Home ASN LookupAS18041

AS18041 TWDS-AS-TW - Taiwan Digital Streaming Co.

Announced Prefixes (BGP)

36total

17 IPv419 IPv6

IPv4 Addresses

Allocated (RIR)3,840

Announced (BGP)5,888

IPv6 Addresses

Allocated (RIR)7.1×10²⁹

Announced (BGP)7.1×10²⁹

Prefix Limit (IPv4)

Prefix Limit (IPv6)

100

Allocated

Routing hygiene

Score 15/100 · Low risk

RPKI ROA coverage

86.1%

4 prefixes RPKI invalid

IRR route objects

100%

no origin mismatches

Hijack signals

0 announced against others' ROAs, 0 own announced by others

Upstreams

diversity 41/100

14% of announced prefixes (5 of 36) have no valid ROA, 4 of them RPKI invalid

Based on 36 announced prefixes, updated daily (2026-10-25). How the score works · RPKI explained

Announced Prefixes

(BGP)36

Prefix	RPKI	IRR	Last Seen
103.147.22.0/23	Valid	APNICOther IRR	2026-10-26
103.147.22.0/24	Valid	APNICOther IRR	2026-10-26
103.158.186.0/24	Valid	APNIC	2026-10-26
103.158.187.0/24	No ROA	APNIC	2026-10-26
103.220.218.0/23	Valid	APNIC	2026-10-26
103.220.219.0/24	Valid	APNIC	2026-10-26
103.236.226.0/23	Valid	APNIC	2026-10-26
103.236.226.0/24	Valid	APNIC	2026-10-26
103.236.227.0/24	Valid	APNIC	2026-10-26
157.15.32.0/23	Valid	APNIC	2026-10-26

1-10 of 36

1 / 4

Allocated Prefixes

(RIR)24

Prefix	Country	RIR	Status
103.147.22.0/23	🇹🇼 TW	APNIC	allocated
103.158.186.0/24	🇹🇼 TW	APNIC	assigned
103.158.187.0/24	🇹🇼 TW	APNIC	assigned
103.220.218.0/23	🇹🇼 TW	APNIC	allocated
103.220.219.0/24	🇹🇼 TW	APNIC	assigned
103.236.226.0/23	🇹🇼 TW	APNIC	allocated
157.15.32.0/23	🇹🇼 TW	APNIC	allocated
210.79.150.0/23	🇹🇼 TW	APNIC	allocated
211.76.180.0/23	🇹🇼 TW	APNIC	assigned
2400:70e0::/32	🇹🇼 TW	APNIC	allocated

1-10 of 24

1 / 3

All 36 announced prefixes of AS18041 →

Downstream Customers(3)

ASN	Name
AS44324	🇺🇸MOEDOVE-AS MoeDove LLC
AS208223	🇹🇼FOXO-AS SHU-HAO TUNG
AS213605	🇨🇳Pysio-Research-NetWork Liu HaoRan

BGP Neighbours

(seen in AS paths)

Upstreams (3)

Networks AS18041 hands its own prefixes to: transit providers, or peers at an exchange.

AS6939Hurricane Electric22
AS15412FLAG Telecom UK Limited7
AS10133Chief Telecom1

Downstreams (13)

Networks whose own prefixes AS18041 passes on: usually its customers.

AS131668Taiwan Digital Streaming9
AS149791StarVerse Network3
AS208223FOXO SHU HAO TUNG3
AS18044Kanrays Technology2
AS44324MOEDOVE2
AS207468Lihengyu Li Heng Yu2
AS38254Internet Technology Laboratory1
AS46829Lamhosting1
AS131642Pittqiao Network Information1
AS131645KLICKKLACK1
AS199073IMPLETECH LIMITED1
AS203405DALUN Lin Kai Lun1
AS207469SUNGYULI Sung Yu Li1

Other adjacent networks (6)

Adjacent to AS18041 in the transit part of AS paths: peers, providers or customers.

AS983Akari Networks954
AS207705JK NETWORK Jyun Kai Hu954
AS18046DongFong Technology58
AS32595Liberally Network4
AS174Cogent Communications1
AS18423RAID Networks1

ASPA

No ASPA0 upstreams, 3 downstreams

Listed as Upstream Provider by

3 ASNs

View full ASPA details →

External Links

RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
How to run an ASPA checkVerify the upstream providers listed above
IPv4 transfer marketTransfers published by all five RIRs
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/18041

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/18041" | jq