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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.56.59
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 2502
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.56.59.			IN	A

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

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:26:43 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 59.56.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 59.56.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
221.232.187.156 attack
Brute force blocker - service: proftpd1 - aantal: 68 - Mon Jun 11 12:55:16 2018
2020-04-30 17:14:20
80.82.66.173 attackspambots
Brute force blocker - service: exim2 - aantal: 25 - Mon Jun 11 08:10:14 2018
2020-04-30 17:18:44
106.7.213.175 attack
Brute force blocker - service: proftpd1 - aantal: 46 - Sun Jun 10 09:15:15 2018
2020-04-30 17:27:32
123.20.12.187 attack
Brute force attempt
2020-04-30 17:23:46
61.140.232.154 attackspam
Brute force blocker - service: proftpd1 - aantal: 120 - Tue Jun 12 04:20:16 2018
2020-04-30 17:11:49
180.113.123.165 attackbots
lfd: (smtpauth) Failed SMTP AUTH login from 180.113.123.165 (-): 5 in the last 3600 secs - Sun Jun 10 01:14:32 2018
2020-04-30 17:40:13
42.52.91.105 attack
Honeypot attack, port: 5555, PTR: PTR record not found
2020-04-30 17:16:53
149.56.172.224 attackbotsspam
Apr 30 05:16:26 hcbbdb sshd\[2333\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip224.ip-149-56-172.net  user=root
Apr 30 05:16:28 hcbbdb sshd\[2333\]: Failed password for root from 149.56.172.224 port 37918 ssh2
Apr 30 05:19:21 hcbbdb sshd\[2627\]: Invalid user matt from 149.56.172.224
Apr 30 05:19:21 hcbbdb sshd\[2627\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip224.ip-149-56-172.net
Apr 30 05:19:22 hcbbdb sshd\[2627\]: Failed password for invalid user matt from 149.56.172.224 port 57092 ssh2
2020-04-30 17:24:32
218.63.72.113 attackspambots
Apr 30 11:20:15 debian-2gb-nbg1-2 kernel: \[10497333.549169\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=218.63.72.113 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=48 ID=15079 PROTO=TCP SPT=35408 DPT=23 WINDOW=38976 RES=0x00 SYN URGP=0
2020-04-30 17:34:40
133.242.52.96 attack
Too many connections or unauthorized access detected from Arctic banned ip
2020-04-30 17:41:41
139.199.34.54 attackspam
Apr 30 16:04:41 webhost01 sshd[21041]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.199.34.54
Apr 30 16:04:43 webhost01 sshd[21041]: Failed password for invalid user ratna from 139.199.34.54 port 30154 ssh2
...
2020-04-30 17:33:19
5.149.83.110 attackspambots
lfd: (smtpauth) Failed SMTP AUTH login from 5.149.83.110 (BA/Bosnia and Herzegovina/-): 5 in the last 3600 secs - Tue Jun 12 01:55:10 2018
2020-04-30 17:20:00
58.8.173.55 attackspambots
Honeypot attack, port: 445, PTR: ppp-58-8-173-55.revip2.asianet.co.th.
2020-04-30 17:05:14
112.227.120.66 attack
Brute force blocker - service: proftpd1 - aantal: 97 - Tue Jun 12 03:40:21 2018
2020-04-30 17:10:56
89.40.123.147 attack
lfd: (smtpauth) Failed SMTP AUTH login from 89.40.123.147 (host147-123-40-89.serverdedicati.aruba.it): 5 in the last 3600 secs - Sat Jun  9 10:16:31 2018
2020-04-30 17:35:24

Recently Reported IPs

104.21.56.58 220.242.230.73 104.21.56.60 104.21.56.61
104.21.56.65 104.21.56.66 228.129.184.146 104.21.56.68
104.21.56.7 104.21.56.71 104.21.56.72 fd00:0f01:0000:0000:0101:0000:0353:1f02
104.21.56.74 104.21.56.79 104.21.56.80 104.21.56.83
104.21.56.84 104.21.56.85 104.21.56.87 104.21.56.88