ASN AS17433 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS17433?

AS17433 is listed under Hytron Network Services 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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AS17433 Hytron Network Services Limited

Hytron Network Services Limited hytron.io

HK 1 Routes

AS Data

AS17433

AS17433 – Hytron Network Services Limited

AS Number	17433
AS Name	HNSL-AS-AP
Organization	Hytron Network Services Limited (org-aa270-ap)
Country	HK
Website	hytron.io
Number of IPv4 Routes	0
Number of IPv6 Routes	1
ASN type	ISP
Registry	APNIC
Date Allocated	2024-02-23

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Use ASN data for AS17433 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2401:b60:e202::/48	AS17433	Hytron Network Services Limited	NET	~1×10²⁴

Raw Whois Response

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

% Information related to 'AS17408 - AS17651'

as-block:       AS17408 - AS17651
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:  2019-01-08T23:22:27Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
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:  2026-08-26T00:40:00Z
source:         APNIC

% Information related to 'AS17433'

% Abuse contact for 'AS17433' is 'abuse@hytron.io'

aut-num:        AS17433
as-name:        HNSL-AS-AP
descr:          Hytron Network Services Limited
country:        HK
org:            ORG-AA270-AP
admin-c:        HNSL1-AP
tech-c:         HNSL1-AP
abuse-c:        AH1463-AP
mnt-lower:      MAINT-HNSL-HK
mnt-routes:     MAINT-HNSL-HK
mnt-by:         APNIC-HM
mnt-irt:        IRT-HNSL-HK
last-modified:  2024-02-23T07:11:23Z
source:         APNIC

irt:            IRT-HNSL-HK
address:        RM 1805-06, 18/F, HOLLYWOOD, PLAZA, 610 NATHAN ROAD,, KOWLOON KOWLOON 000000
e-mail:         abuse@hytron.io
abuse-mailbox:  abuse@hytron.io
admin-c:        HNSL1-AP
tech-c:         HNSL1-AP
auth:           # Filtered
remarks:        abuse@hytron.io was validated on 2026-08-05
mnt-by:         MAINT-HNSL-HK
last-modified:  2026-08-05T18:58:23Z
source:         APNIC

organisation:   ORG-AA270-AP
org-name:       Hytron Network Services Limited
org-type:       LIR
country:        HK
address:        RM 1805-06, 18/F, HOLLYWOOD
address:        PLAZA, 610 NATHAN ROAD,
phone:          +85200000000
e-mail:         admin@hytron.io
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-05-25T13:07:29Z
source:         APNIC

role:           ABUSE HNSLHK
country:        ZZ
address:        RM 1805-06, 18/F, HOLLYWOOD, PLAZA, 610 NATHAN ROAD,, KOWLOON KOWLOON 000000
phone:          +000000000
e-mail:         abuse@hytron.io
admin-c:        HNSL1-AP
tech-c:         HNSL1-AP
nic-hdl:        AH1463-AP
remarks:        Generated from irt object IRT-HNSL-HK
remarks:        abuse@hytron.io was validated on 2026-08-05
abuse-mailbox:  abuse@hytron.io
mnt-by:         APNIC-ABUSE
last-modified:  2026-08-05T18:43:20Z
source:         APNIC

