What is ASN AS138435?

ASN AS138435 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS138435?

AS138435 is listed under YuetAu Network.

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.

AS138435 YuetAu Network | IPGeolocation.io

ASN Lookup Tool

YuetAu Network yuetau.net

HK 6 Routes

AS Data

AS138435

AS138435 – YuetAu Network

AS Number	138435
AS Name	YUETAU-AS-HK
Organization	YuetAu Network (org-yn5-ap)
Country	HK
Website	yuetau.net
Number of IPv4 Routes	1
Number of IPv6 Routes	5
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

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Use ASN data for AS138435 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a0e:46c4:2901::/48	AS138435	YuetAu Network	YuetAu Network / IPv6 / Hong Kong	~1×10²⁴
2a0e:46c4:2900::/48	AS138435	YuetAu Network	YuetAu Network / IPv6 / Global	~1×10²⁴
44.32.103.0/24	AS138435	YuetAu Network	Amateur Radio Digital Communications	256
2602:feda:d70::/48	AS138435	YuetAu Network	YuetAu Network	~1×10²⁴
2a0e:46c4:2903::/48	AS138435	YuetAu Network	YuetAu Network / IPv6 / Luxembourg	~1×10²⁴
2a0e:46c4:2902::/48	AS138435	YuetAu Network	YuetAu Network / IPv6 / Taiwan	~1×10²⁴

Raw Whois Response

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

% Information related to 'AS137530 - AS138553'

as-block:       AS137530 - AS138553
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:  2017-12-08T06:45:58Z
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 'AS138435'

% Abuse contact for 'AS138435' is 'abuse@yuetau.net'

aut-num:        AS138435
as-name:        YUETAU-AS-HK
descr:          YuetAu Network
country:        HK
org:            ORG-YN5-AP
sponsoring-org: ORG-ASL11-AP
admin-c:        YAY2-AP
tech-c:         YAY2-AP
abuse-c:        AY537-AP
mnt-routes:     MAINT-YUETAU
mnt-by:         APNIC-HM
mnt-irt:        IRT-YUETAU
last-modified:  2023-09-05T04:12:25Z
source:         APNIC

irt:            IRT-YUETAU
address:        Tai Po, NT, Hong Kong
e-mail:         network@yuetau.net
abuse-mailbox:  abuse@yuetau.net
admin-c:        YAY2-AP
tech-c:         YAY2-AP
auth:           # Filtered
remarks:        network@yuetau.net was validated on 2026-06-24
remarks:        abuse@yuetau.net was validated on 2026-06-24
mnt-by:         MAINT-YUETAU
last-modified:  2026-06-24T05:05:06Z
source:         APNIC

organisation:   ORG-YN5-AP
org-name:       YuetAu Network
org-type:       OTHER
address:        Tai Po, NT
country:        HK
phone:          +852 65870192
e-mail:         network@yuetau.net
admin-c:        YAY2-AP
tech-c:         YAY2-AP
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T04:12:24Z
source:         APNIC

role:           ABUSE YUETAU
country:        ZZ
address:        Tai Po, NT, Hong Kong
phone:          +000000000
e-mail:         network@yuetau.net
admin-c:        YAY2-AP
tech-c:         YAY2-AP
nic-hdl:        AY537-AP
remarks:        Generated from irt object IRT-YUETAU
remarks:        network@yuetau.net was validated on 2026-06-24
remarks:        abuse@yuetau.net was validated on 2026-06-24
abuse-mailbox:  abuse@yuetau.net
mnt-by:         APNIC-ABUSE
last-modified:  2026-06-27T03:22:01Z
source:         APNIC

