Home ASN LookupAS131630

AS131630 LAZCO - Lazco Corporation

Announced Prefixes (BGP)

18total

7 IPv411 IPv6

IPv4 Addresses

Allocated (RIR)3,072

Announced (BGP)3,072

IPv6 Addresses

Allocated (RIR)1.6×10²⁹

Announced (BGP)1.6×10²⁹

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Allocated

Routing hygiene

Score 15/100 · Low risk

RPKI ROA coverage

94.4%

1 prefix RPKI invalid

IRR route objects

94.4%

no origin mismatches

Hijack signals

0 announced against others' ROAs, 16 own announced by others

Upstreams

diversity 72/100

6% of announced prefixes (1 of 18) have no valid ROA, 1 of them RPKI invalid
16 prefixes of this ASN announced by another network against its ROAs

Based on 18 announced prefixes, updated daily (2026-10-22). How the score works · RPKI explained

Announced Prefixes

(BGP)18

Prefix	RPKI	IRR	Last Seen
103.51.88.0/23	Valid	APNIC	2026-10-26
103.196.172.0/23	Valid	APNIC	2026-10-26
151.158.224.0/23	Valid	APNICOther IRR	2026-10-26
151.158.224.0/24	Valid	APNIC	2026-10-26
160.30.99.0/24	Valid	Other IRR	2026-10-26
162.4.236.0/23	Valid	APNIC	2026-10-26
202.5.10.0/23	Valid	APNIC	2026-10-26
2402:4f20::/32	Valid	APNICOther IRR	2026-10-26
2402:4f20::/48	Valid	APNIC	2026-10-26
2402:4f20:1::/48	Valid	APNIC	2026-10-26

1-10 of 18

1 / 2

Allocated Prefixes

(RIR)13

Prefix	Country	RIR	Status
103.51.88.0/23	🇹🇼 TW	APNIC	allocated
103.196.172.0/23	🇹🇼 TW	APNIC	allocated
151.158.224.0/23	🇹🇼 TW	APNIC	allocated
151.158.224.0/24	🇹🇼 TW	APNIC	assigned
160.30.99.0/24	🇹🇼 TW	APNIC	assigned
162.4.236.0/23	🇹🇼 TW	APNIC	allocated
202.5.10.0/23	🇹🇼 TW	APNIC	assigned
2402:4f20::/32	🇹🇼 TW	APNIC	allocated
2402:6420::/32	🇹🇼 TW	APNIC	allocated
2a0f:85c1:390::/48	🇹🇼 TW	RIPE	assigned

1-10 of 13

1 / 2

All 18 announced prefixes of AS131630 →

BGP Neighbours

(seen in AS paths)

Upstreams (4)

Networks AS131630 hands its own prefixes to: transit providers, or peers at an exchange.

AS32595Liberally Network6
AS204844NCSE NETWORK Global NCSE NETWORK6
AS6939Hurricane Electric4
AS20473The Constant Company2

Downstreams (10)

Networks whose own prefixes AS131630 passes on: usually its customers.

AS197537WISDOM CLOUD WISDOM CLOUD INTERNET TECHNOLOGY PTE7
AS403050Sun5
AS24381BGP.Exchange1
AS131147Taiwan Li Run1
AS131610PPTECH1
AS131624AMATECH1
AS131651Lazco Corporation1
AS205592Setsuna Network HUANG CHI HAN1
AS213428Haco CHIEH SHENG LIN1
AS214084Bandi Network CHUN HSIANG HSIEH1

Other adjacent networks (1)

Adjacent to AS131630 in the transit part of AS paths: peers, providers or customers.

AS131657Hong Da Storage Equipment8

ASPA

No ASPA

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
ASPA explainedWhy AS131630 should publish an ASPA object
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/131630

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

curl -s "https://api.ipctl.io/v1/asn/131630" | jq