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 <<>> 104.18.21.208
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10244
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.18.21.208.			IN	A

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

;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 14:38:21 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 208.21.18.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 208.21.18.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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109.245.214.49 attackbots
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email spam
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proto=tcp  .  spt=41944  .  dpt=25  .     (Listed on    dnsbl-sorbs plus abuseat-org and barracuda)     (306)
2019-12-17 17:14:47
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2019-12-17 17:29:07
45.146.200.29 attack
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200.89.159.52 attackbots
Dec 17 06:27:19 vtv3 sshd[30547]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.89.159.52 
Dec 17 06:27:21 vtv3 sshd[30547]: Failed password for invalid user nfs from 200.89.159.52 port 56928 ssh2
Dec 17 06:36:28 vtv3 sshd[2803]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.89.159.52 
Dec 17 06:49:08 vtv3 sshd[8394]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.89.159.52 
Dec 17 06:49:10 vtv3 sshd[8394]: Failed password for invalid user pascali from 200.89.159.52 port 48652 ssh2
Dec 17 06:55:47 vtv3 sshd[12077]: Failed password for root from 200.89.159.52 port 56358 ssh2
Dec 17 07:08:48 vtv3 sshd[17780]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.89.159.52 
Dec 17 07:08:50 vtv3 sshd[17780]: Failed password for invalid user cs from 200.89.159.52 port 43526 ssh2
Dec 17 07:15:24 vtv3 sshd[21200]: pam_unix(sshd:auth): authentic
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email spam
2019-12-17 17:22:29
37.131.196.63 attack
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2019-12-17 17:07:18
190.82.113.69 attack
email spam
2019-12-17 17:14:59

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