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: Ludwig-Maximilians-Universitaet Muenchen

Hostname: unknown

Organization: unknown

Usage Type: University/College/School

Comments:
Type Details Datetime
attackspam
From CCTV User Interface Log
...::ffff:138.246.253.5 - - [20/Mar/2020:09:06:43 +0000] "-" 400 179
...
2020-03-21 04:04:27
attack
138.246.253.5 - - [23/Feb/2020:12:13:07 -0500] "HEAD / HTTP/1.1" 500 - "-" "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.85 Safari/537.36"
2020-02-24 05:41:47
attackspambots
The IP has triggered Cloudflare WAF. CF-Ray: 54172b9bff56c29f | WAF_Rule_ID: 3b40188685924a32bf11d40edea05a27 | WAF_Kind: firewall | CF_Action: challenge | Country: DE | CF_IPClass: unknown | Protocol: HTTP/1.1 | Method: HEAD | Host: d.skk.moe | User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.85 Safari/537.36 | CF_DC: FRA. Report generated by Cloudflare-WAF-to-AbuseIPDB (https://github.com/SukkaW/Cloudflare-WAF-to-AbuseIPDB).
2019-12-08 03:48:13
attackspam
Open Proxy "PROMETHEUS" Node.
2019-11-04 18:34:33
attack
UTC: 2019-10-21 port: 443/tcp
2019-10-22 13:54:40
attack
firewall-block_invalid_GET_Request
2019-08-07 10:37:17
attack
scans system
2019-07-19 20:01:02
attack
firewall-block_invalid_GET_Request
2019-06-27 08:30:19
Comments on same subnet:
IP Type Details Datetime
138.246.253.15 attackspam
8 web app probes over 24 hour period.
2020-09-25 10:34:17
138.246.253.15 attackbots
CF RAY ID: 5ccfd7a5f8c6eda7 IP Class: unknown URI: /
2020-09-04 04:21:27
138.246.253.15 attack
Unauthorized connection attempt detected from IP address 138.246.253.15 to port 443 [T]
2020-09-03 20:03:51
138.246.253.7 attackbotsspam
 TCP (SYN) 138.246.253.7:49295 -> port 53, len 40
2020-08-13 01:56:06
138.246.253.15 attackbotsspam
CF RAY ID: 5be922ac2e11d44f IP Class: unknown URI: /
2020-08-06 23:50:03
138.246.253.15 attackspambots
Unauthorized connection attempt detected from IP address 138.246.253.15 to port 443
2020-06-24 00:44:02
138.246.253.15 attackspambots
138.246.253.15 - - [14/Apr/2020:15:20:12 +0200] "HEAD / HTTP/1.1" 400 3592 "-" "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.85 Safari/537.36"
2020-04-14 23:19:21
138.246.253.21 attackspambots
Port scan on 1 port(s): 53
2020-04-08 05:41:02
138.246.253.21 attack
Port scan on 1 port(s): 53
2020-03-31 23:58:37
138.246.253.15 attackbotsspam
port scan and connect, tcp 443 (https)
2020-03-05 15:32:29
138.246.253.10 attackspambots
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-19 22:38:30
138.246.253.21 attack
Port scan on 1 port(s): 53
2020-02-13 23:20:48
138.246.253.21 attack
Port scan on 1 port(s): 53
2020-01-20 15:52:05
138.246.253.21 attack
*Port Scan* detected from 138.246.253.21 (DE/Germany/planetlab21.net.in.tum.de). 5 hits in the last 270 seconds
2019-10-16 05:00:35
138.246.253.21 attackbotsspam
Port scan on 1 port(s): 53
2019-09-07 16:08:43
Whois info:
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Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 138.246.253.5
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 28729
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;138.246.253.5.			IN	A

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019052200 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Wed May 22 13:46:29 CST 2019
;; MSG SIZE  rcvd: 117

Host info
5.253.246.138.in-addr.arpa domain name pointer planetlab5.net.in.tum.de.
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

Non-authoritative answer:
5.253.246.138.in-addr.arpa	name = planetlab5.net.in.tum.de.

Authoritative answers can be found from:

Related IP info:
Related comments:
IP Type Details Datetime
45.184.69.77 attack
invalid user
2020-01-02 13:52:39
151.217.70.218 attack
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-01-02 14:24:29
201.209.225.67 attackbots
CloudCIX Reconnaissance Scan Detected, PTR: 201-209-225-67.genericrev.cantv.net.
2020-01-02 13:57:32
159.203.82.104 attackbotsspam
Jan  2 07:07:05 solowordpress sshd[3135]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.82.104  user=root
Jan  2 07:07:07 solowordpress sshd[3135]: Failed password for root from 159.203.82.104 port 51215 ssh2
...
2020-01-02 14:19:56
41.111.132.33 attackbots
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-01-02 14:23:08
45.58.123.178 attackspambots
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-01-02 14:07:31
218.104.204.101 attack
Jan  1 20:47:13 server sshd\[24989\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.104.204.101  user=sync
Jan  1 20:47:15 server sshd\[24989\]: Failed password for sync from 218.104.204.101 port 42842 ssh2
Jan  2 07:58:03 server sshd\[21252\]: Invalid user pgadmin from 218.104.204.101
Jan  2 07:58:03 server sshd\[21252\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.104.204.101 
Jan  2 07:58:05 server sshd\[21252\]: Failed password for invalid user pgadmin from 218.104.204.101 port 50504 ssh2
...
2020-01-02 14:08:02
36.90.177.163 attackbots
1577941076 - 01/02/2020 05:57:56 Host: 36.90.177.163/36.90.177.163 Port: 445 TCP Blocked
2020-01-02 14:13:55
167.99.104.28 attack
Automatic report - XMLRPC Attack
2020-01-02 14:45:57
150.117.19.146 attack
Brute forcing RDP port 3389
2020-01-02 13:58:45
200.89.178.198 attackbotsspam
Automatic report - XMLRPC Attack
2020-01-02 14:26:10
80.210.34.214 attackbots
Port scan on 1 port(s): 23
2020-01-02 14:25:22
78.47.96.91 attack
Fail2Ban Ban Triggered
2020-01-02 13:57:51
218.92.0.211 attack
Jan  2 06:33:13 MainVPS sshd[10908]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.211  user=root
Jan  2 06:33:15 MainVPS sshd[10908]: Failed password for root from 218.92.0.211 port 32054 ssh2
Jan  2 06:34:31 MainVPS sshd[13241]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.211  user=root
Jan  2 06:34:33 MainVPS sshd[13241]: Failed password for root from 218.92.0.211 port 44047 ssh2
Jan  2 06:35:54 MainVPS sshd[15948]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.211  user=root
Jan  2 06:35:56 MainVPS sshd[15948]: Failed password for root from 218.92.0.211 port 11655 ssh2
...
2020-01-02 13:52:55
78.197.114.196 attack
Port scan on 1 port(s): 22
2020-01-02 14:18:27

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