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 <<>> 104.21.57.194
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23003
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.194.			IN	A

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

;; Query time: 72 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:38:14 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 194.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 194.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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Automatic report - Port Scan Attack
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2020-06-22T21:33[Censored Hostname] sshd[27321]: Invalid user eco from 128.199.142.138 port 36082
2020-06-22T21:33[Censored Hostname] sshd[27321]: Failed password for invalid user eco from 128.199.142.138 port 36082 ssh2
2020-06-22T21:34[Censored Hostname] sshd[27569]: Invalid user service from 128.199.142.138 port 43774[...]
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2020-06-23 04:30:28
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2020-06-23 04:04:14
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2020-06-23 04:16:02
190.205.111.122 attackbots
IP was detected trying to Brute-Force SSH, FTP, Web Apps, Port-Scan or Hacking.
2020-06-23 04:04:46
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2020-06-23 04:18:07
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2020-06-23 03:53:38
179.8.0.2 attackspambots
Email rejected due to spam filtering
2020-06-23 04:01:42
51.79.44.52 attack
Triggered by Fail2Ban at Ares web server
2020-06-23 04:00:27

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