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: Germany

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 <<>> 81.210.138.189
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51444
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;81.210.138.189.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021301 1800 900 604800 86400

;; Query time: 57 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 14 04:18:59 CST 2025
;; MSG SIZE  rcvd: 107
Host info
189.138.210.81.in-addr.arpa domain name pointer 1311g-mx960-02-ae13-2055.hue.unity-media.net.
189.138.210.81.in-addr.arpa domain name pointer 1611a-mx960-02-ae16-2335.pow.unity-media.net.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
189.138.210.81.in-addr.arpa	name = 1311g-mx960-02-ae13-2055.hue.unity-media.net.
189.138.210.81.in-addr.arpa	name = 1611a-mx960-02-ae16-2335.pow.unity-media.net.

Authoritative answers can be found from:
Related IP info:
Related comments:
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54.38.81.106 attackspam
2019-12-17T14:03:50.071765  sshd[2731]: Invalid user xqwz from 54.38.81.106 port 43022
2019-12-17T14:03:50.085198  sshd[2731]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.81.106
2019-12-17T14:03:50.071765  sshd[2731]: Invalid user xqwz from 54.38.81.106 port 43022
2019-12-17T14:03:52.567730  sshd[2731]: Failed password for invalid user xqwz from 54.38.81.106 port 43022 ssh2
2019-12-17T14:09:32.230349  sshd[2846]: Invalid user auguste from 54.38.81.106 port 53572
...
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postfix
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2019-12-17 21:44:35

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