ASN AS4645 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4645?

AS4645 is listed under HKNet Co. Ltd..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS4645 HKNet Co. Ltd. | IPGeolocation.io

ASN Lookup Tool

HKNet Co. Ltd. hknet.com

HK 1 Routes

AS Data

AS4645

AS4645 – HKNet Co. Ltd.

AS Number	4645
AS Name	ASN-HKNET-AP
Organization	HKNet Co. Ltd. (org-hcl5-ap)
Country	HK
Website	hknet.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS4645 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
202.67.142.0/24	AS4645	HKNet Co. Ltd.	HKNet Co. Ltd.	256

Raw Whois Response

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

% Information related to 'AS4608 - AS4865'

as-block:       AS4608 - AS4865
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2019-05-20T03:52:26Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS4645'

% Abuse contact for 'AS4645' is 'abuse@hknet.com'

aut-num:        AS4645
as-name:        ASN-HKNET-AP
descr:          HKNet Co. Ltd
descr:          ISP
country:        HK
import:         from AS4635 accept ANY
import:         from AS2914 accept ANY
import:         from AS17888 accept ANY
export:         to AS4635 announce ANY
export:         to AS2914 announce ANY
export:         to AS17888 announce ANY
default:        to AS4635 networks ANY
default:        to AS2914 networks ANY
default:        to AS17888 networks ANY
org:            ORG-HCL5-AP
admin-c:        HN38-AP
admin-c:        HDB1-AP
tech-c:         HN38-AP
tech-c:         CM35-AP
abuse-c:        AH964-AP
notify:         tier2@ntt.com.hk
notify:         ie.ne@ntt.com.hk
mnt-lower:      MAINT-HKNET-NT
mnt-routes:     MAINT-HKNET-NT
mnt-by:         APNIC-HM
mnt-irt:        IRT-HKNET-HK
last-modified:  2024-09-19T06:47:20Z
source:         APNIC

irt:            IRT-HKNET-HK
address:        6 Chun Kwong Street
address:        Tseung Kwun O Industrial Estate
address:        6 Chun Kwong Street, Tseung Kwun O Industrial Estate
e-mail:         abuse@hknet.com
abuse-mailbox:  abuse@hknet.com
admin-c:        DA56-AP
tech-c:         RC429-AP
auth:           # Filtered
remarks:        abuse@hknet.com was validated on 2026-01-27
mnt-by:         MAINT-HKNET-NT
last-modified:  2026-01-27T16:01:31Z
source:         APNIC

organisation:   ORG-HCL5-AP
org-name:       HKNet Co. Ltd.
org-type:       LIR
country:        HK
address:        6 Chun Kwong Street
address:        Tseung Kwan O Industrial Estate
address:        Tseung Kwan O
phone:          +852-3793-0198
fax-no:         +852-2521-0081
e-mail:         cs@ntt.com.hk
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-03-25T12:59:31Z
source:         APNIC

role:           ABUSE HKNETHK
country:        ZZ
address:        6 Chun Kwong Street
address:        Tseung Kwun O Industrial Estate
address:        6 Chun Kwong Street, Tseung Kwun O Industrial Estate
phone:          +000000000
e-mail:         abuse@hknet.com
admin-c:        DA56-AP
tech-c:         RC429-AP
nic-hdl:        AH964-AP
remarks:        Generated from irt object IRT-HKNET-HK
remarks:        abuse@hknet.com was validated on 2026-01-27
abuse-mailbox:  abuse@hknet.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-01-27T16:01:58Z
source:         APNIC

person:         Cho Man Fai
address:        Room 3203
address:        Shun Tak East Center
address:        Central
address:        HK
country:        HK
phone:          +852-2110-3388
e-mail:         mfcho@hknet.com
nic-hdl:        CM35-AP
mnt-by:         MAINT-NEW
last-modified:  2008-09-04T07:29:19Z
source:         APNIC

person:         HKNET DNS Billing
address:        6, Chun Kwong Street,
address:        Tseung Kwun O Industrial Estate,
address:        Tseung Kwun O, N.T., HK
country:        HK
phone:          +852-3793-0198
e-mail:         dnsbill@hknet.com
nic-hdl:        HDB1-AP
mnt-by:         MAINT-HKNET-NT
last-modified:  2016-12-20T04:11:38Z
source:         APNIC

