IP.CC
Search
IP address details
AS4158
City University of Hong Kong ·
IP address details
AS4158
City University of Hong Kong ·
  • Summary IP.CC
  • Prefixes
  • Peers
  • Upstream
  • Downstream
  • Graphs
  • World Map
  • WHOIS Details
  • IX

Summary

  • As Number
    AS4158
  • Org Name
    City University of Hong Kong
  • Country
    Hong Kong
  • Country Code
    HK
  • Website
  • Regional Registry
    APNIC
  • Allocated Date
    1st August 2002
  • Allocated Status
    Allocated
  • Ipv4 Prefixes
    8
  • Ipv6 Prefixes
    1
  • Ipv4 Peers
    2
  • Ipv6 Peers
    1
  • Ipv4 Upstreams
    1
  • Ipv6 Upstreams
    1

Prefixes

There are 8 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
Hong Kong144.214.0.0/16
City University of Hong Kong
--APNIC
Hong Kong175.159.200.0/21
City University of Hong Kong
175.159.0.0/16APNIC
Hong Kong175.159.208.0/22
City University of Hong Kong
175.159.0.0/16APNIC
Hong Kong175.159.64.0/19
City University of Hong Kong
175.159.0.0/16APNIC
Hong Kong202.125.216.0/21
City University of Hong Kong
202.125.192.0/19APNIC
Hong Kong202.125.252.0/22
City University of Hong Kong
202.125.224.0/19APNIC
Hong Kong203.188.80.0/21
City University of Hong Kong
203.188.64.0/18APNIC
Hong Kong203.188.88.0/22
City University of Hong Kong
203.188.64.0/18APNIC
  • 1
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology

Peers

There are 2 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
Hong KongAS137207
Joint Universities Computer Centre Limited
false
Hong KongAS3662
Joint Universities Computer Centre Limited
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Upstream

There are 1 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
Hong KongAS3662
Joint Universities Computer Centre Limited
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Graphs

AS4158 Combined Upstream Graph AS4158 AS4158 AS3662 AS3662 AS4158->AS3662 AS17824 AS17824 AS3662->AS17824 AS6939 AS6939 AS3662->AS6939 AS3491 AS3491 AS17824->AS3491 AS7018 AS7018 AS6939->AS7018 AS2914 AS2914 AS6939->AS2914 AS2497 AS2497 AS6939->AS2497 AS3356 AS3356 AS6939->AS3356 AS701 AS701 AS6939->AS701 AS1239 AS1239 AS3491->AS1239 AS5511 AS5511 AS3491->AS5511 AS3491->AS7018 AS174 AS174 AS3491->AS174 AS1299 AS1299 AS3491->AS1299 AS3491->AS2914 AS3257 AS3257 AS3491->AS3257 AS3491->AS2497 AS3491->AS3356 AS6453 AS6453 AS3491->AS6453 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549
AS4158 Combined Upstream Graph AS4158 AS4158 AS3662 AS3662 AS4158->AS3662 AS17824 AS17824 AS3662->AS17824 AS6939 AS6939 AS3662->AS6939 AS3491 AS3491 AS17824->AS3491 AS7018 AS7018 AS6939->AS7018 AS2914 AS2914 AS6939->AS2914 AS2497 AS2497 AS6939->AS2497 AS3356 AS3356 AS6939->AS3356 AS701 AS701 AS6939->AS701 AS1239 AS1239 AS3491->AS1239 AS5511 AS5511 AS3491->AS5511 AS3491->AS7018 AS174 AS174 AS3491->AS174 AS1299 AS1299 AS3491->AS1299 AS3491->AS2914 AS3257 AS3257 AS3491->AS3257 AS3491->AS2497 AS3491->AS3356 AS6453 AS6453 AS3491->AS6453 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549

World Map

WHOIS Details

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

% Information related to 'AS4158'

