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 <<>> 104.21.54.199
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 7366
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.199.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 68 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:36:42 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 199.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 199.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
199.103.62.108 attackspam
3389BruteforceFW21
2019-08-09 02:48:49
218.92.0.211 attackbotsspam
Aug  8 14:54:57 mail sshd\[24293\]: Failed password for root from 218.92.0.211 port 43304 ssh2
Aug  8 14:56:41 mail sshd\[24538\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.211  user=root
Aug  8 14:56:43 mail sshd\[24538\]: Failed password for root from 218.92.0.211 port 14252 ssh2
Aug  8 14:56:46 mail sshd\[24538\]: Failed password for root from 218.92.0.211 port 14252 ssh2
Aug  8 14:56:48 mail sshd\[24538\]: Failed password for root from 218.92.0.211 port 14252 ssh2
2019-08-09 03:13:54
122.141.52.120 attackspam
Telnet Server BruteForce Attack
2019-08-09 02:38:01
134.209.155.245 attackbots
08/08/2019-14:03:59.876574 134.209.155.245 Protocol: 6 ET COMPROMISED Known Compromised or Hostile Host Traffic group 4
2019-08-09 02:29:00
46.105.81.105 attackspam
Aug  8 13:59:32 host sshd\[36414\]: Invalid user mikeg from 46.105.81.105 port 60428
Aug  8 13:59:34 host sshd\[36414\]: Failed password for invalid user mikeg from 46.105.81.105 port 60428 ssh2
...
2019-08-09 02:23:33
185.84.180.90 attackbots
Detected by Synology server trying to access the inactive 'admin' account
2019-08-09 02:42:19
220.92.16.90 attackbotsspam
Automatic report - Banned IP Access
2019-08-09 02:55:56
148.70.252.15 attackbots
Repeated attempts against wp-login
2019-08-09 02:46:28
217.13.56.254 attack
RDP Bruteforce
2019-08-09 02:54:36
182.148.114.139 attackbotsspam
Aug  8 11:53:54 aat-srv002 sshd[15529]: Failed password for invalid user ambilogger from 182.148.114.139 port 56072 ssh2
Aug  8 12:09:11 aat-srv002 sshd[15889]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.148.114.139
Aug  8 12:09:14 aat-srv002 sshd[15889]: Failed password for invalid user ts3admin from 182.148.114.139 port 60929 ssh2
Aug  8 12:13:01 aat-srv002 sshd[15935]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.148.114.139
...
2019-08-09 03:05:39
71.13.91.98 attackspambots
SASL Brute Force
2019-08-09 02:44:08
103.88.35.69 attack
Aug  8 07:58:38 localhost kernel: [16509711.487646] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:a8:41:08:00 SRC=103.88.35.69 DST=[mungedIP2] LEN=68 TOS=0x00 PREC=0x00 TTL=247 ID=27031 PROTO=UDP SPT=21274 DPT=111 LEN=48 
Aug  8 07:58:38 localhost kernel: [16509711.487671] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:a8:41:08:00 SRC=103.88.35.69 DST=[mungedIP2] LEN=68 TOS=0x00 PREC=0x00 TTL=247 ID=27031 PROTO=UDP SPT=21274 DPT=111 LEN=48 
Aug  8 07:58:38 localhost kernel: [16509711.499753] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=103.88.35.69 DST=[mungedIP2] LEN=68 TOS=0x00 PREC=0x00 TTL=246 ID=15899 PROTO=UDP SPT=63185 DPT=111 LEN=48 
Aug  8 07:58:38 localhost kernel: [16509711.499770] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=103.88.35.69 DST=[mungedIP2] LEN=68 TOS=0x00 PREC=0x00 TTL=246 ID=15899 PROTO=UDP SPT=63185 DPT=111 LEN=48 
Aug  8 07:58:38 localhost kernel: [16509
2019-08-09 02:36:05
157.55.39.220 attackbotsspam
directory traversal attacks + different kind of invalid requests
2019-08-09 02:34:39
77.247.109.30 attackspambots
MultiHost/MultiPort Probe, Scan, Hack -
2019-08-09 02:21:11
2.139.176.35 attack
Aug  8 09:15:34 ny01 sshd[22245]: Failed password for syslog from 2.139.176.35 port 61148 ssh2
Aug  8 09:19:47 ny01 sshd[22596]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.139.176.35
Aug  8 09:19:49 ny01 sshd[22596]: Failed password for invalid user calvin from 2.139.176.35 port 7222 ssh2
2019-08-09 03:06:05

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