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: Calw

Region: Baden-Württemberg

Country: Germany

Internet Service Provider: Telekom

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 <<>> 91.55.81.157
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 41951
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;91.55.81.157.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025121401 1800 900 604800 86400

;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Dec 15 11:06:32 CST 2025
;; MSG SIZE  rcvd: 105
Host info
157.81.55.91.in-addr.arpa domain name pointer p5b37519d.dip0.t-ipconnect.de.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
157.81.55.91.in-addr.arpa	name = p5b37519d.dip0.t-ipconnect.de.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
156.199.27.237 attack
2020-04-13 10:21:52 plain_virtual_exim authenticator failed for ([127.0.0.1]) [156.199.27.237]: 535 Incorrect authentication data


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=156.199.27.237
2020-04-13 20:53:35
49.88.112.55 attackspam
2020-04-13T12:50:17.717685shield sshd\[3291\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.55  user=root
2020-04-13T12:50:19.648211shield sshd\[3291\]: Failed password for root from 49.88.112.55 port 20783 ssh2
2020-04-13T12:50:22.915351shield sshd\[3291\]: Failed password for root from 49.88.112.55 port 20783 ssh2
2020-04-13T12:50:26.062041shield sshd\[3291\]: Failed password for root from 49.88.112.55 port 20783 ssh2
2020-04-13T12:50:32.553073shield sshd\[3291\]: Failed password for root from 49.88.112.55 port 20783 ssh2
2020-04-13 20:59:15
198.108.66.222 attackspam
Honeypot attack, port: 81, PTR: worker-13.sfj.corp.censys.io.
2020-04-13 21:19:01
27.50.131.196 attack
Apr 13 18:20:28 our-server-hostname postfix/smtpd[29450]: connect from unknown[27.50.131.196]
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=27.50.131.196
2020-04-13 20:59:40
159.65.154.48 attackbotsspam
Report Port Scan: Events[3] countPorts[1]: 32675 ..
2020-04-13 20:54:25
50.244.37.249 attackspam
5x Failed Password
2020-04-13 21:01:02
42.230.66.126 attackspambots
Apr 13 18:20:37 our-server-hostname postfix/smtpd[3132]: connect from unknown[42.230.66.126]
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x
Apr x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=42.230.66.126
2020-04-13 21:07:14
201.148.160.237 attackspambots
Telnet/23 MH Probe, Scan, BF, Hack -
2020-04-13 21:34:10
211.193.60.137 attackbotsspam
Triggered by Fail2Ban at Ares web server
2020-04-13 21:20:23
129.211.82.237 attack
Invalid user samuel from 129.211.82.237 port 35258
2020-04-13 21:25:34
134.209.147.198 attackbots
Apr 13 10:57:22 web8 sshd\[9107\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.147.198  user=root
Apr 13 10:57:24 web8 sshd\[9107\]: Failed password for root from 134.209.147.198 port 50682 ssh2
Apr 13 11:01:58 web8 sshd\[11601\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.147.198  user=root
Apr 13 11:02:00 web8 sshd\[11601\]: Failed password for root from 134.209.147.198 port 59032 ssh2
Apr 13 11:06:28 web8 sshd\[13988\]: Invalid user vrich from 134.209.147.198
2020-04-13 20:55:49
81.198.117.110 attackspam
(sshd) Failed SSH login from 81.198.117.110 (LV/Latvia/-): 5 in the last 3600 secs
2020-04-13 20:56:37
104.248.121.67 attackbotsspam
Invalid user mailer from 104.248.121.67 port 36964
2020-04-13 20:58:44
106.14.211.77 attackbots
bruteforce detected
2020-04-13 21:30:08
190.190.3.84 attack
Honeypot attack, port: 81, PTR: 84-3-190-190.cab.prima.net.ar.
2020-04-13 21:05:37

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