133905 LAYER-AS Layerstack Limited, HK
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS6939 HURRICANE - Hurricane Electric LLC, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 51971 AS133905 ORIGIN Originate: 512 /23.00 Transit: 0 /0.00 LAYER-AS Layerstack Limited, HK
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 24957 AS133905 LAYER-AS Layerstack Limited, HK 2 2 1 1 1 50.00% Prefix AS Path Aggregation Suggestion 43.228.216.0/23 4777 6939 133905 + Announce - aggregate of 43.228.216.0/24 (4777 6939 133905) and 43.228.217.0/24 (4777 6939 133905) 43.228.216.0/24 4777 6939 133905 - Withdrawn - aggregated with 43.228.217.0/24 (4777 6939 133905) 43.228.217.0/24 4777 6939 133905 - Withdrawn - aggregated with 43.228.216.0/24 (4777 6939 133905)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS133905 2 More Specifics 2 Total Advertisements LAYER-AS Layerstack Limited, HK
43.228.216.0/24 43.228.216.0/22
43.228.217.0/24 43.228.216.0/22
whois: 402332
IANA has recorded AS133905 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS133905\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS133632 - AS134556'
as-block: AS133632 - AS134556
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: 2014-09-03T01:31:49Z
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 'AS133905'
% Abuse contact for 'AS133905' is 'domadmin@layerstack.com'
aut-num: AS133905
as-name: LAYER-AS
descr: Layerstack Limited
country: HK
org: ORG-PHL1-AP
admin-c: LLNA2-AP
tech-c: LLNA2-AP
abuse-c: AL1665-AP
mnt-routes: MAINT-LAYER-HK
mnt-by: APNIC-HM
mnt-irt: IRT-layer-HK
last-modified: 2026-01-27T02:16:12Z
mnt-lower: MAINT-LAYER-HK
export: to AS-ANY announce AS133905:AS-LAYERSTACK
source: APNIC
irt: IRT-layer-HK
address: Room A03, 22/F, NCB Innovation Centre 888 Lai Chi Kok Road, Cheung Sha Wan, Kowloon, Hong Kong
e-mail: domadmin@layerstack.com
abuse-mailbox: domadmin@layerstack.com
admin-c: LLNA2-AP
tech-c: LLNA2-AP
auth: # Filtered
remarks: domadmin@layerstack.com was validated on 2025-12-23
mnt-by: MAINT-LAYER-HK
last-modified: 2025-12-23T13:11:59Z
source: APNIC
organisation: ORG-PHL1-AP
org-name: Layerstack Limited
org-type: LIR
country: HK
address: Room A03, 22/F, NCB Innovation Centre
address: 888 Lai Chi Kok Road, Cheung Sha Wan, Kowloon, Hong Kong
phone: +852-21397318
fax-no: +852-23898852
e-mail: ipadmin@layerstack.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2025-10-31T13:06:41Z
source: APNIC
role: ABUSE layerHK
country: ZZ
address: Room A03, 22/F, NCB Innovation Centre 888 Lai Chi Kok Road, Cheung Sha Wan, Kowloon, Hong Kong
phone: +000000000
e-mail: domadmin@layerstack.com
admin-c: LLNA2-AP
tech-c: LLNA2-AP
nic-hdl: AL1665-AP
remarks: Generated from irt object IRT-layer-HK
remarks: domadmin@layerstack.com was validated on 2025-12-23
abuse-mailbox: domadmin@layerstack.com
mnt-by: APNIC-ABUSE
last-modified: 2025-12-23T13:12:09Z
source: APNIC
role: Layerstack Limited - network administrator
address: Room A03, 22/F, NCB Innovation Centre 888 Lai Chi Kok Road, Cheung Sha Wan, Kowloon, Hong Kong
country: HK
phone: +852-21397318
e-mail: ipadmin@layerstack.com
admin-c: LLNA2-AP
tech-c: LLNA2-AP
nic-hdl: LLNA2-AP
mnt-by: MAINT-PACHOST-HK
last-modified: 2025-10-31T07:20:16Z
source: APNIC
% Information related to 'AS133632 - AS134556'
as-block: AS133632 - AS134556
descr: APNIC ASN block
admin-c: IA55-AP
tech-c: IH123-AP
mnt-by: MNT-APJII-ID
mnt-lower: MNT-APJII-ID
last-modified: 2026-02-16T13:21:12Z
source: IDNIC
role: ID-NIC ADMINISTRATORS
address: Indonesian Network Information Center
address: ID-NIC
address: Cyber Building 11th Floor
address: Jakarta 12710
country: ID
phone: +62-21-52960634
fax-no: +62-21-52960635
e-mail: hostmaster@idnic.net
admin-c: IH288-AP
tech-c: IH288-AP
nic-hdl: IA55-AP
notify: hostmaster@idnic.net
mnt-by: MNT-APJII-ID
last-modified: 2026-02-25T04:06:45Z
source: IDNIC
role: ID-NIC HOSTMASTERS
address: Indonesian Network Information Center
address: ID-NIC
address: Cyber Building 11th Floor
address: Jakarta 12710
country: ID
phone: +62-21-52960634
fax-no: +62-21-52960635
e-mail: hostmaster@idnic.net
remarks: spam and abuse report : abuse@apjii.or.id
remarks: technical and routing : support@apjii.or.id
remarks: administrative request : admin@apjii.or.id
remarks: IDNIC hostmasters role object
admin-c: IH1-AP
tech-c: IH1-AP
nic-hdl: IH123-AP
notify: hostmaster@idnic.net
mnt-by: MNT-APJII-ID
last-modified: 2024-07-10T05:48:59Z
source: IDNIC
% This query was served by the APNIC Whois Service version 1.88.47 (WHOIS-AU4)