If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	23.146.248.0/24	NCSE Network
	151.246.244.0/24	NCSE Network
	2602:faad::/40	NCSE NETWORK, LLC
	2602:faad:2::/48	NCSE NETWORK, LLC
	2602:faad:5::/48	NCSE NETWORK, LLC
	2602:faad:6::/48	NCSE NETWORK, LLC
	2602:faad:d::/48	NCSE NETWORK, LLC
	2602:faad:e::/48	NCSE NETWORK, LLC
	2a06:a005:14f0::/44	NCSE Network APAC location prefix(es).
	2a06:a005:14f0::/48	NCSE Network APAC location prefix(es).
	2a06:a005:1b40::/44	NCSE Network AMER location prefix(es).
	2a06:a005:1be0::/44	NCSE Network Global location prefix(es).
	2a06:a005:1d60::/44	NCSE NETWORK LTD
	2a13:9500:e8::/48	NCSE NETWORK LTD
	2a14:7581:6000::/36	NCSE NETWORK LTD
	2a14:7581:6fb0::/44	FENG SHENG YUAN

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications, LLC	✔	✔
	AS6939	Hurricane Electric LLC	✘	✔
	AS20473	The Constant Company, LLC	✘	✔
	AS134823	Sky Digital Co., Ltd.	✔	✔
	AS32595	Liberally Network, LLC	✔	✘
	AS17408	AboveNet Communications Taiwan	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS6939	Hurricane Electric LLC	✔	✔
	AS17408	AboveNet Communications Taiwan	✔	✔
	AS32595	Liberally Network, LLC	✔	✔
	AS134823	Sky Digital Co., Ltd.	✔	✔
	AS152615	Chummy Technology Ltd.	✔	✔
	AS214841	RUI PIN LAI	✘	✔
	AS137409	GSL Networks Pty LTD	✔	✔
	AS131149	Yuan-Jhen Info., Co., Ltd	✔	✔
	AS13335	Cloudflare, Inc.	✔	✔
	AS15412	Flag Telecom UK Limited	✔	✔
	AS174	Cogent Communications, LLC	✔	✔
	AS15169	Google LLC	✔	✔
	AS14447	Infinitron Internet LLC	✘	✔
	AS212969	ChiaChin Tsai	✔	✔
	AS53343	sc Network	✘	✔
	AS24482	SG.GS	✔	✔
	AS16509	Amazon.com, Inc.	✔	✔
	AS215934	XU JIA QIAN	✘	✔
	AS216123	ZHU-YUAN JIANG	✘	✔
	AS18041	Taiwan Digital Streaming Co.	✔	✔
	AS20473	The Constant Company, LLC	✘	✔
	AS216432	FENG SHENG YUAN	✘	✔
	AS198954	JIAN HUI EN	✘	✔
	AS8075	Microsoft Corporation	✔	✔
	AS18423	RAID Networks Co., Ltd.	✔	✔
	AS131596	TBC	✔	✘
	AS44324	MoeDove LLC	✔	✔
	AS18046	DongFong Technology Co. Ltd.	✔	✔
	AS21859	Zenlayer Inc	✔	✔
	AS199310	XIN BING XIAN	✘	✔
	AS42	WoodyNet, Inc.	✔	✔
	AS20940	Akamai International B.V.	✔	✔
	AS17809	VEE TIME CORP.	✔	✔
	AS213605	Liu HaoRan	✔	✔
	AS983	Akari Networks LLC	✔	✔
	AS201217	RADISHCLOUD TECHNOLOGY LLC	✔	✔
	AS31972	Emagine Concept, Inc.	✔	✔
	AS131642	Pittqiao Network Information Co.,Ltd.	✔	✔
	AS208223	SHU-HAO TUNG	✔	✔
	AS154185	Liu HaoRan	✘	✔
