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 <<>> 104.21.53.199
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32669
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.53.199.			IN	A

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

;; Query time: 20 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:36:14 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 199.53.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 199.53.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
219.85.200.155 attack
firewall-block, port(s): 23/tcp
2020-08-01 07:45:06
152.0.151.35 attackbots
Unauthorized connection attempt from IP address 152.0.151.35 on Port 445(SMB)
2020-08-01 08:02:14
202.55.175.236 attack
Jul 31 19:18:42 logopedia-1vcpu-1gb-nyc1-01 sshd[85006]: Failed password for root from 202.55.175.236 port 55866 ssh2
...
2020-08-01 07:35:39
106.51.73.204 attack
2020-07-31T21:12:46.957991shield sshd\[11706\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.51.73.204  user=root
2020-07-31T21:12:48.615820shield sshd\[11706\]: Failed password for root from 106.51.73.204 port 37091 ssh2
2020-07-31T21:15:56.234465shield sshd\[12426\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.51.73.204  user=root
2020-07-31T21:15:57.639558shield sshd\[12426\]: Failed password for root from 106.51.73.204 port 13158 ssh2
2020-07-31T21:22:15.169619shield sshd\[14218\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.51.73.204  user=root
2020-08-01 07:50:01
87.251.74.18 attack
Aug  1 01:15:16 debian-2gb-nbg1-2 kernel: \[18495799.847915\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=87.251.74.18 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=26922 PROTO=TCP SPT=45885 DPT=10012 WINDOW=1024 RES=0x00 SYN URGP=0
2020-08-01 07:28:53
202.154.184.148 attack
Aug  1 01:24:40 ns37 sshd[2442]: Failed password for root from 202.154.184.148 port 49692 ssh2
Aug  1 01:29:02 ns37 sshd[2656]: Failed password for root from 202.154.184.148 port 51210 ssh2
2020-08-01 07:43:20
113.23.200.84 attack
Aug  1 01:03:01 ns382633 sshd\[10322\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.23.200.84  user=root
Aug  1 01:03:03 ns382633 sshd\[10322\]: Failed password for root from 113.23.200.84 port 58332 ssh2
Aug  1 01:18:26 ns382633 sshd\[13330\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.23.200.84  user=root
Aug  1 01:18:28 ns382633 sshd\[13330\]: Failed password for root from 113.23.200.84 port 55298 ssh2
Aug  1 01:22:50 ns382633 sshd\[14343\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=113.23.200.84  user=root
2020-08-01 07:31:43
114.79.164.131 attack
Unauthorized connection attempt from IP address 114.79.164.131 on Port 445(SMB)
2020-08-01 07:56:12
176.58.61.49 attackspam
fell into ViewStateTrap:wien2018
2020-08-01 07:37:33
80.28.153.238 attackspam
Unauthorized connection attempt from IP address 80.28.153.238 on Port 445(SMB)
2020-08-01 07:41:00
218.149.128.186 attackbotsspam
Invalid user liwen from 218.149.128.186 port 47989
2020-08-01 07:30:05
210.56.8.83 attackbots
Auto Detect Rule!
proto TCP (SYN), 210.56.8.83:45932->gjan.info:1433, len 40
2020-08-01 07:49:44
185.133.228.34 attack
Unauthorized connection attempt from IP address 185.133.228.34 on Port 445(SMB)
2020-08-01 07:52:59
92.222.156.151 attackbotsspam
Jul 31 23:37:59 eventyay sshd[23780]: Failed password for root from 92.222.156.151 port 58092 ssh2
Jul 31 23:41:50 eventyay sshd[24042]: Failed password for root from 92.222.156.151 port 42390 ssh2
...
2020-08-01 07:51:19
51.143.167.157 attackspambots
$f2bV_matches
2020-08-01 07:36:17

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