ASN AS4594 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4594?

AS4594 is listed under Internet Solutions 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?

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AS4594 Internet Solutions Limited

Internet Solutions Limited hkisl.net

HK 14 Routes

AS Data

AS4594

AS4594 – Internet Solutions Limited

AS Number	4594
AS Name	HKISL-ASN
Organization	Internet Solutions Limited (org-isl10-ap)
Country	HK
Website	hkisl.net
Number of IPv4 Routes	13
Number of IPv6 Routes	1
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS4594 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
43.225.100.0/24	AS4594	Internet Solutions Limited	ISL HK LTD	256
202.74.0.0/22	AS4594	Internet Solutions Limited	Internet Solutions Limited	1024
103.44.61.0/24	AS4594	Internet Solutions Limited	ISL HK LTD	256
103.224.20.0/24	AS4594	Internet Solutions Limited	Black Solution Limited	256
202.74.2.0/24	AS4594	Internet Solutions Limited	Internet Solutions Limited	256
43.225.102.0/24	AS4594	Internet Solutions Limited	ISL HK LTD	256
202.74.0.0/24	AS4594	Internet Solutions Limited	Internet Solutions Limited	256
43.225.100.0/22	AS4594	Internet Solutions Limited	ISL HK LTD	1024
2407:880::/32	AS4594	Internet Solutions Limited	ISL HK LTD	~79×10²⁷
43.225.103.0/24	AS4594	Internet Solutions Limited	ISL HK LTD	256

Raw Whois Response

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

% Information related to 'AS4594'

% Abuse contact for 'AS4594' is 'abuse-desk@hkisl.net'

aut-num:        AS4594
as-name:        HKISL-ASN
descr:          Internet Solutions Limited
country:        HK
mp-export:      afi any.unicast to AS-ANY announce AS4594:AS-ALL
org:            ORG-ISL10-AP
admin-c:        HN170-AP
tech-c:         NA188-AP
abuse-c:        AH826-AP
mnt-lower:      MAINT-AP-HKISL
mnt-routes:     MAINT-AP-HKISL
mnt-by:         APNIC-HM
mnt-irt:        IRT-HKISL-NON-HK
last-modified:  2020-05-20T02:06:26Z
source:         APNIC

irt:            IRT-HKISL-NON-HK
address:        Unit 1506
address:        Vanta Industrial Centre
address:        21-33 Tai Lin Pai Road
address:        Kwai Chung, New Territories, Hong Kong
e-mail:         abuse-desk@hkisl.net
abuse-mailbox:  abuse-desk@hkisl.net
admin-c:        HN170-AP
tech-c:         NA188-AP
auth:           # Filtered
remarks:        abuse-desk@hkisl.net was validated on 2026-03-29
mnt-by:         MAINT-AP-HKISL
last-modified:  2026-03-29T16:18:09Z
source:         APNIC

organisation:   ORG-ISL10-AP
org-name:       Internet Solutions Limited
org-type:       LIR
country:        HK
address:        Unit 1506, Vanta Industrial Centre
address:        21-33 Tai Lin Pai Road, Kwai Chung
phone:          +852-2710-9880
fax-no:         +852-2770-4631
e-mail:         abuse-desk@hkisl.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:15:20Z
source:         APNIC

role:           ABUSE HKISLNONHK
country:        ZZ
address:        Unit 1506
address:        Vanta Industrial Centre
address:        21-33 Tai Lin Pai Road
address:        Kwai Chung, New Territories, Hong Kong
phone:          +000000000
e-mail:         abuse-desk@hkisl.net
admin-c:        HN170-AP
tech-c:         NA188-AP
nic-hdl:        AH826-AP
remarks:        Generated from irt object IRT-HKISL-NON-HK
remarks:        abuse-desk@hkisl.net was validated on 2026-03-29
abuse-mailbox:  abuse-desk@hkisl.net
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-29T16:18:26Z
source:         APNIC

role:           Network Administrators
address:        Hong Kong
country:        HK
phone:          +852-2710-9880
fax-no:         +852-2770-4631
e-mail:         netadmins@hkisl.net
admin-c:        HN170-AP
tech-c:         HN170-AP
nic-hdl:        NA188-AP
mnt-by:         MAINT-AP-HKISL
last-modified:  2013-07-29T08:43:59Z
source:         APNIC

person:         Horace Ng
nic-hdl:        HN170-AP
e-mail:         horace@hkisl.net
address:        Unit 1506
address:        Vanta Industrial Centre
address:        21-33 Tai Lin Pai Road
address:        Kwai Chung, New Territories, Hong Kong
phone:          +852-2710-9880
fax-no:         +852-2770-4631
country:        HK
mnt-by:         MAINT-AP-HKISL
last-modified:  2014-11-21T05:38:49Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-UK2)



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       4594
ASName:         APNIC-4594
ASHandle:       AS4594
RegDate:        2002-07-31
Updated:        2009-10-08
Comment:        This AS number is not registered in the ARIN database.
Comment:        For details, refer to the APNIC Whois Database via
Comment:        WHOIS.APNIC.NET or http://wq.apnic.net/apnic-bin/whois.pl
Ref:            https://rdap.arin.net/registry/autnum/4594

ResourceLink:  https://apps.db.ripe.net/db-web-ui/query
ResourceLink:  whois.apnic.net


OrgName:        Asia Pacific Network Information Centre
OrgId:          APNIC
Address:        PO Box 3646
City:           South Brisbane
StateProv:      QLD
PostalCode:     4101
Country:        AU
RegDate:        
Updated:        2012-01-24
Ref:            https://rdap.arin.net/registry/entity/APNIC

ReferralServer:  whois://whois.apnic.net
ResourceLink:  http://wq.apnic.net/whois-search/static/search.html

