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: Netherlands (the)

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 <<>> 134.221.223.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 21962
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;134.221.223.21.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012501 1800 900 604800 86400

;; Query time: 38 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Jan 26 06:22:34 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 21.223.221.134.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.223.221.134.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.255.46.100 attackspambots
proto=tcp  .  spt=39673  .  dpt=25  .     (Found on   Blocklist de  Oct 22)     (5)
2019-10-23 07:22:58
119.27.178.70 attackspam
WordPress login Brute force / Web App Attack on client site.
2019-10-23 07:46:44
61.144.211.235 attackbotsspam
1433/tcp 1433/tcp 1433/tcp...
[2019-10-08/22]6pkt,1pt.(tcp)
2019-10-23 07:22:03
118.25.14.19 attack
SSH-BruteForce
2019-10-23 07:50:13
89.248.168.202 attackspambots
10/22/2019-18:47:56.235665 89.248.168.202 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2019-10-23 07:15:56
51.75.205.122 attackbots
Oct 22 23:50:10 MainVPS sshd[9224]: Invalid user calendar from 51.75.205.122 port 53334
Oct 22 23:50:10 MainVPS sshd[9224]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.205.122
Oct 22 23:50:10 MainVPS sshd[9224]: Invalid user calendar from 51.75.205.122 port 53334
Oct 22 23:50:11 MainVPS sshd[9224]: Failed password for invalid user calendar from 51.75.205.122 port 53334 ssh2
Oct 22 23:59:00 MainVPS sshd[9874]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.205.122  user=root
Oct 22 23:59:02 MainVPS sshd[9874]: Failed password for root from 51.75.205.122 port 35850 ssh2
...
2019-10-23 07:44:19
36.66.149.211 attackspambots
Invalid user postgres from 36.66.149.211 port 44558
2019-10-23 07:19:21
41.213.216.242 attackbots
Automatic report - Banned IP Access
2019-10-23 07:50:31
66.249.69.92 attackspambots
Automatic report - Banned IP Access
2019-10-23 07:34:57
86.190.32.78 attack
85/tcp 85/tcp
[2019-10-22]2pkt
2019-10-23 07:33:50
139.168.209.176 attackbotsspam
Oct 21 12:30:18 our-server-hostname postfix/smtpd[21362]: connect from unknown[139.168.209.176]
Oct 21 12:30:20 our-server-hostname sqlgrey: grey: new: 139.168.209.176(139.168.209.176), x@x -> x@x
Oct 21 12:30:20 our-server-hostname postfix/policy-spf[32002]: : Policy action=550 Please see hxxp://www.openspf.org/Why?s=mfrom;id=pauldunn%40orac.net.au;ip=139.168.209.176;r=mx1.cbr.spam-filtering-appliance 
Oct x@x
Oct 21 12:30:21 our-server-hostname postfix/smtpd[21362]: lost connection after DATA from unknown[139.168.209.176]
Oct 21 12:30:21 our-server-hostname postfix/smtpd[21362]: disconnect from unknown[139.168.209.176]
Oct 21 12:30:44 our-server-hostname postfix/smtpd[19351]: connect from unknown[139.168.209.176]
Oct 21 12:30:45 our-server-hostname sqlgrey: grey: new: 139.168.209.176(139.168.209.176), x@x -> x@x
Oct 21 12:30:45 our-server-hostname postfix/policy-spf[416]: : Policy action=550 Please see hxxp://www.openspf.org/Why?s=mfrom;id=pjg%40orac.net.au;ip=139.168........
-------------------------------
2019-10-23 07:21:50
121.7.25.96 attackbots
5432/tcp 8500/tcp
[2019-10-18/22]2pkt
2019-10-23 07:25:30
139.0.8.146 attackspambots
Oct 21 12:24:01 our-server-hostname postfix/smtpd[22841]: connect from unknown[139.0.8.146]
Oct 21 12:24:04 our-server-hostname sqlgrey: grey: new: 139.0.8.146(139.0.8.146), x@x -> x@x
Oct 21 12:24:04 our-server-hostname postfix/policy-spf[30372]: : Policy action=550 Please see hxxp://www.openspf.org/Why?s=mfrom;id=larouche%40apex.net.au;ip=139.0.8.146;r=mx1.cbr.spam-filtering-appliance 
Oct x@x
Oct 21 12:24:04 our-server-hostname postfix/smtpd[22841]: lost connection after DATA from unknown[139.0.8.1
.... truncated .... 

Oct 21 12:24:01 our-server-hostname postfix/smtpd[22841]: connect from unknown[139.0.8.146]
Oct 21 12:24:04 our-server-hostname sqlgrey: grey: new: 139.0.8.146(139.0.8.146), x@x -> x@x
Oct 21 12:24:04 our-server-hostname postfix/policy-spf[30372]: : Policy action=550 Please see hxxp://www.openspf.org/Why?s=mfrom;id=larouche%40apex.net.au;ip=139.0.8.146;r=mx1.cbr.spam-filtering-appliance 
Oct x@x
Oct 21 12:24:04 our-server-hostname postfix/smtpd[22841]........
-------------------------------
2019-10-23 07:26:31
210.192.94.6 attackspambots
23/tcp
[2019-10-22]1pkt
2019-10-23 07:38:08
193.112.91.90 attackspam
Oct 22 22:03:37 localhost sshd\[31637\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.112.91.90  user=root
Oct 22 22:03:38 localhost sshd\[31637\]: Failed password for root from 193.112.91.90 port 35440 ssh2
Oct 22 22:07:56 localhost sshd\[32097\]: Invalid user ez from 193.112.91.90 port 43208
2019-10-23 07:37:03

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