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 <<>> 104.21.77.53
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49288
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.77.53.			IN	A

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

;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:56:55 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 53.77.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 53.77.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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89.1.211.139 attack
2019-06-23 21:47:27,450 [snip] proftpd[25896] [snip] (cgn-89-1-211-139.nc.de[89.1.211.139]): USER Lelli (Login failed): No such user found
2019-06-23 21:47:32,144 [snip] proftpd[25926] [snip] (cgn-89-1-211-139.nc.de[89.1.211.139]): USER Lelli (Login failed): No such user found
2019-06-23 21:47:38,207 [snip] proftpd[25940] [snip] (cgn-89-1-211-139.nc.de[89.1.211.139]): USER Lelli (Login failed): No such user found[...]
2019-06-24 12:09:22
177.130.136.118 attackspam
$f2bV_matches
2019-06-24 12:24:11
78.195.108.27 attackspambots
Jun 23 15:46:33 TORMINT sshd\[25184\]: Invalid user admin from 78.195.108.27
Jun 23 15:46:33 TORMINT sshd\[25184\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.195.108.27
Jun 23 15:46:36 TORMINT sshd\[25184\]: Failed password for invalid user admin from 78.195.108.27 port 34172 ssh2
...
2019-06-24 12:29:29
107.189.3.58 attack
[munged]::80 107.189.3.58 - - [23/Jun/2019:23:33:40 +0200] "POST /[munged]: HTTP/1.1" 200 1779 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::80 107.189.3.58 - - [23/Jun/2019:23:33:41 +0200] "POST /[munged]: HTTP/1.1" 200 2064 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
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49.221.146.76 attack
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90.3.202.234 attack
SSH invalid-user multiple login attempts
2019-06-24 12:18:16
121.226.56.135 attackbots
2019-06-23T22:02:53.347935 X postfix/smtpd[43502]: warning: unknown[121.226.56.135]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-06-23T22:53:17.084433 X postfix/smtpd[57674]: warning: unknown[121.226.56.135]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-06-23T23:03:41.250906 X postfix/smtpd[59885]: warning: unknown[121.226.56.135]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-06-24 12:30:05
179.174.47.250 attackbotsspam
Telnet Server BruteForce Attack
2019-06-24 12:27:08

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