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: United States

Internet Service Provider: Hurricane Electric LLC

Hostname: unknown

Organization: Hurricane Electric LLC

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
proxy
VPN
2023-01-20 13:48:44
attack
Trying ports that it shouldn't be.
2020-09-21 00:58:16
attackspam
srvr2: (mod_security) mod_security (id:920350) triggered by 216.218.206.66 (US/-/scan-05.shadowserver.org): 1 in the last 600 secs; Ports: *; Direction: inout; Trigger: LF_MODSEC; Logs: 2020/09/20 06:42:43 [error] 271591#0: *241122 [client 216.218.206.66] ModSecurity: Access denied with code 406 (phase 2). Matched "Operator `Rx' with parameter `^[\d.:]+$' against variable `REQUEST_HEADERS:Host'  [redacted] [file "/etc/modsecurity.d/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "718"] [id "920350"] [rev ""] [msg "Host header is a numeric IP address"] [redacted] [severity "4"] [ver "OWASP_CRS/3.3.0"] [maturity "0"] [accuracy "0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "paranoia-level/1"] [tag "OWASP_CRS"] [tag "capec/1000/210/272"] [tag "PCI/6.5.10"] [redacted] [uri "/"] [unique_id "160057696317.653715"] [ref "o0,12v21,12"], client: 216.218.206.66, [redacted] request: "GET / HTTP/1.1" [redacted]
2020-09-20 16:53:38
attackspambots
1598264349 - 08/24/2020 12:19:09 Host: 216.218.206.66/216.218.206.66 Port: 8080 TCP Blocked
2020-08-24 18:22:57
attackbotsspam
port scan and connect, tcp 8443 (https-alt)
2020-07-22 14:31:12
attack
Unauthorized connection attempt detected from IP address 216.218.206.66 to port 21
2020-06-24 01:59:47
attackspambots
 TCP (SYN) 216.218.206.66:34362 -> port 548, len 44
2020-06-15 03:47:54
attack
 TCP (SYN) 216.218.206.66:39723 -> port 8443, len 44
2020-05-30 04:08:12
attack
Unauthorized connection attempt detected from IP address 216.218.206.66 to port 8080
2020-04-15 03:06:28
attackbotsspam
Unauthorized connection attempt detected from IP address 216.218.206.66 to port 7547
2020-03-17 20:57:22
attackspam
Unauthorized connection attempt detected from IP address 216.218.206.66 to port 3389 [J]
2020-03-02 23:22:22
attackbotsspam
Honeypot hit.
2020-02-21 02:47:28
attack
[Tue Feb 18 11:56:23.810022 2020] [:error] [pid 10903:tid 140080046835456] [client 216.218.206.66:15288] [client 216.218.206.66] ModSecurity: Access denied with code 403 (phase 2). Pattern match "^[\\\\d.:]+$" at REQUEST_HEADERS:Host. [file "/etc/modsecurity/owasp-modsecurity-crs-3.2.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "696"] [id "920350"] [msg "Host header is a numeric IP address"] [data "103.27.207.197"] [severity "WARNING"] [ver "OWASP_CRS/3.2.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "OWASP_CRS"] [tag "OWASP_CRS/PROTOCOL_VIOLATION/IP_HOST"] [tag "WASCTC/WASC-21"] [tag "OWASP_TOP_10/A7"] [tag "PCI/6.5.10"] [hostname "karangploso.jatim.bmkg.go.id"] [uri "/"] [unique_id "Xktud-wLZQD7iEbpTemn7gAAAU0"]
...
2020-02-18 14:46:00
attackbotsspam
Unauthorized connection attempt detected from IP address 216.218.206.66 to port 443 [J]
2020-02-06 15:57:33
attack
Unauthorized connection attempt detected from IP address 216.218.206.66 to port 389 [J]
2020-01-06 17:21:59
attackbots
Unauthorized connection attempt detected from IP address 216.218.206.66 to port 23
2019-12-31 21:35:42
attack
Unauthorized connection attempt detected from IP address 216.218.206.66 to port 3389
2019-12-29 19:09:52
attack
Unauthorized connection attempt detected from IP address 216.218.206.66 to port 8080
2019-12-29 02:10:53
attackbotsspam
389/tcp 5900/tcp 21/tcp...
[2019-10-02/12-03]31pkt,12pt.(tcp),1pt.(udp)
2019-12-03 13:48:16
attackbots
RDP brute force attack detected by fail2ban
2019-11-03 17:54:32
attackbotsspam
firewall-block, port(s): 500/udp
2019-09-30 19:38:20
attackbots
scan r
2019-09-20 11:25:39
attackspambots
Unauthorized SSH login attempts
2019-09-09 15:04:05
attackbotsspam
RDP brute force attack detected by fail2ban
2019-07-19 20:31:04
attackspam
firewall-block, port(s): 50075/tcp
2019-07-10 20:16:28
attack
6379/tcp 21/tcp 50070/tcp...
[2019-05-09/07-09]30pkt,13pt.(tcp),1pt.(udp),1proto
2019-07-09 18:21:14
attackbotsspam
Scanning random ports - tries to find possible vulnerable services
2019-07-01 04:36:28
attackspambots
1561253015 - 06/23/2019 03:23:35 Host: scan-05.shadowserver.org/216.218.206.66 Port: 500 UDP Blocked
2019-06-23 10:34:08
attack
firewall-block, port(s): 80/tcp
2019-06-22 22:26:00
Comments on same subnet:
IP Type Details Datetime
216.218.206.72 attackproxy
Vulnerability Scanner
2025-06-26 12:55:51
216.218.206.102 proxy
Vulnerability Scanner
2024-08-22 21:15:28
216.218.206.101 botsattackproxy
SMB bot
2024-06-19 20:50:36
216.218.206.125 attackproxy
Vulnerability Scanner
2024-04-25 21:28:54
216.218.206.55 spam
There is alot of spammers at uphsl.edu.ph aka a0800616@uphsl.edu.ph
2023-08-08 01:09:41
216.218.206.92 proxy
VPN
2023-01-23 13:58:39
216.218.206.126 proxy
Attack VPN
2022-12-08 13:51:17
216.218.206.90 attackproxy
ataque a router
2021-05-17 12:16:31
216.218.206.102 attackproxy
ataque a mi router
2021-05-17 12:12:18
216.218.206.86 attack
This IP has been trying for about a month (since then I noticed) to try to connect via VPN / WEB to the router using different accounts (admin, root, vpn, test, etc.). What does an ISP do in this situation?