person:         HKNET NOC
address:        6 Chun Kwong Street,
address:        Tseung Kwun O Industrial Estate,
address:        Tseung Kwun O, N.T., HK
country:        HK
phone:          +852-3793-0198
e-mail:         noc@hknet.com
e-mail:         cs@ntt.com.hk
nic-hdl:        HN38-AP
mnt-by:         MAINT-HKNET-NT
last-modified:  2024-09-19T06:51:28Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS4608 - AS4865",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2019-05-20",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS4645",
    "as_name" : "ASN-HKNET-AP",
    "description" : [ "HKNet Co. Ltd", "ISP" ],
    "country" : "HK",
    "import" : [ "from AS4635 accept ANY", "from AS2914 accept ANY", "from AS17888 accept ANY" ],
    "export" : [ "to AS4635 announce ANY", "to AS2914 announce ANY", "to AS17888 announce ANY" ],
    "default" : [ "to AS4635 networks ANY", "to AS2914 networks ANY", "to AS17888 networks ANY" ],
    "organization" : "ORG-HCL5-AP",
    "admin_contacts" : [ "HN38-AP", "HDB1-AP" ],
    "tech_contacts" : [ "HN38-AP", "CM35-AP" ],
    "abuse_contacts" : [ "AH964-AP" ],
    "notify" : [ "tier2@ntt.com.hk", "ie.ne@ntt.com.hk" ],
    "mnt_irt" : [ "IRT-HKNET-HK" ],
    "mnt_lower" : [ "MAINT-HKNET-NT" ],
    "mnt_routes" : [ "MAINT-HKNET-NT" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2024-09-19",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-HKNET-HK",
    "address" : [ "6 Chun Kwong Street", "Tseung Kwun O Industrial Estate", "6 Chun Kwong Street, Tseung Kwun O Industrial Estate" ],
    "street" : "Chun Kwong Street",
    "city" : "Tseung",
    "email" : [ "abuse@hknet.com" ],
    "abuse_mailbox" : [ "abuse@hknet.com" ],
    "admin_contacts" : [ "DA56-AP" ],
    "tech_contacts" : [ "RC429-AP" ],
    "remarks" : [ "abuse@hknet.com was validated on 2026-01-27" ],
    "mnt_by" : [ "MAINT-HKNET-NT" ],
    "date_updated" : "2026-01-27",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-HCL5-AP",
    "name" : "HKNet Co. Ltd.",
    "type" : "LIR",
    "address" : [ "6 Chun Kwong Street", "Tseung Kwan O Industrial Estate", "Tseung Kwan O" ],
    "street" : "Chun Kwong Street",
    "city" : "Tseung Kwan O",
    "country" : [ "HK" ],
    "email" : [ "cs@ntt.com.hk" ],
    "phone" : [ "+852-3793-0198" ],
    "fax_no" : [ "+852-2521-0081" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2024-03-25",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "HN38-AP",
    "name" : "HKNET NOC",
    "address" : [ "6 Chun Kwong Street,", "Tseung Kwun O Industrial Estate,", "Tseung Kwun O, N.T., HK" ],
    "street" : "Chun Kwong Street",
    "city" : "Tseung",
    "country" : "HK",
    "email" : [ "noc@hknet.com", "cs@ntt.com.hk" ],
    "phone" : [ "+852-3793-0198" ],
    "mnt_by" : [ "MAINT-HKNET-NT" ],
    "date_updated" : "2024-09-19",
    "source" : "APNIC"
  }, {
    "handle" : "HDB1-AP",
    "name" : "HKNET DNS Billing",
    "address" : [ "6, Chun Kwong Street,", "Tseung Kwun O Industrial Estate,", "Tseung Kwun O, N.T., HK" ],
    "street" : "Chun Kwong Street",
    "city" : "Tseung",
    "country" : "HK",
    "email" : [ "dnsbill@hknet.com" ],
    "phone" : [ "+852-3793-0198" ],
    "mnt_by" : [ "MAINT-HKNET-NT" ],
    "date_updated" : "2016-12-20",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "HN38-AP",
    "name" : "HKNET NOC",
    "address" : [ "6 Chun Kwong Street,", "Tseung Kwun O Industrial Estate,", "Tseung Kwun O, N.T., HK" ],
    "street" : "Chun Kwong Street",
    "city" : "Tseung",
    "country" : "HK",
    "email" : [ "noc@hknet.com", "cs@ntt.com.hk" ],
    "phone" : [ "+852-3793-0198" ],
    "mnt_by" : [ "MAINT-HKNET-NT" ],
    "date_updated" : "2024-09-19",
    "source" : "APNIC"
  }, {
    "handle" : "CM35-AP",
    "name" : "Cho Man Fai",
    "address" : [ "Room 3203", "Shun Tak East Center", "Central", "HK" ],
    "street" : "Shun Tak East",
    "city" : "Center",
    "state" : "CENTRAL",
    "country" : "HK",
    "email" : [ "mfcho@hknet.com" ],
    "phone" : [ "+852-2110-3388" ],
    "mnt_by" : [ "MAINT-NEW" ],
    "date_updated" : "2008-09-04",
    "source" : "APNIC",
    "addressCountry" : "HK"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AH964-AP",
    "name" : "ABUSE HKNETHK",
    "address" : [ "6 Chun Kwong Street", "Tseung Kwun O Industrial Estate", "6 Chun Kwong Street, Tseung Kwun O Industrial Estate" ],
    "street" : "Chun Kwong Street",
    "city" : "Tseung",
    "country" : "ZZ",
    "email" : [ "abuse@hknet.com" ],
    "abuse_mailbox" : [ "abuse@hknet.com" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "DA56-AP" ],
    "tech_contacts" : [ "RC429-AP" ],
    "remarks" : [ "Generated from irt object IRT-HKNET-HK", "abuse@hknet.com was validated on 2026-01-27" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-01-27",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS9293	NTT Com Asia Limited	HK
AS4635	The Hong Kong Internet Exchange Limited	HK
AS17888	SingTel Hong Kong Limited	HK
AS2914	NTT America, Inc.	US

Upstreams

AS Number	Description	Country
AS9293	NTT Com Asia Limited	HK

Contacts

Email Contacts

cs@ntt.com.hk dnsbill@hknet.com mfcho@hknet.com

Abuse Contacts

abuse@hknet.com