IP Address Information For 123.255.73.157
                IP address information can vary in different details, from the IP's server and datacenters, WHOIS information, all the way to geolocation and longitude/latitude coordinates, and 
        goes all the way to the IP address' network organization, IP ranges, appearance in DNSBL blacklists, and more.
                
        In this page we have collected a sample of information for the IP address 123.255.73.157.
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General information:
- IP Address: 123.255.73.157
 - DNS Hostname (PTR Record): No Hostname
 - DNS Nameservers: dns1.cuhk.edu.hk, dns2.cuhk.edu.hk
 - DNS Zone: 73.255.123.in-addr.arpa
 - Network route: 123.255.72.0/21
 - Network owner: The Chinese University of Hong Kong
 - ASN #: 3661
 - Part of range: 123.255.73.0/24
 
Geographic location:
- Country: Hong Kong - HK
 - City: Hong Kong
 - State/Region: Hong Kong
 - Longitude: 114.157692
 - Latitude: 22.285521
 - Timezone: +08:00
 
Location on the map:
                The IP address 123.255.73.157 originates in a datacenter located in Hong Kong, Hong Kong
            
        Network speed information:
                
                Average network speed for Hong Kong:
                
                
                - 
                        Mobile:,Download156.55MbpsUpload25.94Mbps
 - 
                        Broadband:,Download432.31MbpsUpload358.27Mbps
 
IP Address 123.255.73.157 WHOIS Information:
% [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to '123.255.64.0 - 123.255.87.255' % Abuse contact for '123.255.64.0 - 123.255.87.255' is 'noc-admin@cuhk.edu.hk' inetnum: 123.255.64.0 - 123.255.87.255 netname: CUHKNET descr: Information Technology Services Centre descr: The Chinese University of Hong Kong country: HK org: ORG-CUOH1-AP admin-c: NA17-AP tech-c: NT27-AP abuse-c: AC2019-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-CUHKNET-HK mnt-routes: MAINT-CUHKNET-HK mnt-irt: IRT-CUHKNET-HK last-modified: 2022-12-05T02:41:47Z source: APNIC irt: IRT-CUHKNET-HK address: Information Technology Services Centre, address: The Chinese University of Hong Kong, address: Shatin, N.T. address: Hong Kong e-mail: noc-admin@cuhk.edu.hk abuse-mailbox: noc-admin@cuhk.edu.hk admin-c: NA17-AP tech-c: NT27-AP auth: # Filtered remarks: noc-admin@cuhk.edu.hk was validated on 2025-05-07 mnt-by: MAINT-CUHKNET-HK last-modified: 2025-09-04T05:53:49Z source: APNIC organisation: ORG-CUOH1-AP org-name: The Chinese University of Hong Kong org-type: LIR country: HK address: Information Technology Service Centre address: G/F., Pi-Chiu Building phone: +852-3943-8848 fax-no: +852-2603-5001 e-mail: noc-admin@cuhk.edu.hk mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2023-09-05T02:14:42Z source: APNIC role: ABUSE CUHKNETHK country: ZZ address: Information Technology Services Centre, address: The Chinese University of Hong Kong, address: Shatin, N.T. address: Hong Kong phone: +000000000 e-mail: noc-admin@cuhk.edu.hk admin-c: NA17-AP tech-c: NT27-AP nic-hdl: AC2019-AP remarks: Generated from irt object IRT-CUHKNET-HK remarks: noc-admin@cuhk.edu.hk was validated on 2025-05-07 abuse-mailbox: noc-admin@cuhk.edu.hk mnt-by: APNIC-ABUSE last-modified: 2025-05-07T01:09:26Z source: APNIC person: Network Administration Contact address: Information Technology Services Centre, address: The Chinese University of Hong Kong, address: Shatin, N.T. address: Hong Kong country: HK phone: +852-3943-8830 fax-no: +852-2603-5001 e-mail: noc-admin@cuhk.edu.hk nic-hdl: NA17-AP notify: noc-admin@cuhk.edu.hk mnt-by: MAINT-CUHKNET-HK last-modified: 2012-09-19T01:45:32Z source: APNIC person: Network Technical Contact address: Information Technology Services Centre, address: The Chinese University of Hong Kong, address: Shatin, N.T. address: Hong Kong country: HK phone: +852-3943-8830 fax-no: +852-2603-5001 e-mail: noc-tech@cuhk.edu.hk nic-hdl: NT27-AP notify: noc-tech@cuhk.edu.hk mnt-by: MAINT-CUHKNET-HK last-modified: 2012-09-19T01:46:08Z source: APNIC % Information related to '123.255.64.0/21AS3661' route: 123.255.64.0/21 descr: The Chinese University of Hong Kong origin: AS3661 mnt-by: MAINT-CUHKNET-HK last-modified: 2015-03-23T10:46:15Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-UK2)
Reputation information:
- Sender score: None - IP doesnt send emails
 
Blacklists information:
- Listed in Spamhaus: no
 - Listed in Barracuda: no
 - Listed in Spamcop: no
 - More blacklists: Full blacklists test on 123.255.73.157