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 <<>> 104.21.42.18
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 37756
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.18.			IN	A

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

;; Query time: 26 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:29:40 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 18.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 18.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
111.21.201.84 attackspambots
Unauthorized connection attempt detected from IP address 111.21.201.84 to port 23 [T]
2020-04-01 05:25:04
70.52.7.239 attackbotsspam
Automatic report - Port Scan Attack
2020-04-01 05:02:31
172.104.63.83 attackbotsspam
03/31/2020-16:24:29.793502 172.104.63.83 Protocol: 17 GPL EXPLOIT ntpdx overflow attempt
2020-04-01 04:53:26
49.88.112.76 attack
2020-04-01T07:51:52.029030luisaranguren sshd[1194149]: Failed password for root from 49.88.112.76 port 42720 ssh2
2020-04-01T07:51:55.479085luisaranguren sshd[1194149]: Failed password for root from 49.88.112.76 port 42720 ssh2
...
2020-04-01 05:07:20
180.177.77.98 attackbotsspam
Unauthorized connection attempt detected from IP address 180.177.77.98 to port 9530 [T]
2020-04-01 05:13:12
14.99.38.109 attackspambots
Mar 31 16:39:35 srv-ubuntu-dev3 sshd[104333]: Invalid user oracle from 14.99.38.109
Mar 31 16:39:35 srv-ubuntu-dev3 sshd[104333]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.99.38.109
Mar 31 16:39:35 srv-ubuntu-dev3 sshd[104333]: Invalid user oracle from 14.99.38.109
Mar 31 16:39:37 srv-ubuntu-dev3 sshd[104333]: Failed password for invalid user oracle from 14.99.38.109 port 2588 ssh2
Mar 31 16:39:35 srv-ubuntu-dev3 sshd[104333]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.99.38.109
Mar 31 16:39:35 srv-ubuntu-dev3 sshd[104333]: Invalid user oracle from 14.99.38.109
Mar 31 16:39:37 srv-ubuntu-dev3 sshd[104333]: Failed password for invalid user oracle from 14.99.38.109 port 2588 ssh2
Mar 31 16:39:39 srv-ubuntu-dev3 sshd[104333]: Failed password for invalid user oracle from 14.99.38.109 port 2588 ssh2
Mar 31 16:39:35 srv-ubuntu-dev3 sshd[104333]: pam_unix(sshd:auth): authentication failure; lognam
...
2020-04-01 05:06:15
103.100.209.172 attack
Brute force SMTP login attempted.
...
2020-04-01 04:58:08
119.139.198.156 attackbotsspam
1433/tcp
[2020-03-31]1pkt
2020-04-01 05:18:39
115.216.224.234 attackspambots
Unauthorised access (Mar 31) SRC=115.216.224.234 LEN=40 TTL=53 ID=481 TCP DPT=8080 WINDOW=10019 SYN 
Unauthorised access (Mar 31) SRC=115.216.224.234 LEN=40 TTL=53 ID=60952 TCP DPT=8080 WINDOW=10283 SYN 
Unauthorised access (Mar 31) SRC=115.216.224.234 LEN=40 TTL=53 ID=11128 TCP DPT=8080 WINDOW=64251 SYN 
Unauthorised access (Mar 31) SRC=115.216.224.234 LEN=40 TTL=53 ID=1210 TCP DPT=8080 WINDOW=10283 SYN
2020-04-01 05:20:34
110.182.62.120 attackspambots
Unauthorized connection attempt detected from IP address 110.182.62.120 to port 23 [T]
2020-04-01 05:25:31
117.50.7.159 attack
Unauthorized connection attempt detected from IP address 117.50.7.159 to port 4369 [T]
2020-04-01 05:19:52
103.59.126.3 attackbotsspam
Unauthorized connection attempt detected from IP address 103.59.126.3 to port 1433 [T]
2020-04-01 05:26:15
223.15.157.134 attackbotsspam
Unauthorized connection attempt detected from IP address 223.15.157.134 to port 23 [T]
2020-04-01 05:07:50
91.186.112.243 attackspambots
Honeypot attack, port: 445, PTR: host-91-186-112-243.bb.norilsk.mts.ru.
2020-04-01 04:55:30
218.201.82.168 attackspam
Unauthorized connection attempt detected from IP address 218.201.82.168 to port 80 [T]
2020-04-01 05:09:26

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