	AS7356	Sikla Tech Limited	✔	✔
	AS202939	Chimon Technology Ltd	✘	✔
	AS215470	LAZCO STUDIO LTD	✔	✔
	AS32934	Facebook, Inc.	✔	✔
	AS18428	Mercycat Network Inc.	✔	✔
	AS152626	Cloudbase Network	✔	✔
	AS205329	Kai-Jung Chen	✔	✔
	AS211575	Rui Feng	✔	✔
	AS152619	Very Fast Network LTD	✔	✔
	AS207529	LOLINYA TECHNOLOGY LTD	✘	✔
	AS207705	Jyun-Kai Hu	✘	✔
	AS395596	Infinirc LLC	✔	✔
	AS48231	CRE Network, LLC	✘	✔
	AS150289	Sun Yanzheng	✘	✔
	AS142046	1033 Network Information Co.	✔	✔
	AS38856	Walks Cloud Inc.	✔	✔
	AS131657	Hong Da Storage Equipment Co., Ltd.	✔	✔
	AS917	Misaka Network, Inc.	✔	✔
	AS213428	CHIEH SHENG LIN	✘	✔
	AS38047	Taiwan Telecom	✔	✔
	AS215750	DAQIAN HUANG	✘	✔
	AS151188	404 Network Information Co.	✔	✔
	AS215256	Ming-Lin Yu	✘	✔
	AS197000	RIPE NCC - Anycast DNS	✔	✔
	AS213430	HSIANG-LI CHAN	✔	✔
	AS150755	NUNLINE	✔	✔
	AS25152	RIPE NCC - K-root	✔	✔
	AS216324	Hyper Group Network Ltd.	✘	✔
	AS27523	Kawaii Networks LLC	✔	✔
	AS150771	FUYU Group Inc.	✔	✔
	AS24429	Alibaba Cloud	✔	✔
	AS55256	Netskope Inc	✔	✘
	AS112	AS112 Project	✔	✔
	AS142641	Yuze Zhang	✘	✔
	AS6507	Riot Games, Inc	✔	✘
	AS150766	CoCoDigit Ltd	✔	✔
	AS209109	DataSphere (H.K) Limited	✔	✔
	AS201386	MYRNA MISAKA NETWORK INC	✘	✔
	AS151338	PoloNetwork Limited	✔	✔
	AS199073	ImpleTech Limited	✘	✔
	AS152622	Powerhouse Co., LTD	✔	✘
	AS210932	Yu-Cheng Kuo	✘	✔
	AS203843	Xing-Kai Wang	✔	✔
	AS60326	0xDEADBEEF LTD	✘	✔
	AS151187	Shen Jiale	✘	✔
	AS17415	Ming Yi Tea Farm	✔	✔
	AS52025	ParadoxNetworks Limited	✔	✔
	AS139299	FGHRSH STUDIO	✔	✔
	AS207314	CHIU NGAI MAN	✘	✔
	AS150768	Cloud Walker Co., Ltd.	✔	✘
	AS202776	MOECLUB LTD	✘	✔
	AS30114	Decima LLC	✘	✔
	AS215993	LIU AN LUN	✘	✔
	AS3856	Packet Clearing House, Inc.	✔	✔
	AS46829	Lamhosting LLC	✔	✔
	AS204508	Gatterer Manuel trading as MLGT	✘	✔
	AS202820	Chih-Jen CHENG	✘	✔
	AS38852	Fun Finance Technology Co., Ltd.	✔	✘
	AS214821	Wen-Ju, Chiang	✘	✔
	AS211749	BO SIANG CHEN	✘	✔
	AS199203	CHEN ZHI-HAN	✘	✔
	AS212360	Jimmy Pan	✘	✔
	AS212331	Ta-Li Lai	✘	✔
	AS63008	SIMPLE CLOUD SOLUTION LLC	✘	✔
	AS150173	PoloCloud Computing (Hong Kong) Limited	✘	✔
	AS150767	Shi Ji Industrial Co., Ltd.	✔	✘
	AS54286	TAIPEI101 NETWORK LLC	✘	✔
	AS214030	Kai-Wen Zheng	✘	✔
	AS141237	Moecast Network	✘	✔
	AS134666	Hoshi Network	✘	✔
	AS131645	KlickKlack Co., Ltd	✔	✘
	AS63900	ZUSO Generation Co., Ltd.	✔	✘
	AS1239	Sprint Wireline (Cogent)	✔	✘