May/06/2021 03:52:17 216.218.206.82 failed to get valid proposal.
May/06/2021 03:52:17 216.218.206.82 failed to pre-process ph1 packet (side: 1, status 1).
May/06/2021 03:52:17 216.218.206.82 phase1 negotiation failed.
2021-05-06 19:38:14
216.218.206.97 attack
Port scan: Attack repeated for 24 hours
2020-10-14 01:00:06
216.218.206.97 attackspam
srv02 Mass scanning activity detected Target: 1434(ms-sql-m) ..
2020-10-13 16:10:07
216.218.206.97 attackspambots
srv02 Mass scanning activity detected Target: 445(microsoft-ds) ..
2020-10-13 08:45:33
216.218.206.106 attack
UDP port : 500
2020-10-12 22:22:49
216.218.206.88 attackspam
 TCP (SYN) 216.218.206.88:47854 -> port 445, len 40
2020-10-11 02:41:09
Whois info:
b
Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 216.218.206.66
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 64661
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019040900 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.3#53(67.207.67.3)
;; WHEN: Tue Apr 09 19:17:19 +08 2019
;; MSG SIZE  rcvd: 118

Host info
66.206.218.216.in-addr.arpa is an alias for 66.64-26.206.218.216.in-addr.arpa.
66.64-26.206.218.216.in-addr.arpa domain name pointer scan-05.shadowserver.org.
Nslookup info:
Server:		67.207.67.3
Address:	67.207.67.3#53

Non-authoritative answer:
66.206.218.216.in-addr.arpa	canonical name = 66.64-26.206.218.216.in-addr.arpa.
66.64-26.206.218.216.in-addr.arpa	name = scan-05.shadowserver.org.

