ASN AS9735 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS9735?

AS9735 is listed under Hong Kong Domain Name Registration Company Limited.

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.

AS9735 Hong Kong Domain Name Registration Company Limited

ASN Lookup Tool

Hong Kong Domain Name Registration Company Limited hkdnr.hk

HK 7 Routes

AS Data

AS9735

AS9735 – Hong Kong Domain Name Registration Company Limited

AS Number	9735
AS Name	HKDNR-AS-AP
Organization	Hong Kong Domain Name Registration Company Limited (org-hkdn1-ap)
Country	HK
Website	hkdnr.hk
Number of IPv4 Routes	3
Number of IPv6 Routes	4
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

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Use ASN data for AS9735 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
203.119.2.0/25	AS9735	Hong Kong Domain Name Registration Company Limited	Hong Kong Domain Name Registration Company Limited	128
2001:dca:1000::/36	AS9735	Hong Kong Domain Name Registration Company Limited	Hong Kong Domain Name Registration Company Limited	~5×10²⁷
2001:dca:3000::/36	AS9735	Hong Kong Domain Name Registration Company Limited	Hong Kong Domain Name Registration Company Limited	~5×10²⁷
2001:dca:2000::/36	AS9735	Hong Kong Domain Name Registration Company Limited	Hong Kong Domain Name Registration Company Limited	~5×10²⁷
2001:dca:4000::/36	AS9735	Hong Kong Domain Name Registration Company Limited	Hong Kong Domain Name Registration Company Limited	~5×10²⁷
203.119.2.0/24	AS9735	Hong Kong Domain Name Registration Company Limited	Hong Kong Domain Name Registration Company Limited	256
203.119.87.0/24	AS9735	Hong Kong Domain Name Registration Company Limited	Hong Kong Domain Name Registration Company Limited	256

Raw Whois Response

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

% Information related to 'AS9249 - AS10239'

as-block:       AS9249 - AS10239
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:  2022-09-22T22:36:45Z
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 'AS9735'

% Abuse contact for 'AS9735' is 'technical@hkdnr.hk'

aut-num:        AS9735
as-name:        HKDNR-AS-AP
descr:          Hong Kong Domain Name Registration Co. Ltd
descr:          Provide Domain Name registration services in Hong Kong
country:        HK
import:         from AS9293 action pref=100; accept ANY
import:         from AS9381 action pref=100; accept ANY
export:         to AS9293 announce AS9735
export:         to AS9381 announce AS9735
org:            ORG-HKDN1-AP
admin-c:        BL747-AP
tech-c:         TH4-AP
abuse-c:        AH987-AP
notify:         ben.lee@hkdnr.hk
mnt-lower:      MAINT-HK-HKDNR1
mnt-routes:     MAINT-HK-HKDNR1
mnt-by:         APNIC-HM
mnt-irt:        IRT-HKDNR-HK
last-modified:  2020-07-08T01:39:15Z
source:         APNIC

irt:            IRT-HKDNR-HK
address:        Unit 501, Level 5, Core C, Cyberport 3, 100 Cyberport Road, Hong Kong
e-mail:         technical@hkdnr.hk
abuse-mailbox:  technical@hkdnr.hk
admin-c:        HH36-AP
tech-c:         TH4-AP
auth:           # Filtered
remarks:        technical@hkdnr.hk was validated on 2026-01-15
mnt-by:         MAINT-HK-HKDNR
last-modified:  2026-01-15T03:03:53Z
source:         APNIC

organisation:   ORG-HKDN1-AP
org-name:       Hong Kong Domain Name Registration Company Limited
org-type:       LIR
country:        HK
address:        Unit 501, Level 5, Core C, Cyberport 3,
address:        100 Cyberport Road,
phone:          +852-23191313
fax-no:         +852-23192626
e-mail:         enquiry@hkdnr.hk
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:56Z
source:         APNIC

role:           ABUSE HKDNRHK
country:        ZZ
address:        Unit 501, Level 5, Core C, Cyberport 3, 100 Cyberport Road, Hong Kong
phone:          +000000000
e-mail:         technical@hkdnr.hk
admin-c:        HH36-AP
tech-c:         TH4-AP
nic-hdl:        AH987-AP
remarks:        Generated from irt object IRT-HKDNR-HK
remarks:        technical@hkdnr.hk was validated on 2026-01-15
abuse-mailbox:  technical@hkdnr.hk
mnt-by:         APNIC-ABUSE
last-modified:  2026-01-15T03:04:10Z
source:         APNIC

person:         Ben Lee
nic-hdl:        BL747-AP
e-mail:         ben.lee@hkdnr.hk
address:        Unit 501, Level 5, Core C, Cyberport 3, 100 Cyberport Road, Hong Kong
phone:          +852-2319-3811
fax-no:         +852-2319-2626
country:        HK
mnt-by:         MAINT-HK-HKDNR1
last-modified:  2017-03-30T09:37:53Z
source:         APNIC

