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 '39.64.0.0 - 39.95.255.255'

% Abuse contact for '39.64.0.0 - 39.95.255.255' is 'hqs-ipabuse@chinaunicom.cn'

inetnum:        39.64.0.0 - 39.95.255.255
netname:        UNICOM-SD
descr:          China Unicom Shandong province network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         XZ14-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
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
mnt-lower:      MAINT-CNCGROUP-SD
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2025-01-22T13:20:18Z
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:         XIAOFENG ZHANG
nic-hdl:        XZ14-AP
e-mail:         ip@pub.sd.cninfo.net
address:        Jinan,Shandong P.R China
phone:          +86-531-6666666
fax-no:         +86-531-6666666
country:        CN
mnt-by:         MAINT-ZXF
last-modified:  2008-09-04T07:29:35Z
source:         APNIC

% Information related to '39.64.0.0/11AS4837'

route:          39.64.0.0/11
descr:          China Unicom Shandong Province Network
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2011-04-22T06:46:01Z
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 <<>> 39.73.136.210
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 41007
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;39.73.136.210.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026101201 1800 900 604800 86400

;; Query time: 27 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Oct 13 13:31:35 CST 2026
;; MSG SIZE  rcvd: 106
Host info
Host 210.136.73.39.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 210.136.73.39.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
218.92.0.224 attackspambots
Jun 21 11:55:28 vpn01 sshd[9899]: Failed password for root from 218.92.0.224 port 44352 ssh2
Jun 21 11:55:40 vpn01 sshd[9899]: error: maximum authentication attempts exceeded for root from 218.92.0.224 port 44352 ssh2 [preauth]
...
2020-06-21 18:09:18
118.24.90.64 attackspam
"fail2ban match"
2020-06-21 17:55:07
49.159.38.242 attack
Port probing on unauthorized port 23
2020-06-21 18:01:24
106.13.60.222 attack
2020-06-21T11:47:22+0200 Failed SSH Authentication/Brute Force Attack. (Server 5)
2020-06-21 17:55:32
212.70.149.18 attackbotsspam
2020-06-20 12:19:05 dovecot_login authenticator failed for \(User\) \[212.70.149.18\]: 535 Incorrect authentication data \(set_id=contacto@no-server.de\)
2020-06-20 12:19:41 dovecot_login authenticator failed for \(User\) \[212.70.149.18\]: 535 Incorrect authentication data \(set_id=cont@no-server.de\)
2020-06-20 12:19:52 dovecot_login authenticator failed for \(User\) \[212.70.149.18\]: 535 Incorrect authentication data \(set_id=cont@no-server.de\)
2020-06-20 12:20:08 dovecot_login authenticator failed for \(User\) \[212.70.149.18\]: 535 Incorrect authentication data \(set_id=cont@no-server.de\)
2020-06-20 12:20:24 dovecot_login authenticator failed for \(User\) \[212.70.149.18\]: 535 Incorrect authentication data \(set_id=consultants@no-server.de\)
...
2020-06-21 18:03:27
185.165.169.168 attackspam
SSH bruteforce
2020-06-21 18:17:47
77.42.29.77 attack
20/6/21@01:12:20: FAIL: Alarm-Network address from=77.42.29.77
...
2020-06-21 18:05:34
87.251.74.45 attackspambots
 TCP (SYN) 87.251.74.45:54314 -> port 12671, len 44
2020-06-21 18:10:25
106.12.209.81 attackspambots
SSH Bruteforce attack
2020-06-21 17:51:46
14.231.197.178 attackspam
...
2020-06-21 18:04:00
109.184.211.101 attack
0,44-05/22 [bc02/m08] PostRequest-Spammer scoring: berlin
2020-06-21 18:10:09
51.77.215.227 attackspam
Jun 21 03:19:01 Host-KLAX-C sshd[7954]: Disconnected from invalid user rosana 51.77.215.227 port 57412 [preauth]
...
2020-06-21 18:29:44
106.12.126.208 attack
2020-06-21T07:42:04.910048snf-827550 sshd[4435]: Invalid user qma from 106.12.126.208 port 44730
2020-06-21T07:42:06.284123snf-827550 sshd[4435]: Failed password for invalid user qma from 106.12.126.208 port 44730 ssh2
2020-06-21T07:45:19.358928snf-827550 sshd[4446]: Invalid user daniel from 106.12.126.208 port 49158
...
2020-06-21 18:05:02
45.227.255.4 attack
[MK-VM4] SSH login failed
2020-06-21 18:24:35
218.92.0.251 attack
Jun 21 12:07:16 santamaria sshd\[8432\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.251  user=root
Jun 21 12:07:17 santamaria sshd\[8432\]: Failed password for root from 218.92.0.251 port 61217 ssh2
Jun 21 12:07:33 santamaria sshd\[8434\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.251  user=root
...
2020-06-21 18:12:35

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