role:           Hytron Network Services Limited administrator
address:        RM 1805-06, 18/F, HOLLYWOOD, PLAZA, 610 NATHAN ROAD,, KOWLOON KOWLOON 000000
country:        HK
phone:          +8520000000
e-mail:         abuse@hytron.io
admin-c:        HNSL1-AP
tech-c:         HNSL1-AP
nic-hdl:        HNSL1-AP
mnt-by:         MAINT-HNSL-HK
last-modified:  2025-08-28T09:46:01Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS17408 - AS17651",
    "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" : "2019-01-08",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS17433",
    "as_name" : "HNSL-AS-AP",
    "description" : [ "Hytron Network Services Limited" ],
    "country" : "HK",
    "organization" : "ORG-AA270-AP",
    "admin_contacts" : [ "HNSL1-AP" ],
    "tech_contacts" : [ "HNSL1-AP" ],
    "abuse_contacts" : [ "AH1463-AP" ],
    "mnt_irt" : [ "IRT-HNSL-HK" ],
    "mnt_lower" : [ "MAINT-HNSL-HK" ],
    "mnt_routes" : [ "MAINT-HNSL-HK" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2024-02-23",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-HNSL-HK",
    "address" : [ "RM 1805-06, 18/F, HOLLYWOOD, PLAZA, 610 NATHAN ROAD,, KOWLOON KOWLOON 000000" ],
    "street" : "Nathan Road",
    "city" : "Kowloon",
    "state" : "KOWLOON",
    "zip_code" : "000000",
    "email" : [ "abuse@hytron.io" ],
    "abuse_mailbox" : [ "abuse@hytron.io" ],
    "admin_contacts" : [ "HNSL1-AP" ],
    "tech_contacts" : [ "HNSL1-AP" ],
    "remarks" : [ "abuse@hytron.io was validated on 2026-08-05" ],
    "mnt_by" : [ "MAINT-HNSL-HK" ],
    "date_updated" : "2026-08-05",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-AA270-AP",
    "name" : "Hytron Network Services Limited",
    "type" : "LIR",
    "address" : [ "RM 1805-06, 18/F, HOLLYWOOD", "PLAZA, 610 NATHAN ROAD," ],
    "street" : "Nathan Road",
    "country" : [ "HK" ],
    "email" : [ "admin@hytron.io" ],
    "phone" : [ "+85200000000" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2024-05-25",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "HNSL1-AP",
    "name" : "Hytron Network Services Limited administrator",
    "address" : [ "RM 1805-06, 18/F, HOLLYWOOD, PLAZA, 610 NATHAN ROAD,, KOWLOON KOWLOON 000000" ],
    "street" : "Nathan Road",
    "city" : "Kowloon",
    "state" : "KOWLOON",
    "zip_code" : "000000",
    "country" : "HK",
    "email" : [ "abuse@hytron.io" ],
    "phone" : [ "+8520000000" ],
    "admin_contacts" : [ "HNSL1-AP" ],
    "tech_contacts" : [ "HNSL1-AP" ],
    "mnt_by" : [ "MAINT-HNSL-HK" ],
    "date_updated" : "2025-08-28",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "HNSL1-AP",
    "name" : "Hytron Network Services Limited administrator",
    "address" : [ "RM 1805-06, 18/F, HOLLYWOOD, PLAZA, 610 NATHAN ROAD,, KOWLOON KOWLOON 000000" ],
    "street" : "Nathan Road",
    "city" : "Kowloon",
    "state" : "KOWLOON",
    "zip_code" : "000000",
    "country" : "HK",
    "email" : [ "abuse@hytron.io" ],
    "phone" : [ "+8520000000" ],
    "admin_contacts" : [ "HNSL1-AP" ],
    "tech_contacts" : [ "HNSL1-AP" ],
    "mnt_by" : [ "MAINT-HNSL-HK" ],
    "date_updated" : "2025-08-28",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AH1463-AP",
    "name" : "ABUSE HNSLHK",
    "address" : [ "RM 1805-06, 18/F, HOLLYWOOD, PLAZA, 610 NATHAN ROAD,, KOWLOON KOWLOON 000000" ],
    "street" : "Nathan Road",
    "city" : "Kowloon",
    "state" : "KOWLOON",
    "zip_code" : "000000",
    "country" : "ZZ",
    "email" : [ "abuse@hytron.io" ],
    "abuse_mailbox" : [ "abuse@hytron.io" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "HNSL1-AP" ],
    "tech_contacts" : [ "HNSL1-AP" ],
    "remarks" : [ "Generated from irt object IRT-HNSL-HK", "abuse@hytron.io was validated on 2026-08-05" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-08-05",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS209565	Shanghai Candy Rectangle Technology Co., Ltd.	CN
AS210738	Peng Chen	CN
AS58057	Securebit AG	CH
AS9505	Chunghwa Telecom Co., Ltd.	TW
AS2500	WIDE Project	JP
AS211759	Miku Network Technology Limited	HK
AS14537	Continent 8 LLC	US
AS2519	ARTERIA Networks Corporation	JP
AS4229	Zenlayer Inc	US
AS216211	CYBERVERSE LLC	US
AS214454	PoloNetwork Limited	HK
AS218694	TermRat Network Limited	HK
AS714	Apple Inc.	US
AS219300	Yan Xiangdong	CN
AS134823	Sky Digital Co., Ltd.	TW
AS32590	Valve Corporation	US
AS214661	ALICE NETWORKS LTD	GB
AS14829	Infinitron Internet LLC	US
AS58717	Summit Communications Limited	BD
AS394130	StealthByte Network LLC	US
AS213169	Catixs Ltd	GB
AS218643	MENGMENG NETWORK LLC	US
AS401443	WAP.AC LLC	US
AS210352	Yijia Xu	CN
AS213347	HongKong IRAY Technology Co., Ltd.	HK
AS138401	TupleTech Corporation	CN
AS15412	Global Cloud Xchange	GB
AS13696	NetFuture Technology LLC	US
AS211729	BAIYUEXIAO PROJECT	US
AS153771	Heptasky Hong Kong Limited	HK
AS219210	ZiMo Wang	CN
AS199406	Jin Han Shen trading as Yinyun Network Technology Studio	CN
AS214731	ETO Networks Limited	GB
AS399945	Aisanie Web Solution Inc	US
AS7720	Skywolf Technology LLC	US
AS6453	TATA COMMUNICATIONS AMERICA INC	US
AS51031	Anastasiia Hein	UA
AS55900	GLBB Japan KK	JP
AS212194	YUUSEI LTD	GB
AS209109	DataSphere H.K Limited	HK
AS10111	Zeofast Network	CN
AS63927	RISE ASIA TECHNOLOGY LIMITED	PH
AS7721	Qin Cloud Networks	HK
AS138997	Eons Data Communications Limited	HK
AS7713	Telekomunikasi Indonesia PT	ID
AS132139	VECLOUD LIMITED	HK
AS213605	Liu HaoRan	CN
AS132337	AXCLUSIVE PTE. LTD.	SG
AS135607	Infinivan Inc.	PH
AS152320	GOALNOW NETWORK TECHNOLOGY CO., LIMITED	HK
AS3491	PCCW Global HK Limited	HK
AS151407	Hytron Network Services Limited	HK
AS148982	Bijie Qiulin Information Technology	CN
AS9269	Hong Kong Broadband Network Limited	HK
AS199018	Xkrme Network LLC	US
AS204244	Xuanchen Xiang	CN
AS197528	Suibian Network LLC	VC
AS18403	FPT Telecom Company	VN
AS219332	Xiang Zhou	CN
AS9002	RETN Limited	GB

