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 <<>> 104.21.42.36
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49573
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.36.			IN	A

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

;; Query time: 57 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:29:50 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 36.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 36.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
92.63.194.104 attackspambots
ET DROP Dshield Block Listed Source group 1 - port: 22 proto: TCP cat: Misc Attack
2020-02-20 06:50:58
41.33.18.117 attackbots
1582149459 - 02/19/2020 22:57:39 Host: 41.33.18.117/41.33.18.117 Port: 445 TCP Blocked
2020-02-20 06:52:25
49.88.112.55 attack
Feb 18 13:24:05 mail sshd[16582]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.55  user=root
Feb 18 13:24:07 mail sshd[16582]: Failed password for root from 49.88.112.55 port 46470 ssh2
...
2020-02-20 06:48:42
49.235.211.89 attackbots
Feb 19 22:43:17 server sshd[1406620]: Failed password for invalid user jdw from 49.235.211.89 port 46962 ssh2
Feb 19 22:50:33 server sshd[1410927]: Failed password for invalid user uno85 from 49.235.211.89 port 41034 ssh2
Feb 19 22:57:38 server sshd[1414874]: Failed password for invalid user ec2-user from 49.235.211.89 port 35100 ssh2
2020-02-20 06:53:04
46.37.172.159 attackbots
02/19/2020-22:57:44.556483 46.37.172.159 Protocol: 6 ET POLICY Cleartext WordPress Login
2020-02-20 06:49:19
109.170.132.60 attackbots
Automatic report - SSH Brute-Force Attack
2020-02-20 07:02:50
217.128.74.29 attackspambots
5x Failed Password
2020-02-20 07:14:49
89.144.47.246 attackbots
Unauthorised access (Feb 19) SRC=89.144.47.246 LEN=40 TTL=246 ID=61760 TCP DPT=3389 WINDOW=1024 SYN 
Unauthorised access (Feb 19) SRC=89.144.47.246 LEN=40 TTL=248 ID=12661 TCP DPT=3389 WINDOW=1024 SYN 
Unauthorised access (Feb 19) SRC=89.144.47.246 LEN=40 TOS=0x08 PREC=0x20 TTL=243 ID=33747 TCP DPT=3389 WINDOW=1024 SYN 
Unauthorised access (Feb 18) SRC=89.144.47.246 LEN=40 TTL=246 ID=52430 TCP DPT=3389 WINDOW=1024 SYN 
Unauthorised access (Feb 18) SRC=89.144.47.246 LEN=40 TTL=246 ID=42575 TCP DPT=3389 WINDOW=1024 SYN 
Unauthorised access (Feb 17) SRC=89.144.47.246 LEN=40 TOS=0x08 PREC=0x20 TTL=243 ID=44560 TCP DPT=3389 WINDOW=1024 SYN 
Unauthorised access (Feb 17) SRC=89.144.47.246 LEN=40 TOS=0x08 PREC=0x20 TTL=243 ID=28706 TCP DPT=3389 WINDOW=1024 SYN 
Unauthorised access (Feb 16) SRC=89.144.47.246 LEN=40 TOS=0x08 PREC=0x20 TTL=243 ID=23437 TCP DPT=3389 WINDOW=1024 SYN
2020-02-20 06:59:00
111.231.87.204 attackbotsspam
Feb 20 00:03:29 dedicated sshd[7291]: Invalid user postgres from 111.231.87.204 port 50792
2020-02-20 07:03:38
122.51.49.32 attackspam
Feb 19 16:55:56 stark sshd[20137]: Failed password for invalid user administrator from 122.51.49.32 port 46644 ssh2
Feb 19 16:57:26 stark sshd[20144]: Invalid user gitlab-prometheus from 122.51.49.32
Feb 19 16:57:26 stark sshd[20144]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.49.32
Feb 19 16:57:27 stark sshd[20144]: Failed password for invalid user gitlab-prometheus from 122.51.49.32 port 60048 ssh2
2020-02-20 07:00:35
45.136.109.251 attackbots
Excessive Port-Scanning
2020-02-20 07:14:16
168.62.48.151 attack
Feb 19 22:57:03 MK-Soft-VM3 sshd[16893]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.62.48.151 
Feb 19 22:57:05 MK-Soft-VM3 sshd[16893]: Failed password for invalid user guest from 168.62.48.151 port 42278 ssh2
...
2020-02-20 07:17:17
51.83.138.87 attack
Feb 19 22:56:31 SilenceServices sshd[25921]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.83.138.87
Feb 19 22:56:33 SilenceServices sshd[25921]: Failed password for invalid user roger from 51.83.138.87 port 55802 ssh2
Feb 19 22:57:38 SilenceServices sshd[27237]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.83.138.87
2020-02-20 06:53:56
112.85.42.180 attackbotsspam
Brute-force attempt banned
2020-02-20 07:23:56
104.248.128.82 attackbotsspam
Feb 19 23:58:53 h1745522 sshd[11749]: Invalid user git from 104.248.128.82 port 33086
Feb 19 23:58:53 h1745522 sshd[11749]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.128.82
Feb 19 23:58:53 h1745522 sshd[11749]: Invalid user git from 104.248.128.82 port 33086
Feb 19 23:58:55 h1745522 sshd[11749]: Failed password for invalid user git from 104.248.128.82 port 33086 ssh2
Feb 20 00:01:10 h1745522 sshd[11971]: Invalid user ibpzxz from 104.248.128.82 port 54208
Feb 20 00:01:10 h1745522 sshd[11971]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.128.82
Feb 20 00:01:10 h1745522 sshd[11971]: Invalid user ibpzxz from 104.248.128.82 port 54208
Feb 20 00:01:11 h1745522 sshd[11971]: Failed password for invalid user ibpzxz from 104.248.128.82 port 54208 ssh2
Feb 20 00:03:22 h1745522 sshd[13314]: Invalid user centos from 104.248.128.82 port 47098
...
2020-02-20 07:04:50

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