% Abuse contact for 'AS4158' is '[email protected]'

aut-num: AS4158
as-name: CITYUNI-AS-AP
descr: City University of Hong Kong
country: HK
org: ORG-CUOH2-AP
admin-c: CUOH2-AP
tech-c: CUOH2-AP
abuse-c: AC2622-AP
mnt-lower: MAINT-HK-CITY-UNI
mnt-routes: MAINT-HK-CITY-UNI
mnt-by: APNIC-HM
mnt-irt: IRT-CITYUNI-NON-HK
last-modified: 2022-10-10T12:59:27Z
source: APNIC

irt: IRT-CITYUNI-NON-HK
address: Tat Chee Avenue, Kowloon,
address: Hong Kong
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: CUOH2-AP
tech-c: DOCS2-AP
auth: # Filtered
remarks: [email protected] was validated on 2024-08-14
mnt-by: MAINT-HK-CITY-UNI
last-modified: 2024-08-14T01:13:13Z
source: APNIC

organisation: ORG-CUOH2-AP
org-name: City University of Hong Kong
org-type: LIR
country: HK
address: Tat Chee Avenue,
address: Kowloon,
phone: +852-3442-7658
fax-no: +852-3442-0366
e-mail: [email protected]
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:17:24Z
source: APNIC

role: ABUSE CITYUNINONHK
country: ZZ
address: Tat Chee Avenue, Kowloon,
address: Hong Kong
phone: +000000000
e-mail: [email protected]
admin-c: CUOH2-AP
tech-c: DOCS2-AP
nic-hdl: AC2622-AP
remarks: Generated from irt object IRT-CITYUNI-NON-HK
remarks: [email protected] was validated on 2024-08-14
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-08-14T01:14:12Z
source: APNIC

role: City University of Hong Kong - Network Administrator
address: Tat Chee Avenue, Kowloon,
country: HK
phone: +852 3442 7658
e-mail: [email protected]
admin-c: CUOH2-AP
tech-c: CUOH2-AP
nic-hdl: CUOH2-AP
notify: [email protected]
mnt-by: MAINT-HK-CITY-UNI
last-modified: 2018-06-14T01:01:27Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US3)


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

% Information related to 'AS4158'

% Abuse contact for 'AS4158' is '[email protected]'

aut-num: AS4158
as-name: CITYUNI-AS-AP
descr: City University of Hong Kong
country: HK
org: ORG-CUOH2-AP
admin-c: CUOH2-AP
tech-c: CUOH2-AP
abuse-c: AC2622-AP
mnt-lower: MAINT-HK-CITY-UNI
mnt-routes: MAINT-HK-CITY-UNI
mnt-by: APNIC-HM
mnt-irt: IRT-CITYUNI-NON-HK
last-modified: 2022-10-10T12:59:27Z
source: APNIC

irt: IRT-CITYUNI-NON-HK
address: Tat Chee Avenue, Kowloon,
address: Hong Kong
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: CUOH2-AP
tech-c: DOCS2-AP
auth: # Filtered
remarks: [email protected] was validated on 2024-08-14
mnt-by: MAINT-HK-CITY-UNI
last-modified: 2024-08-14T01:13:13Z
source: APNIC

organisation: ORG-CUOH2-AP
org-name: City University of Hong Kong
org-type: LIR
country: HK
address: Tat Chee Avenue,
address: Kowloon,
phone: +852-3442-7658
fax-no: +852-3442-0366
e-mail: [email protected]
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:17:24Z
source: APNIC

role: ABUSE CITYUNINONHK
country: ZZ
address: Tat Chee Avenue, Kowloon,
address: Hong Kong
phone: +000000000
e-mail: [email protected]
admin-c: CUOH2-AP
tech-c: DOCS2-AP
nic-hdl: AC2622-AP
remarks: Generated from irt object IRT-CITYUNI-NON-HK
remarks: [email protected] was validated on 2024-08-14
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-08-14T01:14:12Z
source: APNIC

role: City University of Hong Kong - Network Administrator
address: Tat Chee Avenue, Kowloon,
country: HK
phone: +852 3442 7658
e-mail: [email protected]
admin-c: CUOH2-AP
tech-c: CUOH2-AP
nic-hdl: CUOH2-AP
notify: [email protected]
mnt-by: MAINT-HK-CITY-UNI
last-modified: 2018-06-14T01:01:27Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US3)


IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
IP.CC
Search
IP address details
AS4158
City University of Hong Kong ·
IP address details
AS4158
City University of Hong Kong ·

Summary

  • As Number
    AS4158
  • Org Name
    City University of Hong Kong
  • Country
    Hong Kong
  • Country Code
    HK
  • Website
  • Regional Registry
    APNIC
  • Allocated Date
    1st August 2002
  • Allocated Status
    Allocated
  • Ipv4 Prefixes
    8
  • Ipv6 Prefixes
    1
  • Ipv4 Peers
    2
  • Ipv6 Peers
    1
  • Ipv4 Upstreams
    1
  • Ipv6 Upstreams
    1

