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: China

Internet Service Provider: China Unicom

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:
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '221.4.0.0 - 221.5.127.255'

% Abuse contact for '221.4.0.0 - 221.5.127.255' is 'hqs-ipabuse@chinaunicom.cn'

inetnum:        221.4.0.0 - 221.5.127.255
netname:        UNICOM-GD
descr:          China Unicom Guangdong province network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         RP181-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
remarks:        service provider
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP-GD
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2025-01-22T13:17:43Z
source:         APNIC

irt:            IRT-CU-CN
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
e-mail:         hqs-ipabuse@chinaunicom.cn
abuse-mailbox:  hqs-ipabuse@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
auth:           # Filtered
remarks:        hqs-ipabuse@chinaunicom.cn was validated on 2026-08-19
mnt-by:         MAINT-CNCGROUP
last-modified:  2026-08-19T00:57:22Z
source:         APNIC

role:           ABUSE CUCN
country:        ZZ
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
phone:          +000000000
e-mail:         hqs-ipabuse@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
nic-hdl:        AC1718-AP
remarks:        Generated from irt object IRT-CU-CN
remarks:        hqs-ipabuse@chinaunicom.cn was validated on 2026-08-19
abuse-mailbox:  hqs-ipabuse@chinaunicom.cn
mnt-by:         APNIC-ABUSE
last-modified:  2026-08-20T03:22:23Z
source:         APNIC

person:         ChinaUnicom Hostmaster
nic-hdl:        CH1302-AP
e-mail:         hqs-ipabuse@chinaunicom.cn
address:        No.21,Jin-Rong Street
address:        Beijing,100033
address:        P.R.China
phone:          +86-10-66259764
fax-no:         +86-10-66259764
country:        CN
mnt-by:         MAINT-CNCGROUP
last-modified:  2017-08-17T06:13:16Z
source:         APNIC

person:         runkeng pan
nic-hdl:        RP181-AP
e-mail:         gdipnoc@chinaunicom.cn
address:        XinShiKong Plaza,No 666 Huangpu Rd. Guangzhou 510627,China
phone:          +86-20-22214174
fax-no:         +86-20-22212266-4174
country:        CN
mnt-by:         MAINT-CNCGROUP-GD
last-modified:  2015-12-16T03:32:02Z
source:         APNIC

% Information related to '221.5.0.0/17AS17816'

route:          221.5.0.0/17
descr:          CNC Group CHINA169 Guangdong Province Network
country:        CN
origin:         AS17816
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2008-09-04T07:54:44Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 221.5.40.253
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 57702
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;221.5.40.253.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026102702 1800 900 604800 86400

;; Query time: 7 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Oct 28 13:32:09 CST 2026
;; MSG SIZE  rcvd: 105
Host info
Host 253.40.5.221.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 253.40.5.221.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
159.65.13.203 attack
Dec 13 18:07:41 ns381471 sshd[947]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.13.203
Dec 13 18:07:43 ns381471 sshd[947]: Failed password for invalid user demo from 159.65.13.203 port 51224 ssh2
2019-12-14 01:14:26
104.248.181.156 attackbotsspam
Too many connections or unauthorized access detected from Arctic banned ip
2019-12-14 01:14:44
61.177.172.128 attackbotsspam
Dec 13 18:15:18 icinga sshd[34001]: Failed password for root from 61.177.172.128 port 48614 ssh2
Dec 13 18:15:23 icinga sshd[34001]: Failed password for root from 61.177.172.128 port 48614 ssh2
Dec 13 18:15:28 icinga sshd[34001]: Failed password for root from 61.177.172.128 port 48614 ssh2
Dec 13 18:15:31 icinga sshd[34001]: Failed password for root from 61.177.172.128 port 48614 ssh2
...
2019-12-14 01:19:54
103.42.127.35 attackspam
1576252666 - 12/13/2019 16:57:46 Host: 103.42.127.35/103.42.127.35 Port: 445 TCP Blocked
2019-12-14 01:44:07
185.156.73.52 attackbots
12/13/2019-12:47:52.339803 185.156.73.52 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-12-14 01:50:25
27.54.163.10 attack
445/tcp
[2019-12-13]1pkt
2019-12-14 01:29:29
193.112.143.141 attackspam
Dec 13 18:29:07 legacy sshd[19745]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.112.143.141
Dec 13 18:29:10 legacy sshd[19745]: Failed password for invalid user weblogic from 193.112.143.141 port 57380 ssh2
Dec 13 18:34:09 legacy sshd[20031]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.112.143.141
...
2019-12-14 01:53:24
1.160.90.42 attack
23/tcp
[2019-12-13]1pkt
2019-12-14 01:26:37
99.79.36.9 attack
Honeypot hit.
2019-12-14 01:15:19
5.188.114.119 attackbots
Dec 13 17:57:59 lnxweb62 sshd[31499]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.188.114.119
2019-12-14 01:45:03
222.95.241.102 attackbotsspam
IP: 222.95.241.102
ASN: AS4134 No.31 Jin-rong Street
Port: Simple Mail Transfer 25
Found in one or more Blacklists
Date: 13/12/2019 5:29:03 PM UTC
2019-12-14 01:30:23
183.17.61.220 attackspambots
IP: 183.17.61.220
ASN: AS4134 No.31 Jin-rong Street
Port: Simple Mail Transfer 25
Found in one or more Blacklists
Date: 13/12/2019 5:29:01 PM UTC
2019-12-14 01:35:40
194.87.214.145 attackproxy
Used together with a subnet 194.67.192.0/19 to DDOS attack other computers.
2019-12-14 01:49:00
89.248.167.133 attackbots
Unauthorized SSH login attempts
2019-12-14 01:32:13
142.93.128.73 attackbotsspam
Dec 13 07:04:18 php1 sshd\[4435\]: Invalid user connor from 142.93.128.73
Dec 13 07:04:18 php1 sshd\[4435\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.128.73
Dec 13 07:04:20 php1 sshd\[4435\]: Failed password for invalid user connor from 142.93.128.73 port 33140 ssh2
Dec 13 07:09:48 php1 sshd\[5161\]: Invalid user kruithof from 142.93.128.73
Dec 13 07:09:48 php1 sshd\[5161\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.128.73
2019-12-14 01:19:05

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