Upstreams

AS Number	Description	Country
AS24482	SG.GS	SG
AS6453	TATA COMMUNICATIONS AMERICA INC	US
AS9304	HGC Global Communications Limited	HK
AS150150	AISANIE DATA SERVICES LIMITED	HK
AS9498	Bharti Airtel Limited	IN
AS9002	RETN Limited	GB
AS9505	Chunghwa Telecom Co., Ltd.	TW
AS6939	Hurricane Electric LLC	US
AS138997	Eons Data Communications Limited	HK
AS7713	Telekomunikasi Indonesia PT	ID
AS8966	EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC	AE
AS174	Cogent Communications, LLC	US
AS24115	Equinix Asia Pacific Pte Ltd	SG
AS35280	F5 Networks SARL	FR
AS44324	MoeDove LLC	US
AS3491	PCCW Global HK Limited	HK
AS38008	Aperture Science Limited	HK
AS3356	Level 3 Parent, LLC	US
AS137409	GSL Networks Pty LTD	AU

Downstreams

AS Number	Description	Country
AS151338	POLONETWORK LIMITED	HK
AS210738	Peng Chen	CN
AS212336	ByteVirt LLC	US
AS211759	Miku Network Technology Limited	HK
AS215502	Xing Qingyu	CN
AS152848	asdf.hk	HK
AS214454	PoloNetwork Limited	HK
AS205008	Junqi Huang	CN
AS218694	TermRat Network Limited	HK
AS16926	KittyTransit LLC	US
AS219300	Yan Xiangdong	CN
AS204071	DEBEE NETWORK LIMITED	HK
AS150150	AISANIE DATA SERVICES LIMITED	HK
AS40929	MoeDove	US
AS214661	ALICE NETWORKS LTD	GB
AS401434	Hytron Network Services US LLC	US
AS13378	Qingye Cloud	US
AS202662	Hytron Network Services Limited	HK
AS202396	Zeng Yukai	CN
AS213169	Catixs Ltd	GB
AS218643	MENGMENG NETWORK LLC	US
AS210352	Yijia Xu	CN
AS401443	WAP.AC LLC	US
AS63888	DATA WING LIMITED	HK
AS63150	BAGE CLOUD LLC	US
AS213347	HongKong IRAY Technology Co., Ltd.	HK
AS138401	TupleTech Corporation	CN
AS13696	NetFuture Technology LLC	US
AS211729	BAIYUEXIAO PROJECT	US
AS153771	Heptasky Hong Kong Limited	HK
AS199406	Jin Han Shen trading as Yinyun Network Technology Studio	CN
AS219210	ZiMo Wang	CN
AS214731	ETO Networks Limited	GB
AS399945	Aisanie Web Solution Inc	US
AS7720	Skywolf Technology LLC	US
AS402279	Geoscry Network LLC	US
AS51031	Anastasiia Hein	UA
AS212194	YUUSEI LTD	GB
AS209109	DataSphere H.K Limited	HK
AS137897	PAN LIAN TECHNOLOGY CO., LIMITED	HK
AS216299	Yang Liuchang	CN
AS206098	Minh Duc Vo	VN
AS401776	IDC Cube	US
AS7721	Qin Cloud Networks	HK
AS23347	ZYC Network LLC	US
AS213605	Liu HaoRan	CN
AS152320	GOALNOW NETWORK TECHNOLOGY CO., LIMITED	HK
AS955	LSHIY LLC	US
AS214266	ZERODESK LTD	GB
AS151407	Hytron Network Services Limited	HK
AS148982	Bijie Qiulin Information Technology	CN
AS199018	Xkrme Network LLC	US
AS203888	USKVM LLC	US
AS218834	Kaixiang Nie	CN
AS36530	IDC Cube	US
AS204244	Xuanchen Xiang	CN
AS197528	Suibian Network LLC	VC
AS215355	ALICE NETWORKS LTD	GB
AS219332	Xiang Zhou	CN
AS219289	Jiang Songyang	CN

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