Home ASN LookupAS18040

AS18040 AOTERNET-AS-TW - Aoter Networks Co., Ltd

🇹🇼

Org handle: A91BDB29

Aoter Networks Co., Ltd

APNICallocated

Announced Prefixes (BGP)

3total

2 IPv41 IPv6

IPv4 Addresses

Allocated (RIR)0

Announced (BGP)512

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)1.2×10²⁴

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇹🇼 TW

RIR

APNIC

Status

allocated

Allocated

2001-11-09

Routing hygiene

Score 3/100 · Low risk

RPKI ROA coverage

100%

no RPKI invalid prefixes

IRR route objects

100%

no origin mismatches

Hijack signals

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

Upstreams

diversity 67/100

All announced prefixes have a valid ROA and a matching IRR route object

Based on 3 announced prefixes, updated daily (2026-10-24). How the score works · RPKI explained

Announced Prefixes

(BGP)3

Prefix	RPKI	IRR	Last Seen
144.79.236.0/24	Valid	APNIC	2026-10-26
144.79.237.0/24	Valid	APNIC	2026-10-26
2402:43e0::/48	Valid	APNIC	2026-10-26

All 3 announced prefixes of AS18040 →

Downstream Customers(1)

ASN	Name
AS216198	🇹🇼ORG-LZY1-RIPE LIN ZE YANG

BGP Neighbours

(seen in AS paths)

Upstreams (3)

Networks AS18040 hands its own prefixes to: transit providers, or peers at an exchange.

AS17408AboveNet Communications Taiwan1
AS150766CoCoDigit1
AS216198ORG LZY1 RIPE LIN ZE YANG1

Downstreams (1)

Networks whose own prefixes AS18040 passes on: usually its customers.

AS152612Aoter Networks1

Transfer History

Registry transfers of AS18040 between organisations.

AS18040Transfer · 2026-08-20
Taiwan Network Information Center/LEYUN
🇹🇼 TW APNIC
→
Taiwan Network Information Center/AOTERNET
🇹🇼 TW APNIC

Date	Resource	From	To	Type
2026-08-20	AS18040	Taiwan Network Information Center/LEYUN 🇹🇼 TW APNIC	Taiwan Network Information Center/AOTERNET 🇹🇼 TW APNIC	Transfer

ASPA

No ASPA0 upstreams, 1 downstream

Listed as Upstream Provider by

1 ASN

View full ASPA details →

Abuse Contact

********

External Links

APNIC Whois 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 transfers in the APNIC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/18040

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

curl -s "https://api.ipctl.io/v1/asn/18040" | jq