person:         Yuet Au Yeung
address:        Tai Po, NT
country:        HK
phone:          +852 65870192
e-mail:         network@yuetau.net
nic-hdl:        YAY2-AP
mnt-by:         MAINT-YUETAU
last-modified:  2021-04-14T11:18:02Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-UK2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS137530 - AS138553",
    "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" : "2017-12-08",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS138435",
    "as_name" : "YUETAU-AS-HK",
    "description" : [ "YuetAu Network" ],
    "country" : "HK",
    "organization" : "ORG-YN5-AP",
    "sponsoring_organization" : "ORG-ASL11-AP",
    "admin_contacts" : [ "YAY2-AP" ],
    "tech_contacts" : [ "YAY2-AP" ],
    "abuse_contacts" : [ "AY537-AP" ],
    "mnt_irt" : [ "IRT-YUETAU" ],
    "mnt_routes" : [ "MAINT-YUETAU" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-YUETAU",
    "address" : [ "Tai Po, NT, Hong Kong" ],
    "city" : "Tai Po",
    "state" : "NT",
    "country" : "HONG KONG",
    "email" : [ "network@yuetau.net" ],
    "abuse_mailbox" : [ "abuse@yuetau.net" ],
    "admin_contacts" : [ "YAY2-AP" ],
    "tech_contacts" : [ "YAY2-AP" ],
    "remarks" : [ "network@yuetau.net was validated on 2026-06-24", "abuse@yuetau.net was validated on 2026-06-24" ],
    "mnt_by" : [ "MAINT-YUETAU" ],
    "date_updated" : "2026-06-24",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-YN5-AP",
    "name" : "YuetAu Network",
    "type" : "OTHER",
    "address" : [ "Tai Po, NT" ],
    "city" : "Tai Po",
    "state" : "NT",
    "country" : [ "HK" ],
    "email" : [ "network@yuetau.net" ],
    "phone" : [ "+852 65870192" ],
    "admin_contacts" : [ "YAY2-AP" ],
    "tech_contacts" : [ "YAY2-AP" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "YAY2-AP",
    "name" : "Yuet Au Yeung",
    "address" : [ "Tai Po, NT" ],
    "city" : "Tai Po",
    "state" : "NT",
    "country" : "HK",
    "email" : [ "network@yuetau.net" ],
    "phone" : [ "+852 65870192" ],
    "mnt_by" : [ "MAINT-YUETAU" ],
    "date_updated" : "2021-04-14",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "YAY2-AP",
    "name" : "Yuet Au Yeung",
    "address" : [ "Tai Po, NT" ],
    "city" : "Tai Po",
    "state" : "NT",
    "country" : "HK",
    "email" : [ "network@yuetau.net" ],
    "phone" : [ "+852 65870192" ],
    "mnt_by" : [ "MAINT-YUETAU" ],
    "date_updated" : "2021-04-14",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AY537-AP",
    "name" : "ABUSE YUETAU",
    "address" : [ "Tai Po, NT, Hong Kong" ],
    "city" : "Tai Po",
    "state" : "NT",
    "country" : "ZZ",
    "email" : [ "network@yuetau.net" ],
    "abuse_mailbox" : [ "abuse@yuetau.net" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "YAY2-AP" ],
    "tech_contacts" : [ "YAY2-AP" ],
    "remarks" : [ "Generated from irt object IRT-YUETAU", "network@yuetau.net was validated on 2026-06-24", "abuse@yuetau.net was validated on 2026-06-24" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-06-27",
    "source" : "APNIC",
    "addressCountry" : "HONG KONG"
  } ]
}

Peers

AS Number	Description	Country
AS209533	iFog GmbH	CH
AS147047	NEXET LIMITED	HK
AS44324	MoeDove LLC	US
AS20473	The Constant Company, LLC	US

Upstreams

AS Number	Description	Country
AS209533	iFog GmbH	CH
AS44324	MoeDove LLC	US
AS20473	The Constant Company, LLC	US

Downstreams

AS Number	Description	Country
AS147047	NEXET LIMITED	HK

Contacts

Email Contacts

network@yuetau.net

Abuse Contacts

abuse@yuetau.net