person:         Technical HKDNR
nic-hdl:        TH4-AP
e-mail:         technical@hkdnr.hk
address:        Unit 501, Level 5, Core C, Cyberport 3, 100 Cyberport Road, Hong Kong
phone:          +852-23191313
fax-no:         +852-23192626
country:        HK
mnt-by:         MAINT-HK-HKDNR
last-modified:  2017-03-30T09:38:13Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-JP1)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS9249 - AS10239",
    "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" : "2022-09-22",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS9735",
    "as_name" : "HKDNR-AS-AP",
    "description" : [ "Hong Kong Domain Name Registration Co. Ltd", "Provide Domain Name registration services in Hong Kong" ],
    "country" : "HK",
    "import" : [ "from AS9293 action pref=100; accept ANY", "from AS9381 action pref=100; accept ANY" ],
    "export" : [ "to AS9293 announce AS9735", "to AS9381 announce AS9735" ],
    "organization" : "ORG-HKDN1-AP",
    "admin_contacts" : [ "BL747-AP" ],
    "tech_contacts" : [ "TH4-AP" ],
    "abuse_contacts" : [ "AH987-AP" ],
    "notify" : [ "ben.lee@hkdnr.hk" ],
    "mnt_irt" : [ "IRT-HKDNR-HK" ],
    "mnt_lower" : [ "MAINT-HK-HKDNR1" ],
    "mnt_routes" : [ "MAINT-HK-HKDNR1" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-07-08",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-HKDNR-HK",
    "address" : [ "Unit 501, Level 5, Core C, Cyberport 3, 100 Cyberport Road, Hong Kong" ],
    "street" : "Cyberport Road",
    "city" : "Hong Kong",
    "email" : [ "technical@hkdnr.hk" ],
    "abuse_mailbox" : [ "technical@hkdnr.hk" ],
    "admin_contacts" : [ "HH36-AP" ],
    "tech_contacts" : [ "TH4-AP" ],
    "remarks" : [ "technical@hkdnr.hk was validated on 2026-01-15" ],
    "mnt_by" : [ "MAINT-HK-HKDNR" ],
    "date_updated" : "2026-01-15",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-HKDN1-AP",
    "name" : "Hong Kong Domain Name Registration Company Limited",
    "type" : "LIR",
    "address" : [ "Unit 501, Level 5, Core C, Cyberport 3,", "100 Cyberport Road," ],
    "street" : "Cyberport Road",
    "country" : [ "HK" ],
    "email" : [ "enquiry@hkdnr.hk" ],
    "phone" : [ "+852-23191313" ],
    "fax_no" : [ "+852-23192626" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "BL747-AP",
    "name" : "Ben Lee",
    "address" : [ "Unit 501, Level 5, Core C, Cyberport 3, 100 Cyberport Road, Hong Kong" ],
    "street" : "Cyberport Road",
    "city" : "Hong Kong",
    "country" : "HK",
    "email" : [ "ben.lee@hkdnr.hk" ],
    "phone" : [ "+852-2319-3811" ],
    "fax_no" : [ "+852-2319-2626" ],
    "mnt_by" : [ "MAINT-HK-HKDNR1" ],
    "date_updated" : "2017-03-30",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "TH4-AP",
    "name" : "Technical HKDNR",
    "address" : [ "Unit 501, Level 5, Core C, Cyberport 3, 100 Cyberport Road, Hong Kong" ],
    "street" : "Cyberport Road",
    "city" : "Hong Kong",
    "country" : "HK",
    "email" : [ "technical@hkdnr.hk" ],
    "phone" : [ "+852-23191313" ],
    "fax_no" : [ "+852-23192626" ],
    "mnt_by" : [ "MAINT-HK-HKDNR" ],
    "date_updated" : "2017-03-30",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AH987-AP",
    "name" : "ABUSE HKDNRHK",
    "address" : [ "Unit 501, Level 5, Core C, Cyberport 3, 100 Cyberport Road, Hong Kong" ],
    "street" : "Cyberport Road",
    "city" : "Hong Kong",
    "country" : "ZZ",
    "email" : [ "technical@hkdnr.hk" ],
    "abuse_mailbox" : [ "technical@hkdnr.hk" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "HH36-AP" ],
    "tech_contacts" : [ "TH4-AP" ],
    "remarks" : [ "Generated from irt object IRT-HKDNR-HK", "technical@hkdnr.hk was validated on 2026-01-15" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-01-15",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS9293	NTT Com Asia Limited	HK
AS9381	HKBN Enterprise Solutions HK Limited	HK
AS19551	Incapsula Inc	US

Upstreams

AS Number	Description	Country
AS19551	Incapsula Inc	US

Contacts

Email Contacts

technical@hkdnr.hk ben.lee@hkdnr.hk

Abuse Contacts

technical@hkdnr.hk