Authoritative answers can be found from:

Related IP info:
Related comments:
IP Type Details Datetime
37.49.231.104 attackbotsspam
10/03/2019-14:09:48.589899 37.49.231.104 Protocol: 6 ET CINS Active Threat Intelligence Poor Reputation IP group 33
2019-10-04 02:41:51
171.97.90.242 attack
Automatic report - Port Scan Attack
2019-10-04 02:45:00
185.176.27.118 attack
10/03/2019-14:08:06.765991 185.176.27.118 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-10-04 02:21:49
101.0.119.58 attackbots
abcdata-sys.de:80 101.0.119.58 - - \[03/Oct/2019:14:22:36 +0200\] "POST /xmlrpc.php HTTP/1.1" 301 441 "-" "WordPress"
www.goldgier.de 101.0.119.58 \[03/Oct/2019:14:22:37 +0200\] "POST /xmlrpc.php HTTP/1.1" 200 4484 "-" "WordPress"
2019-10-04 03:01:39
47.17.177.110 attackspam
Oct  3 08:45:55 eddieflores sshd\[26544\]: Invalid user rob from 47.17.177.110
Oct  3 08:45:55 eddieflores sshd\[26544\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ool-2f11b16e.dyn.optonline.net
Oct  3 08:45:58 eddieflores sshd\[26544\]: Failed password for invalid user rob from 47.17.177.110 port 45082 ssh2
Oct  3 08:52:01 eddieflores sshd\[27062\]: Invalid user kun from 47.17.177.110
Oct  3 08:52:01 eddieflores sshd\[27062\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ool-2f11b16e.dyn.optonline.net
2019-10-04 02:56:29
103.11.201.134 attackspam
ICMP MP Probe, Scan -
2019-10-04 02:23:19
103.11.200.134 attack
ICMP MP Probe, Scan -
2019-10-04 02:28:21
95.85.48.19 attackspam
ICMP MP Probe, Scan -
2019-10-04 02:39:28
143.204.199.197 attackspam
TCP Port: 443 _    invalid blocked  zen-spamhaus also rbldns-ru _  _ Client xx.xx.4.90 _ _ (441)
2019-10-04 02:47:48
190.221.50.90 attack
Lines containing failures of 190.221.50.90
Sep 30 07:20:17 ks3370873 sshd[13153]: Invalid user signature from 190.221.50.90 port 52753
Sep 30 07:20:17 ks3370873 sshd[13153]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.221.50.90
Sep 30 07:20:19 ks3370873 sshd[13153]: Failed password for invalid user signature from 190.221.50.90 port 52753 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=190.221.50.90
2019-10-04 02:57:36
106.12.27.130 attackspambots
Oct  3 18:38:10 DAAP sshd[30879]: Invalid user prova from 106.12.27.130 port 51414
Oct  3 18:38:10 DAAP sshd[30879]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.27.130
Oct  3 18:38:10 DAAP sshd[30879]: Invalid user prova from 106.12.27.130 port 51414
Oct  3 18:38:12 DAAP sshd[30879]: Failed password for invalid user prova from 106.12.27.130 port 51414 ssh2
Oct  3 18:43:03 DAAP sshd[30999]: Invalid user cb from 106.12.27.130 port 32950
...
2019-10-04 02:31:10
128.199.90.245 attackspambots
Oct  3 18:53:55 SilenceServices sshd[20407]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.90.245
Oct  3 18:53:58 SilenceServices sshd[20407]: Failed password for invalid user user from 128.199.90.245 port 43557 ssh2
Oct  3 18:59:24 SilenceServices sshd[21870]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.90.245
2019-10-04 02:40:46
138.197.195.52 attack
Oct  3 14:01:18 xtremcommunity sshd\[147856\]: Invalid user duser from 138.197.195.52 port 54718
Oct  3 14:01:18 xtremcommunity sshd\[147856\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.195.52
Oct  3 14:01:21 xtremcommunity sshd\[147856\]: Failed password for invalid user duser from 138.197.195.52 port 54718 ssh2
Oct  3 14:05:36 xtremcommunity sshd\[147978\]: Invalid user eloa123 from 138.197.195.52 port 39190
Oct  3 14:05:36 xtremcommunity sshd\[147978\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.195.52
...
2019-10-04 02:26:05
58.56.140.62 attackspambots
(sshd) Failed SSH login from 58.56.140.62 (-): 5 in the last 3600 secs
2019-10-04 02:59:44
111.231.226.12 attack
" "
2019-10-04 02:45:16

Recently Reported IPs

149.56.96.78 177.250.90.108 177.124.89.14 174.7.185.78
115.239.63.105 68.183.105.52 37.104.137.103 218.6.224.50
167.99.71.144 115.78.227.20 67.244.66.99 46.23.140.92
189.126.176.3 85.105.203.208 167.179.76.40 167.88.3.78
177.107.128.86 114.98.242.191 223.97.18.16 194.61.24.163