Prefixes

There are 8 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
Hong Kong144.214.0.0/16
City University of Hong Kong
--APNIC
Hong Kong175.159.200.0/21
City University of Hong Kong
175.159.0.0/16APNIC
Hong Kong175.159.208.0/22
City University of Hong Kong
175.159.0.0/16APNIC
Hong Kong175.159.64.0/19
City University of Hong Kong
175.159.0.0/16APNIC
Hong Kong202.125.216.0/21
City University of Hong Kong
202.125.192.0/19APNIC
Hong Kong202.125.252.0/22
City University of Hong Kong
202.125.224.0/19APNIC
Hong Kong203.188.80.0/21
City University of Hong Kong
203.188.64.0/18APNIC
Hong Kong203.188.88.0/22
City University of Hong Kong
203.188.64.0/18APNIC
  • 1
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology

Peers

There are 2 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
Hong KongAS137207
Joint Universities Computer Centre Limited
false
Hong KongAS3662
Joint Universities Computer Centre Limited
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Upstream

There are 1 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
Hong KongAS3662
Joint Universities Computer Centre Limited
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Downstream

There are 0 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
暂无数据
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Graphs

AS4158 Combined Upstream Graph AS4158 AS4158 AS3662 AS3662 AS4158->AS3662 AS17824 AS17824 AS3662->AS17824 AS6939 AS6939 AS3662->AS6939 AS3491 AS3491 AS17824->AS3491 AS7018 AS7018 AS6939->AS7018 AS2914 AS2914 AS6939->AS2914 AS2497 AS2497 AS6939->AS2497 AS3356 AS3356 AS6939->AS3356 AS701 AS701 AS6939->AS701 AS1239 AS1239 AS3491->AS1239 AS5511 AS5511 AS3491->AS5511 AS3491->AS7018 AS174 AS174 AS3491->AS174 AS1299 AS1299 AS3491->AS1299 AS3491->AS2914 AS3257 AS3257 AS3491->AS3257 AS3491->AS2497 AS3491->AS3356 AS6453 AS6453 AS3491->AS6453 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549
AS4158 Combined Upstream Graph AS4158 AS4158 AS3662 AS3662 AS4158->AS3662 AS17824 AS17824 AS3662->AS17824 AS6939 AS6939 AS3662->AS6939 AS3491 AS3491 AS17824->AS3491 AS7018 AS7018 AS6939->AS7018 AS2914 AS2914 AS6939->AS2914 AS2497 AS2497 AS6939->AS2497 AS3356 AS3356 AS6939->AS3356 AS701 AS701 AS6939->AS701 AS1239 AS1239 AS3491->AS1239 AS5511 AS5511 AS3491->AS5511 AS3491->AS7018 AS174 AS174 AS3491->AS174 AS1299 AS1299 AS3491->AS1299 AS3491->AS2914 AS3257 AS3257 AS3491->AS3257 AS3491->AS2497 AS3491->AS3356 AS6453 AS6453 AS3491->AS6453 AS209 AS209 AS3356->AS209 AS3549 AS3549 AS3356->AS3549

World Map

WHOIS Details

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

% Information related to 'AS4158'

% Abuse contact for 'AS4158' is '[email protected]'

aut-num: AS4158
as-name: CITYUNI-AS-AP
descr: City University of Hong Kong
country: HK
org: ORG-CUOH2-AP
admin-c: CUOH2-AP
tech-c: CUOH2-AP
abuse-c: AC2622-AP
mnt-lower: MAINT-HK-CITY-UNI
mnt-routes: MAINT-HK-CITY-UNI
mnt-by: APNIC-HM
mnt-irt: IRT-CITYUNI-NON-HK
last-modified: 2022-10-10T12:59:27Z
source: APNIC

irt: IRT-CITYUNI-NON-HK
address: Tat Chee Avenue, Kowloon,
address: Hong Kong
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: CUOH2-AP
tech-c: DOCS2-AP
auth: # Filtered
remarks: [email protected] was validated on 2024-08-14
mnt-by: MAINT-HK-CITY-UNI
last-modified: 2024-08-14T01:13:13Z
source: APNIC

