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: None

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 <<>> 104.21.53.148
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10465
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.53.148.			IN	A

;; AUTHORITY SECTION:
.			133	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 22 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:12:47 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 148.53.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 148.53.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
69.88.163.18 attackspambots
Unauthorised access (Jun 23) SRC=69.88.163.18 LEN=40 TTL=240 ID=34892 TCP DPT=139 WINDOW=1024 SYN 
Unauthorised access (Jun 22) SRC=69.88.163.18 LEN=40 TTL=240 ID=45245 TCP DPT=139 WINDOW=1024 SYN 
Unauthorised access (Jun 21) SRC=69.88.163.18 LEN=40 TTL=240 ID=64480 TCP DPT=139 WINDOW=1024 SYN 
Unauthorised access (Jun 20) SRC=69.88.163.18 LEN=40 TTL=240 ID=35196 TCP DPT=139 WINDOW=1024 SYN 
Unauthorised access (Jun 18) SRC=69.88.163.18 LEN=40 TTL=240 ID=3214 TCP DPT=139 WINDOW=1024 SYN 
Unauthorised access (Jun 17) SRC=69.88.163.18 LEN=40 TTL=240 ID=3204 TCP DPT=139 WINDOW=1024 SYN 
Unauthorised access (Jun 16) SRC=69.88.163.18 LEN=40 TTL=240 ID=37896 TCP DPT=139 WINDOW=1024 SYN
2019-06-24 01:14:06
209.85.220.65 attack
Contacted me under the alias lepkozon@gmail.com (hosted from another IP) under the name of Ann. Knew my full name and claimed to be from the City closest to me. Yet to find out who they are.
2019-06-24 01:41:42
77.40.63.203 attackbots
Jun 23 12:50:57 mail postfix/smtps/smtpd\[12286\]: warning: unknown\[77.40.63.203\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 23 12:50:57 mail postfix/smtps/smtpd\[12287\]: warning: unknown\[77.40.63.203\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 23 12:51:04 mail postfix/smtps/smtpd\[12286\]: warning: unknown\[77.40.63.203\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-06-24 01:50:50
187.111.54.90 attackbots
failed_logins
2019-06-24 01:34:05
111.93.180.194 attackbots
firewall-block, port(s): 8080/tcp
2019-06-24 01:15:42
138.122.39.5 attackbotsspam
Unauthorized SMTP/IMAP/POP3 connection attempt
2019-06-24 01:55:18
223.16.246.178 attackbotsspam
5555/tcp
[2019-06-23]1pkt
2019-06-24 01:17:49
177.221.109.70 attackspam
failed_logins
2019-06-24 01:35:31
218.60.41.227 attack
Jun 23 12:55:39 [munged] sshd[2222]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.60.41.227  user=mysql
Jun 23 12:55:41 [munged] sshd[2222]: Failed password for mysql from 218.60.41.227 port 45189 ssh2
2019-06-24 01:32:23
191.53.251.149 attackspambots
failed_logins
2019-06-24 01:42:34
193.32.161.48 attackbotsspam
firewall-block, port(s): 47287/tcp
2019-06-24 01:49:16
193.110.19.147 attackbotsspam
445/tcp
[2019-06-23]1pkt
2019-06-24 01:33:36
104.236.122.94 attackbots
WordPress login Brute force / Web App Attack on client site.
2019-06-24 01:50:14
128.199.133.249 attackbots
Jun 23 19:23:49 dev sshd\[21110\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.133.249  user=root
Jun 23 19:23:51 dev sshd\[21110\]: Failed password for root from 128.199.133.249 port 49396 ssh2
...
2019-06-24 01:25:56
104.236.81.204 attackbots
2019-06-24T00:05:59.700574enmeeting.mahidol.ac.th sshd\[13198\]: User apache from 104.236.81.204 not allowed because not listed in AllowUsers
2019-06-24T00:05:59.714984enmeeting.mahidol.ac.th sshd\[13198\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.81.204  user=apache
2019-06-24T00:06:01.350820enmeeting.mahidol.ac.th sshd\[13198\]: Failed password for invalid user apache from 104.236.81.204 port 41768 ssh2
...
2019-06-24 01:36:59

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