AS142052

Name: AS142052 — Mempool Space K.K.
Creator: ipdex

Mempool Space K.K. Enterprise registered in Japan

2IPv4 prefixes

2IPv6 prefixes

100%RPKI-valid

#49,724AS Rank

327/327RIS visibility

#470Rank in Japan

2021-04-08Allocated

Mempool Space K.K. (AS142052) — Enterprise, registered in Japan. announces 2 IPv4 prefixes + 2 IPv6 prefixes. Rank in Japan: #470. Allocated: 2021-04-08.

IPv4 2IPv6 2

Announced prefixes · 4

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 2 IPv4 · 2 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	4
2026-06-13	4

AS topology · Customer cone 1

Providers · 1

AS54415 WIZ K.K.

Embed this on your site

Free badges and live charts — they update as the index does. No key, link back to ipdex.

Badge

Markdown

[![AS142052 on ipdex](https://ipdex.io/badge/asn/142052.svg)](https://ipdex.io/asn/AS142052/)

HTML

<a href="https://ipdex.io/asn/AS142052/"><img src="https://ipdex.io/badge/asn/142052.svg" alt="AS142052 on ipdex"></a>

Live chart (iframe)

<iframe src="https://ipdex.io/embed/asn/142052" width="680" height="260" frameborder="0" scrolling="no" title="ipdex chart" style="border:0;max-width:100%"></iframe>

oEmbed-enabled: paste the page URL into platforms that support oEmbed and the chart embeds automatically.