organisation: ORG-CUOH2-AP
org-name: City University of Hong Kong
org-type: LIR
country: HK
address: Tat Chee Avenue,
address: Kowloon,
phone: +852-3442-7658
fax-no: +852-3442-0366
e-mail: [email protected]
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:17:24Z
source: APNIC

role: ABUSE CITYUNINONHK
country: ZZ
address: Tat Chee Avenue, Kowloon,
address: Hong Kong
phone: +000000000
e-mail: [email protected]
admin-c: CUOH2-AP
tech-c: DOCS2-AP
nic-hdl: AC2622-AP
remarks: Generated from irt object IRT-CITYUNI-NON-HK
remarks: [email protected] was validated on 2024-08-14
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-08-14T01:14:12Z
source: APNIC

role: City University of Hong Kong - Network Administrator
address: Tat Chee Avenue, Kowloon,
country: HK
phone: +852 3442 7658
e-mail: [email protected]
admin-c: CUOH2-AP
tech-c: CUOH2-AP
nic-hdl: CUOH2-AP
notify: [email protected]
mnt-by: MAINT-HK-CITY-UNI
last-modified: 2018-06-14T01:01:27Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US3)


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

% Information related to 'AS4158'

% Abuse contact for 'AS4158' is '[email protected]'

aut-num: AS4158
as-name: CITYUNI-AS-AP
descr: City University of Hong Kong
country: HK
org: ORG-CUOH2-AP
admin-c: CUOH2-AP
tech-c: CUOH2-AP
abuse-c: AC2622-AP
mnt-lower: MAINT-HK-CITY-UNI
mnt-routes: MAINT-HK-CITY-UNI
mnt-by: APNIC-HM
mnt-irt: IRT-CITYUNI-NON-HK
last-modified: 2022-10-10T12:59:27Z
source: APNIC

irt: IRT-CITYUNI-NON-HK
address: Tat Chee Avenue, Kowloon,
address: Hong Kong
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: CUOH2-AP
tech-c: DOCS2-AP
auth: # Filtered
remarks: [email protected] was validated on 2024-08-14
mnt-by: MAINT-HK-CITY-UNI
last-modified: 2024-08-14T01:13:13Z
source: APNIC

organisation: ORG-CUOH2-AP
org-name: City University of Hong Kong
org-type: LIR
country: HK
address: Tat Chee Avenue,
address: Kowloon,
phone: +852-3442-7658
fax-no: +852-3442-0366
e-mail: [email protected]
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:17:24Z
source: APNIC

role: ABUSE CITYUNINONHK
country: ZZ
address: Tat Chee Avenue, Kowloon,
address: Hong Kong
phone: +000000000
e-mail: [email protected]
admin-c: CUOH2-AP
tech-c: DOCS2-AP
nic-hdl: AC2622-AP
remarks: Generated from irt object IRT-CITYUNI-NON-HK
remarks: [email protected] was validated on 2024-08-14
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2024-08-14T01:14:12Z
source: APNIC

role: City University of Hong Kong - Network Administrator
address: Tat Chee Avenue, Kowloon,
country: HK
phone: +852 3442 7658
e-mail: [email protected]
admin-c: CUOH2-AP
tech-c: CUOH2-AP
nic-hdl: CUOH2-AP
notify: [email protected]
mnt-by: MAINT-HK-CITY-UNI
last-modified: 2018-06-14T01:01:27Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US3)


IX

Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
Country
IX
IPv4
IPv6
Port Speed
暂无数据
  • 1
What is an ASN?
Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.
IP.CC

An API to build on security, web personalization, marketing, and more

For the financial services sector and FinTech companies, IP.CC is an invaluable tool. Our clients in the financial industry love what we do, and we're excited to show you why.
IP.CC

Our IP Tools

Explore all toolsIP.CC
  • IP.CCPing

    Ping is a free tool to help you find IP addresses that can be pinged using the ICMP protocol. You can either lookup up an IP address or a CIDR block.

    Try PingIP.CC
  • IP.CCDNS

    DNS is a technique used to determine the hostname associated with an IP address. This is done searching hostname registry and registrar tables for PTR records.

    Try DNSIP.CC
  • IP.CCPort

    Port is a free tool for detecting open ports on your device. It automatically detects IP-address and scans your device, identifying open and vulnerable ports through which hackers.

    Try PortIP.CC
Frequently Asked Question