---

Downstreams

	ASN	Description	IPv4	IPv6
	AS214841	RUI PIN LAI	✘	✔
	AS14447	Infinitron Internet LLC	✘	✔
	AS212969	ChiaChin Tsai	✔	✔
	AS53343	sc Network	✘	✔
	AS216123	ZHU-YUAN JIANG	✘	✔
	AS215934	XU JIA QIAN	✘	✔
	AS216432	FENG SHENG YUAN	✘	✔
	AS198954	JIAN HUI EN	✘	✔
	AS152615	Chummy Technology Ltd.	✔	✔

aut-num:        AS204844
as-name:        NCSE-NETWORK-Global
descr:          ===============================
org:            ORG-NNL39-RIPE
sponsoring-org: ORG-SDCL5-RIPE
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ncse-mnt
mnt-by:         NCSE-TW-MNT
created:        2022-06-28T12:38:38Z
last-modified:  2025-09-25T02:55:10Z
source:         RIPE
descr:          ===============================
import:         from AS6939 accept ANY
export:         to AS6939 announce AS204844:AS-ALL
import:         from AS32595 accept ANY
export:         to AS32595 announce AS204844:AS-ALL
import:         from AS18041 accept ANY
export:         to AS18041 announce AS204844:AS-ALL
import:         from AS201217 accept ANY
export:         to AS201217 announce AS204844:AS-ALL
import:         from AS134823 accept ANY
export:         to AS134823 announce AS204844:AS-ALL
import:         from AS20473 accept ANY
export:         to AS20473 announce AS204844:AS-ALL
import:         from AS20473 accept ANY
export:         to AS20473 announce AS204844:AS-ALL
import:         from AS17408 accept ANY
export:         to AS17408 announce AS204844:AS-ALL
descr:          ===============================
remarks:        Geofeed https://ncse.tw/geofeed.csv
notify:         network@ncse.tw
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************


organisation:   ORG-NNL39-RIPE
org-name:       NCSE NETWORK LTD
country:        GB
org-type:       OTHER
mnt-ref:        ROUTE48-MNT
mnt-ref:        ncse-mnt
mnt-ref:        NoPKT-MNT
mnt-ref:        netutils-mnt
mnt-ref:        lir-uk-twistic2-1-MNT
address:        Dummy address for ORG-NNL39-RIPE
# Email removed, Log into bgp.tools to see whois emails
abuse-c:        ACRO48829-RIPE
mnt-by:         ncse-mnt
mnt-by:         NCSE-TW-MNT
created:        2022-06-27T05:27:44Z
last-modified:  2025-09-25T02:54:06Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************

Last Update: 2025-12-22T03:25:19Z UTC

---

Member of the following AS-SETs

-	Member
ARIN	as-scn-upstreams
RIPE	as199310:as-upstream
JPIRR	as-bbix-t
RADB	as-bbix-t
RADB	as134823:as-ipt
RIPE	as-novatel
RIPE	as-transroute-spec
RADB	as-chief-transit-2002
ALTDB	as204844:as-all
RADB	as20473:as-vultr
RADB	as-hinet
RIPE	as-ifog
RADB	as-chief-transit
ARIN	as36231:as-customers
RIPE	as44937:as-nrix
RIPE	as204844:as-all
JPIRR	as-bbix-t-v6
RADB	as396998:as-customers-12
APNIC	as131657:as-ipt
RIPE	as-stormwall-set
RADB	as-twig
ARIN	as917:as-customers
RIPE	as-misaka-customers2
RIPE	as216324:as-hn-net-upstream
RADB	as-hurricanev6
ALTDB	as-ifog
RIPE	as201217:as-customers
ARIN	as-infinitron-upstream
RIPE	as215364:as-kkc-network-upstream
ARIN	as396998:as-customers-12
RIPE	as-ncse
RADB	as-hurricane
RADB	as-bbix-t-v6