OrgTechHandle: AWC12-ARIN
OrgTechName:   APNIC Whois Contact
OrgTechPhone:  +61 7 3858 3188 
OrgTechEmail:  search-apnic-not-arin@apnic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN

OrgAbuseHandle: AWC12-ARIN
OrgAbuseName:   APNIC Whois Contact
OrgAbusePhone:  +61 7 3858 3188 
OrgAbuseEmail:  search-apnic-not-arin@apnic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "aut_nums" : [ {
    "aut_num" : "AS4594",
    "as_name" : "HKISL-ASN",
    "description" : [ "Internet Solutions Limited" ],
    "country" : "HK",
    "mp_export" : [ "afi any.unicast to AS-ANY announce AS4594:AS-ALL" ],
    "organization" : "ORG-ISL10-AP",
    "admin_contacts" : [ "HN170-AP" ],
    "tech_contacts" : [ "NA188-AP" ],
    "abuse_contacts" : [ "AH826-AP" ],
    "mnt_irt" : [ "IRT-HKISL-NON-HK" ],
    "mnt_lower" : [ "MAINT-AP-HKISL" ],
    "mnt_routes" : [ "MAINT-AP-HKISL" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-05-20",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-HKISL-NON-HK",
    "address" : [ "Unit 1506", "Vanta Industrial Centre", "21-33 Tai Lin Pai Road", "Kwai Chung, New Territories, Hong Kong" ],
    "street" : "Tai Lin Pai Road Kwai",
    "city" : "Chung",
    "state" : "NEW TERRITORIES",
    "country" : "HONG KONG",
    "email" : [ "abuse-desk@hkisl.net" ],
    "abuse_mailbox" : [ "abuse-desk@hkisl.net" ],
    "admin_contacts" : [ "HN170-AP" ],
    "tech_contacts" : [ "NA188-AP" ],
    "remarks" : [ "abuse-desk@hkisl.net was validated on 2026-03-29" ],
    "mnt_by" : [ "MAINT-AP-HKISL" ],
    "date_updated" : "2026-03-29",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-ISL10-AP",
    "name" : "Internet Solutions Limited",
    "type" : "LIR",
    "address" : [ "Unit 1506, Vanta Industrial Centre", "21-33 Tai Lin Pai Road, Kwai Chung" ],
    "street" : "Tai Lin Pai Road Kwai Chung",
    "country" : [ "HK" ],
    "email" : [ "abuse-desk@hkisl.net" ],
    "phone" : [ "+852-2710-9880" ],
    "fax_no" : [ "+852-2770-4631" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "HN170-AP",
    "name" : "Horace Ng",
    "address" : [ "Unit 1506", "Vanta Industrial Centre", "21-33 Tai Lin Pai Road", "Kwai Chung, New Territories, Hong Kong" ],
    "street" : "Tai Lin Pai Road Kwai",
    "city" : "Chung",
    "state" : "NEW TERRITORIES",
    "country" : "HK",
    "email" : [ "horace@hkisl.net" ],
    "phone" : [ "+852-2710-9880" ],
    "fax_no" : [ "+852-2770-4631" ],
    "mnt_by" : [ "MAINT-AP-HKISL" ],
    "date_updated" : "2014-11-21",
    "source" : "APNIC",
    "addressCountry" : "HONG KONG"
  } ],
  "technical_contacts" : [ {
    "handle" : "NA188-AP",
    "name" : "Network Administrators",
    "address" : [ "Hong Kong" ],
    "country" : "HK",
    "email" : [ "netadmins@hkisl.net" ],
    "phone" : [ "+852-2710-9880" ],
    "fax_no" : [ "+852-2770-4631" ],
    "admin_contacts" : [ "HN170-AP" ],
    "tech_contacts" : [ "HN170-AP" ],
    "mnt_by" : [ "MAINT-AP-HKISL" ],
    "date_updated" : "2013-07-29",
    "source" : "APNIC",
    "addressCountry" : "HONG KONG"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AH826-AP",
    "name" : "ABUSE HKISLNONHK",
    "address" : [ "Unit 1506", "Vanta Industrial Centre", "21-33 Tai Lin Pai Road", "Kwai Chung, New Territories, Hong Kong" ],
    "street" : "Tai Lin Pai Road Kwai",
    "city" : "Chung",
    "state" : "NEW TERRITORIES",
    "country" : "ZZ",
    "email" : [ "abuse-desk@hkisl.net" ],
    "abuse_mailbox" : [ "abuse-desk@hkisl.net" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "HN170-AP" ],
    "tech_contacts" : [ "NA188-AP" ],
    "remarks" : [ "Generated from irt object IRT-HKISL-NON-HK", "abuse-desk@hkisl.net was validated on 2026-03-29" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-03-29",
    "source" : "APNIC",
    "addressCountry" : "HONG KONG"
  } ]
}

Peers

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS24482	SG.GS	SG
AS9930	TIME dotCom Berhad No. 14, Jalan Majistret U1/26 Hicom Glenmarie Industrial Park 40150 Shah Alam Selangor, Malaysia	MY
AS4635	Hong Kong Internet Exchange--Route Server 1	HK
AS9304	HGC Global Communications Limited	HK
AS137999	QUINTRON-SYSTEMS-LIMITED	HK
AS6939	Hurricane Electric LLC	US
AS32590	Valve Corporation	US
AS8359	MTS PJSC	RU
AS137999	QUINTRON SYSTEMS LIMITED	HK

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS9930	TT DOTCOM SDN BHD	MY
AS41095	IPTP LTD	GB
AS9304	HGC Global Communications Limited	HK
AS6939	Hurricane Electric LLC	US
AS8359	MTS PJSC	RU
AS4635	The Hong Kong Internet Exchange Limited	HK