42.236.218.221

Basic Info

City: Zhengzhou

Region: Henan

Country: China

Internet Service Provider: China Unicom

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:

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Comments on same subnet:

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Whois info:

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

% Information related to '42.224.0.0 - 42.239.255.255'

% Abuse contact for '42.224.0.0 - 42.239.255.255' is 'hqs-ipabuse@chinaunicom.cn'

inetnum:        42.224.0.0 - 42.239.255.255
netname:        UNICOM-HA
descr:          China Unicom Henan province network
descr:          China Unicom
descr:          No.21,JiN-Rong Street,
descr:          Beijing 100033
country:        CN
admin-c:        CH1302-AP
tech-c:         WW444-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
remarks:        service provider
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP-HA
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2025-01-22T13:12:22Z
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:         Wei Wang
nic-hdl:        WW444-AP
e-mail:         abuse@public.zz.ha.cn
address:        #55 San Quan Road, Zhengzhou, Henan Provice
phone:          +86-371-65952358
fax-no:         +86-371-65968952
country:        CN
mnt-by:         MAINT-CNCGROUP-HA
last-modified:  2010-03-05T08:20:01Z
source:         APNIC

% Information related to '42.224.0.0/12AS4837'

route:          42.224.0.0/12
descr:          China Unicom Henan Province Network
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2011-03-02T05:24:03Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)

Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 42.236.218.221
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 56786
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;42.236.218.221.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026090900 1800 900 604800 86400

;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Sep 09 23:01:50 CST 2026
;; MSG SIZE  rcvd: 107

Host info

221.218.236.42.in-addr.arpa domain name pointer hn.kd.ny.adsl.

Nslookup info:

Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
221.218.236.42.in-addr.arpa	name = hn.kd.ny.adsl.

Authoritative answers can be found from:

Related IP info:

Related comments:

IP	Type	Details	Datetime
36.79.249.223	attackspambots	...	2020-05-20 16:27:48
182.122.67.13	attackbotsspam	May 20 17:32:43 web1 sshd[23235]: Invalid user qbd from 182.122.67.13 port 57962 May 20 17:32:43 web1 sshd[23235]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.122.67.13 May 20 17:32:43 web1 sshd[23235]: Invalid user qbd from 182.122.67.13 port 57962 May 20 17:32:45 web1 sshd[23235]: Failed password for invalid user qbd from 182.122.67.13 port 57962 ssh2 May 20 17:44:49 web1 sshd[26192]: Invalid user cbw from 182.122.67.13 port 39524 May 20 17:44:49 web1 sshd[26192]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.122.67.13 May 20 17:44:49 web1 sshd[26192]: Invalid user cbw from 182.122.67.13 port 39524 May 20 17:44:51 web1 sshd[26192]: Failed password for invalid user cbw from 182.122.67.13 port 39524 ssh2 May 20 17:49:09 web1 sshd[27268]: Invalid user vez from 182.122.67.13 port 37906 ...	2020-05-20 16:54:26
222.186.173.154	attack	SSH/22 MH Probe, BF, Hack -	2020-05-20 16:52:26
1.10.238.208	attack	May 20 09:49:15 vpn01 sshd[13703]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.10.238.208 May 20 09:49:17 vpn01 sshd[13703]: Failed password for invalid user Administrator from 1.10.238.208 port 58697 ssh2 ...	2020-05-20 16:45:41
192.236.147.104	attack	2020-05-20T08:49:33.280708hq.tia3.com postfix/smtpd[537697]: NOQUEUE: reject: RCPT from hwsrv-684282.hostwindsdns.com[192.236.147.104]: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table; from= to= proto=ESMTP helo= ...	2020-05-20 16:24:42
217.160.167.132	attackbotsspam	port scan and connect, tcp 80 (http)	2020-05-20 16:21:48
93.113.111.100	attack	[20/May/2020:09:49:05 +0200] Web-Request: "GET /wp-login.php", User-Agent: "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"	2020-05-20 16:58:01
2604:a880:800:a1::58:d001	attackspam	WordPress login Brute force / Web App Attack on client site.	2020-05-20 16:48:04
139.198.177.151	attack	May 20 08:02:58 *** sshd[18836]: Invalid user voe from 139.198.177.151	2020-05-20 16:41:56
139.199.25.110	attackspam	202. On May 18 2020 experienced a Brute Force SSH login attempt -> 1 unique times by 139.199.25.110.	2020-05-20 16:47:24
46.229.168.145	attackbots	(mod_security) mod_security (id:210730) triggered by 46.229.168.145 (US/United States/crawl17.bl.semrush.com): 5 in the last 3600 secs	2020-05-20 16:43:08
62.173.147.229	attackbots	[2020-05-20 04:01:49] NOTICE[1157][C-000071d5] chan_sip.c: Call from '' (62.173.147.229:49369) to extension '100501148585359043' rejected because extension not found in context 'public'. [2020-05-20 04:01:49] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-20T04:01:49.295-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="100501148585359043",SessionID="0x7f5f10385c48",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/62.173.147.229/49369",ACLName="no_extension_match" [2020-05-20 04:05:07] NOTICE[1157][C-000071d9] chan_sip.c: Call from '' (62.173.147.229:62859) to extension '100601148585359043' rejected because extension not found in context 'public'. [2020-05-20 04:05:07] SECURITY[1173] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-05-20T04:05:07.757-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="100601148585359043",SessionID="0x7f5f1051dd08",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAdd ...	2020-05-20 16:35:20
103.78.115.188	attackspam	1589960949 - 05/20/2020 09:49:09 Host: 103.78.115.188/103.78.115.188 Port: 445 TCP Blocked	2020-05-20 16:55:26
128.199.218.137	attackbotsspam	TCP (SYN) 128.199.218.137:56467 -> port 14160, len 44	2020-05-20 16:56:16
39.44.47.116	attack	SSH bruteforce more then 50 syn to 22 port per 10 seconds.	2020-05-20 16:49:17

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