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
	103.172.126.0/24	Mercycat Network
	103.172.127.0/24	Mercycat Network
	2407:d240::/36	Mercycat Network
	2407:d240::/32	Mercycat Network
	2407:d240:1000::/36	Mercycat Network
	2407:d240:2000::/36	Mercycat Network
	2407:d240:3000::/36	Mercycat Network
	2407:d240:4000::/36	Mercycat Network
	2407:d240:5000::/36	Mercycat Network
	2407:d240:6000::/36	Mercycat Network
	2407:d240:7000::/36	Mercycat Network
	2407:d240:8000::/36	Mercycat Network
	2407:d240:9000::/36	Mercycat Network
	2407:d240:a000::/36	Mercycat Network
	2407:d240:b000::/36	Mercycat Network
	2407:d240:c000::/36	Mercycat Network
	2407:d240:d000::/36	Mercycat Network
	2407:d240:e000::/36	Mercycat Network
	2407:d240:f000::/36	Mercycat Network

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6

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Peers

	ASN	Description	IPv4	IPv6
	AS6939	Hurricane Electric LLC	✔	✔
	AS137409	GSL Networks Pty LTD	✔	✔
	AS44324	MoeDove LLC	✔	✔
	AS215172	JianyueLab Ltd.	✔	✔
	AS213605	Liu HaoRan	✔	✔
	AS214955	Weikang Zeng	✘	✔
	AS18041	Taiwan Digital Streaming Co.	✔	✔
	AS199310	XIN BING XIAN	✘	✔
	AS205369	LI YIRAN	✘	✔
	AS205008	Junqi Huang	✘	✔
	AS32595	Liberally Network, LLC	✔	✔
	AS24482	SG.GS	✔	✔
	AS12198	JSMSR Network	✘	✔
	AS152615	Chummy Technology Ltd.	✔	✔
	AS215470	LAZCO STUDIO LTD	✔	✔
	AS211575	Rui Feng	✔	✔
	AS201217	RADISHCLOUD TECHNOLOGY LLC	✔	✔
	AS204844	NCSE NETWORK LTD	✔	✔
	AS214757	Jakub Krsa	✘	✔
	AS209306	Jin Shaohai	✘	✔
	AS139317	Ningbo Dahuamao Information Technology Co Ltd	✘	✔
	AS213409	Daniil Koval	✘	✔
	AS214022	Joseph Rawlings trading as Virtnet.bond	✘	✔
	AS154185	Liu HaoRan	✘	✔
	AS63900	ZUSO Generation Co., Ltd.	✔	✔
	AS142046	1033 Network Information Co.	✔	✔
	AS205329	Kai-Jung Chen	✔	✔
	AS151188	404 Network Information Co.	✔	✔
	AS214933	Bingxin Liu	✘	✔
	AS207705	Jyun-Kai Hu	✘	✔
	AS198954	JIAN HUI EN	✘	✔
	AS153725	Tenonet (Hangzhou) Co Ltd	✘	✔
	AS213428	CHIEH SHENG LIN	✘	✔
	AS150289	Sun Yanzheng	✘	✔
	AS140096	JINX CO., LIMITED	✔	✘
	AS150755	NUNLINE	✔	✘
	AS395596	Infinirc LLC	✔	✘
	AS131149	Yuan-Jhen Info., Co., Ltd	✔	✘

aut-num:        AS18428
country:        TW
as-name:        MERCYCAT-NET
admin-c:        TR455-AP
tech-c:         TR455-AP
abuse-c:        TR455-AP
mnt-irt:        IRT-MERCYCAT-TW
descr:          Mercycat Network Inc.
descr:          Taoyuan City
descr:          Taoyuan
default:        to AS6939 action pref=10; networks ANY
default:        to AS3223 action pref=10; networks ANY
export:         to AS6939 announce AS18428:AS-MERCYCAT
import:         from AS6939 action pref=100; accept ANY
remarks:        Geofeed https://geo.mercycat.com/geofeed/all.csv
remarks:        (oid:MERCYCAT)
last-modified:  2025-12-16T11:42:11Z
source:         APNIC
mnt-by:         MAINT-TW-TWNIC

Last Update: 2026-02-18T03:22:27Z UTC

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Member of the following AS-SETs

-	Member
RIPE	as-4ixp
RIPE	as-4ixp-rs
ARIN	as-cloudie:as-ashburn
RIPE	as-tbs
RADB	as-fastline
ARIN	as-cloudie:as-toronto
ARIN	as917:as-customers
RIPE	as-stormwall-set
RIPE	as-tohunet-transit-wus
RIPE	as-cloudie:as-toronto-full
RIPE	as52025:as-downstreams-kansascity
RIPE	as-hosthatch
RIPE	as-4ixpv4
RIPE	as-misaka-customers2
ARIN	as36231:as-customers
RIPE	as-cloudie:as-ashburn
RADB	as134823:as-ipt
APNIC	as18428:as-mercycat
RIPE	as-cloudie:as-toronto
RIPE	as60438:as-fremix
ARIN	as-rozint-downstream
RADB	as-hinet
RIPE	as-cloudie:as-fremont-full
JPIRR	as-iij
RIPE	as209533:as-bgptunnel
RADB	as-iij
RADB	as137409:as-mercury
RIPE	as-bgpexchange-peers
RIPE	as-transroute-spec
RADB	as-stormwall-set