AS38008 Aperture Science Limited 🇭🇰 HK

Announcing 30 prefixes, seen at the RIS collectors.

IPv4 prefixes

3,072 (12 × /24)

IPv6 prefixes

1.1 × /32

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS38008
Name: Aperture Science Limited
Organisation: Aperture Network
Country: 🇭🇰 HK
RIR: APNIC
Allocated: 2020-06-15
Network type: NSP
Scope: Global
Peering policy: Open
IRR as-set: AS-APERNET
Website: https://apernet.io
PeeringDB: net/23590
Exchanges: 3
Facilities: 19

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

18 valid (60.0%) 0 invalid (0.0%) 12 no ROA (40.0%)

Upstreams

Networks seen providing transit to this one

Network	Country	Cone	IPv4 prefixes	Paths	Source
AS3356 Lumen (Level 3)	🇺🇸 US	71,297	2,086	1,433	CAIDA
AS174 Cogent Communications, LLC	🇺🇸 US	65,976	3,977	790	CAIDA
AS3491 PCCW Global (HK) Ltd.	🇭🇰 HK	50,953	532	1,561	CAIDA
AS20473 The Constant Company, LLC	🇺🇸 US	17,465	1,701	71	inferred
AS137409 GSL Networks Pty LTD	🇦🇺 AU	8,061	567	962	CAIDA
AS50131 Spartan Host Ltd	🇬🇧 GB	13	66	33	inferred

Peers

Adjacencies that look settlement-free rather than transit

Network	Country	Cone	IPv4 prefixes	Paths	Source
AS6939 Hurricane Electric LLC	🇺🇸 US	54,017	185	1,745	CAIDA
AS9002 RETN Limited	🇬🇧 GB	51,791	18	17	CAIDA
AS8966 Etisalat (E&)	🇦🇪 AE	46,644	48	3	CAIDA
AS24482 SG.GS	🇸🇬 SG	4,768	45	116	CAIDA

Downstreams

Networks this one appears to provide transit to

Network	Country	Cone	IPv4 prefixes	Paths	Source
AS23961 Misaka Network, Inc.	🇺🇸 US	26	13	5	CAIDA
AS209642 Mejiro Network Limited	🇭🇰 HK	7	7	699	CAIDA
AS10241 Options & Choices, Inc.	🇺🇸 US	3	0	320	CAIDA
AS46997 Black Mesa Corporation	🇺🇸 US	3	14	297	CAIDA
AS18250 GEEK NETWORKS PTY LIMITED	🇦🇺 AU	2	3	847	CAIDA
AS132407 Verisk Nepal Pvt. Ltd.	🇳🇵 NP	2	1	163	CAIDA
AS45904 Banglalion Communications Ltd	🇧🇩 BD	0	0	1,309	inferred
AS140938 mnihyc Network Global	🇭🇰 HK	0	0	205	inferred
AS204185 Yuchen Ma	🇨🇳 CN	0	0	153	inferred
AS210041 Licheng MAO	🇨🇳 CN	0	1	137	inferred
AS205532 Zichao Heng	🇨🇳 CN	0	0	136	inferred
AS146950 Haruue Network Limited	🇭🇰 HK	0	0	118	inferred
AS200227 Damian Poole	🇦🇺 AU	0	1	114	CAIDA
AS151669 Xiaofei Xu	🇦🇺 AU	0	0	110	inferred
AS140362 DIGISIGMA PTE. LTD.	🇸🇬 SG	0	5	99	inferred
AS207268 STRATEGIC EXPLORATIONS LTD	🇬🇧 GB	0	0	80	inferred
AS147035 Ching Kuo	🇯🇵 JP	0	1	76	CAIDA
AS150685 Ching Kuo	🇯🇵 JP	0	1	76	CAIDA
AS395231 IFANR LLC	🇺🇸 US	0	1	76	CAIDA
AS396303 Black Mesa Corporation	🇺🇸 US	0	0	68	inferred
AS141221 Equinox	🇭🇰 HK	0	0	68	inferred
AS134575 GreenYun Organization	🇭🇰 HK	0	0	68	inferred
AS209306 Jin Shaohai	🇨🇳 CN	0	1	59	CAIDA
AS209218 Yang Qi	🇨🇳 CN	0	0	54	inferred
AS198077 Need, L.L.C.-FZ	🇦🇪 AE	0	7	43	CAIDA
AS200936 Chengjie Guo	🇨🇳 CN	0	0	38	inferred
AS140889 Impex Bd Net	🇧🇩 BD	0	2	34	CAIDA
AS209645 Jixian Zeng	🇨🇳 CN	0	0	34	inferred
AS38023 Standard Nekomimi	🇭🇰 HK	0	0	34	inferred
AS205610 Huanjie Zhu	🇨🇳 CN	0	2	33	inferred
AS38839 CSPTEK LTD. CO.	🇹🇼 TW	0	1	33	inferred
AS147071 BOCHENG ZOU's Autonomous System Number	🇭🇰 HK	0	0	33	inferred
AS140926 251 Research Redive	🇭🇰 HK	0	0	14	inferred
AS209650 Wu Zhiyuan	🇨🇳 CN	0	1	2	CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.