020-06-06 09:35:01

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