AS142641 NTZYZ-AS-AP - Yuze Zhang

🇅🇅

Yuze Zhang

APNICreserved

Announced Prefixes (BGP)

6total

0 IPv46 IPv6

IPv4 Addresses

Allocated (RIR)0

Announced (BGP)0

IPv6 Addresses

Allocated (RIR)4.2×10²⁶

Announced (BGP)4.2×10²⁶

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇅🇅

RIR

Status

reserved

Allocated

2021-08-12

Announced Prefixes

(BGP)6

Prefix	RPKI	IRR	Last Seen
2406:840:ff00::/40	No ROA	-	2026-10-10
2406:840:ff11::/48	No ROA	-	2026-10-10
2406:840:ff40::/42	No ROA	-	2026-10-10
2406:4440:10::/44	Valid	-	2026-10-10
2406:4440:10::/48	Valid	-	2026-10-10
2602:feda:de0::/44	Valid	-	2026-10-10

(RIR)5

Prefix	Country	RIR	Status
2406:840:ff00::/40	🇭🇰 HK	APNIC	assigned
2406:840:ff12::/48	🇯🇵 JP	APNIC	assigned
2406:840:ff40::/42	🇸🇬 SG	APNIC	assigned
2406:840:ff90::/44	🇯🇵 JP	APNIC	assigned
2406:4440:10::/44	🇭🇰 HK	APNIC	assigned

(seen in AS paths)

Networks AS142641 hands its own prefixes to: transit providers, or peers at an exchange.

Networks whose own prefixes AS142641 passes on: usually its customers.

ASPA

No ASPA

External Links

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 AS142641 should publish an ASPA object
IPv4 transfers in the APNIC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

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

curl -s "https://api.ipctl.io/v1/asn/142641" | jq