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?

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.

AS17433 Hytron Network Services Limited

Hytron Network Services Limited hytron.io

HK 2 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	1
Number of IPv6 Routes	1
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2401:b60:e202::/48	AS17433	Hytron Network Services Limited	NET	~1×10²⁴
195.58.145.0/24	AS17433	Hytron Network Services Limited	Hytron Network Services Limited	256

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:        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 '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 is invalid
mnt-by:         MAINT-HNSL-HK
last-modified:  2026-07-15T13:08:10Z
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 is invalid
abuse-mailbox:  abuse@hytron.io
mnt-by:         APNIC-ABUSE
last-modified:  2026-07-15T13:09:50Z
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 is invalid" ],
    "mnt_by" : [ "MAINT-HNSL-HK" ],
    "date_updated" : "2026-07-15",
    "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 is invalid" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-07-15",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS210738	Peng Chen	CN
AS9505	Chunghwa Telecom Co., Ltd.	TW
AS2500	WIDE Project	JP
AS211759	Miku Network Technology Limited	HK
AS14537	Continent 8 LLC	US
AS4229	Zenlayer Inc	US
AS214454	PoloNetwork Limited	HK
AS207529	NYANLOLI LTD	GB
AS134823	Sky Digital Co., Ltd.	TW
AS32590	Valve Corporation	US
AS214661	ALICE NETWORKS LTD	GB
AS213169	Catixs Ltd	GB
AS394130	StealthByte Network LLC	US
AS401443	WAP.AC LLC	US
AS214266	Jannik Gosny	GB
AS138401	TupleTech Corporation	CN
AS213347	HongKong IRAY Technology Co., Ltd.	HK
AS209109	DataSphere (H.K) Limited	HK
AS211729	BAIYUEXIAO PROJECT	US
AS199406	Jin Han Shen trading as Yinyun Network Technology Studio	CN
AS153771	Heptasky Hong Kong Limited	HK
AS214731	ETO Networks Limited	GB
AS7720	Skywolf Technology LLC	US
AS6453	TATA COMMUNICATIONS AMERICA INC	US
AS142271	EWS DS Networks Inc	PH
AS45701	PT. Internet Madju Abad Milenindo	ID
AS212194	YUUSEI LTD	GB
AS209109	DataSphere H.K Limited	HK
AS7721	Qin Cloud Networks	HK
AS138997	Eons Data Communications Limited	HK
AS7713	Telekomunikasi Indonesia PT	ID
AS213605	Liu HaoRan	CN
AS209565	JIANYUELAB LTD	GB
AS152320	GOALNOW NETWORK TECHNOLOGY CO., LIMITED	HK
AS3491	PCCW Global HK Limited	HK
AS151407	Hytron Network Services Limited	HK
AS212890	ONEMAN NETWORK LIMITED	GB
AS148982	Bijie Qiulin Information Technology	CN
AS18403	FPT Telecom Company	VN
AS214478	Sakura Clouds LLC	US
AS9002	RETN Limited	GB
AS154648	TermRat Network Limited	CN
AS216056	Jingqiu Xu	CN
AS203843	WANG,XING KAI	TW
AS24115	Equinix	SG
AS150289	Sunyz Experimental Global Network	HK
AS62246	WJY Limited	GB
AS35280	F5 Networks SARL	FR
AS12198	JSMSR Network	US
AS204910	ORG SNL103 RIPE SUDATECH NETWORKS LIMITED	NL
AS401434	Hytron Network Services (US) LLC	US
AS62711	Maxwell Telecom LLC	US
AS12027	Hytron Network Services US LLC	US
AS3356	Level 3 Parent, LLC	US
AS132337	Axclusive	SG
AS49544	i3D.net B.V	NL
AS63927	RISE	HK
AS151338	POLONETWORK LIMITED	HK
AS137557	International gateway co., Ltd	TH
AS9498	Bharti Airtel Limited	IN

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
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
AS6939	Hurricane Electric LLC	US
AS212336	ByteVirt LLC	US
AS211759	Miku Network Technology Limited	HK
AS214454	PoloNetwork Limited	HK
AS16926	KittyTransit LLC	US
AS207529	NYANLOLI LTD	GB
AS204071	DEBEE NETWORK LIMITED	HK
AS150150	AISANIE DATA SERVICES LIMITED	HK
AS40929	MoeDove	US
AS401434	Hytron Network Services US LLC	US
AS13378	Qingye Cloud	US
AS214661	ALICE NETWORKS LTD	GB
AS202662	Hytron Network Services Limited	HK
AS202396	Zeng Yukai	CN
AS213169	Catixs Ltd	GB
AS394130	StealthByte Network LLC	US
AS401443	WAP.AC LLC	US
AS63888	DATA WING LIMITED	HK
AS63150	BAGE CLOUD LLC	US
AS138401	TupleTech Corporation	CN
AS213347	HongKong IRAY Technology Co., Ltd.	HK
AS211729	BAIYUEXIAO PROJECT	US
AS199406	Jin Han Shen trading as Yinyun Network Technology Studio	CN
AS153771	Heptasky Hong Kong Limited	HK
AS214731	ETO Networks Limited	GB
AS131539	Ningbo Zhuo Zhi Innovation Network Technology Co., Ltd	CN
AS7720	Skywolf Technology LLC	US
AS402279	Geoscry Network LLC	US
AS212194	YUUSEI LTD	GB
AS137897	PAN LIAN TECHNOLOGY CO., LIMITED	HK
AS209109	DataSphere H.K Limited	HK
AS216299	Yang Liuchang	CN
AS401776	IDC Cube	US
AS7721	Qin Cloud Networks	HK
AS153725	Tenonet Hangzhou Co Ltd	CN
AS23347	ZYC Network LLC	US
AS213605	Liu HaoRan	CN
AS151270	Sichuan Xiaoteyun Technology Co., Ltd	CN
AS209565	JIANYUELAB LTD	GB
AS213774	NANCYANDSYSROM LLC	US
AS152320	GOALNOW NETWORK TECHNOLOGY CO., LIMITED	HK
AS151407	Hytron Network Services Limited	HK
AS214266	ZERODESK LTD	GB
AS212890	ONEMAN NETWORK LIMITED	GB
AS148982	Bijie Qiulin Information Technology	CN
AS36530	IDC Cube	US
AS215355	ALICE NETWORKS LTD	GB
AS214478	Sakura Clouds LLC	US
AS214933	Bingxin Liu	CN
AS58062	w1n ltd	GB
AS216056	Jingqiu Xu	CN
AS203843	WANG,XING KAI	TW
AS51031	w1n ltd	GB
AS150289	Sunyz Experimental Global Network	HK
AS12198	JSMSR Network	US
AS204910	ORG SNL103 RIPE SUDATECH NETWORKS LIMITED	NL
AS62711	Maxwell Telecom LLC	US
AS12027	Hytron Network Services US LLC	US

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