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 <<>> 104.21.21.148
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49227
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.21.148.			IN	A

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

;; Query time: 56 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:53:36 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 148.21.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 148.21.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
181.123.9.3 attackspam
Mar 23 22:21:17 sigma sshd\[5664\]: Invalid user justin from 181.123.9.3Mar 23 22:21:19 sigma sshd\[5664\]: Failed password for invalid user justin from 181.123.9.3 port 58074 ssh2
...
2020-03-24 07:04:44
162.243.131.132 attackbots
102/tcp 4911/tcp 1080/tcp...
[2020-03-15/23]10pkt,10pt.(tcp)
2020-03-24 07:15:23
59.126.14.168 attack
DATE:2020-03-23 16:36:50, IP:59.126.14.168, PORT:telnet Telnet brute force auth on honeypot server (epe-honey1-hq)
2020-03-24 07:03:18
163.172.230.4 attackbotsspam
[2020-03-23 19:08:07] NOTICE[1148][C-00015fdf] chan_sip.c: Call from '' (163.172.230.4:62733) to extension '61011972592277524' rejected because extension not found in context 'public'.
[2020-03-23 19:08:07] SECURITY[1163] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-03-23T19:08:07.820-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="61011972592277524",SessionID="0x7fd82c40aa58",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/163.172.230.4/62733",ACLName="no_extension_match"
[2020-03-23 19:11:56] NOTICE[1148][C-00015fe5] chan_sip.c: Call from '' (163.172.230.4:60203) to extension '71011972592277524' rejected because extension not found in context 'public'.
[2020-03-23 19:11:56] SECURITY[1163] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-03-23T19:11:56.281-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="71011972592277524",SessionID="0x7fd82cdb8718",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="I
...
2020-03-24 07:19:47
118.24.153.214 attackbotsspam
$f2bV_matches
2020-03-24 06:54:01
95.14.95.230 attack
Automatic report - Port Scan Attack
2020-03-24 07:17:21
222.112.30.116 attackspambots
Invalid user sqlsrv from 222.112.30.116 port 46655
2020-03-24 07:26:54
46.38.145.4 attackbotsspam
Mar 23 23:43:29 srv01 postfix/smtpd\[4893\]: warning: unknown\[46.38.145.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 23 23:44:00 srv01 postfix/smtpd\[992\]: warning: unknown\[46.38.145.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 23 23:44:31 srv01 postfix/smtpd\[992\]: warning: unknown\[46.38.145.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 23 23:45:02 srv01 postfix/smtpd\[4893\]: warning: unknown\[46.38.145.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 23 23:45:33 srv01 postfix/smtpd\[992\]: warning: unknown\[46.38.145.4\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-03-24 06:58:25
162.243.130.86 attack
This client attempted to login to an administrator account on a Website, or abused from another resource.
2020-03-24 07:20:52
221.163.8.108 attack
Invalid user mdpi from 221.163.8.108 port 34046
2020-03-24 07:08:37
134.175.38.75 attack
Mar 23 23:00:24 gw1 sshd[14315]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.38.75
Mar 23 23:00:26 gw1 sshd[14315]: Failed password for invalid user lrmagento from 134.175.38.75 port 35042 ssh2
...
2020-03-24 06:51:27
86.124.69.139 attack
Automatic report - Port Scan Attack
2020-03-24 06:53:34
193.153.93.142 attackspambots
Automatic report - Port Scan Attack
2020-03-24 07:13:30
222.222.31.70 attack
Invalid user giuseppe from 222.222.31.70 port 38518
2020-03-24 07:07:39
198.108.67.107 attackbots
firewall-block, port(s): 8833/tcp
2020-03-24 07:05:43

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