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 <<>> 104.21.54.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 16302
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.21.			IN	A

;; AUTHORITY SECTION:
.			527	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: Fri Feb 18 00:06:41 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 21.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
109.245.240.153 attackspambots
2019-07-23 04:09:12 H=(lusettitours.it) [109.245.240.153]:40360 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.3, 127.0.0.4) (https://www.spamhaus.org/sbl/query/SBLCSS)
2019-07-23 04:09:12 H=(lusettitours.it) [109.245.240.153]:40360 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.3, 127.0.0.4) (https://www.spamhaus.org/sbl/query/SBLCSS)
2019-07-23 04:09:12 H=(lusettitours.it) [109.245.240.153]:40360 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.3, 127.0.0.4) (https://www.spamhaus.org/sbl/query/SBLCSS)
...
2019-07-24 02:59:18
103.68.16.97 attackspambots
Automatic report - Port Scan Attack
2019-07-24 02:32:50
139.59.226.82 attackbotsspam
Jul 23 19:29:19 mail sshd\[1473\]: Failed password for invalid user hc from 139.59.226.82 port 51704 ssh2
Jul 23 19:44:52 mail sshd\[1716\]: Invalid user bot from 139.59.226.82 port 38840
Jul 23 19:44:52 mail sshd\[1716\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.226.82
...
2019-07-24 02:50:38
173.222.109.117 attackspambots
ICMP MP Probe, Scan -
2019-07-24 02:28:28
89.45.205.110 attack
Invalid user www from 89.45.205.110 port 41074
2019-07-24 02:39:36
95.239.184.170 attackbotsspam
SQL Injection Attempts
2019-07-24 02:56:52
41.42.35.195 attack
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x
2019-07-23 x@x

........
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https://www.blocklist.de/en/view.html?ip=41.42.35.195
2019-07-24 02:24:44
79.106.28.170 attackbots
firewall-block, port(s): 81/tcp
2019-07-24 02:25:01
128.134.187.155 attack
Jul 23 13:35:28 MK-Soft-VM7 sshd\[7086\]: Invalid user user from 128.134.187.155 port 34314
Jul 23 13:35:28 MK-Soft-VM7 sshd\[7086\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.134.187.155
Jul 23 13:35:30 MK-Soft-VM7 sshd\[7086\]: Failed password for invalid user user from 128.134.187.155 port 34314 ssh2
...
2019-07-24 02:17:06
118.167.134.251 attackspambots
MultiHost/MultiPort Probe, Scan, Hack -
2019-07-24 02:26:54
176.222.159.206 attack
"SMTPD"	3988	66009	"2019-07-23 x@x
"SMTPD"	3988	66009	"2019-07-23 10:57:56.946"	"176.222.159.206"	"SENT: 550 Delivery is not allowed to this address."

IP Address:	176.222.159.206
Email x@x
No MX record resolves to this server for domain: valeres.fr


........
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https://www.blocklist.de/en/view.html?ip=176.222.159.206
2019-07-24 02:26:22
155.46.21.0 attack
ICMP MP Probe, Scan -
2019-07-24 03:00:58
49.247.213.143 attackspambots
ssh default account attempted login
2019-07-24 02:44:52
104.148.4.226 attackspambots
firewall-block, port(s): 445/tcp
2019-07-24 02:21:48
168.167.30.198 attack
SSH Bruteforce @ SigaVPN honeypot
2019-07-24 02:40:06

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