AS19774

Name: AS19774 — Avista Corporation
Creator: ipdex

Avista Corporation Unknown registered in United States

5IPv4 prefixes

0IPv6 prefixes

#20,174AS Rank

327/327RIS visibility

#5,292Rank in United States

2001-02-12Allocated

Avista Corporation (AS19774) — Unknown, registered in United States. announces 5 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #5292. Allocated: 2001-02-12.

IPv4 5IPv6 0

Announced prefixes · 5

v4 198.181.16.0/21 unknown
v4 198.181.24.0/23 unknown
v4 198.217.8.0/22 unknown
v4 198.251.0.0/22 unknown
v4 199.115.6.0/23 unknown

Routing: 5 IPv4 · 0 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	5
2026-06-13	5

AS topology · Customer cone 1

Providers · 1

AS13335 Cloudflare, Inc.

Embed this on your site

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

Badge

Markdown

[![AS19774 on ipdex](https://ipdex.io/badge/asn/19774.svg)](https://ipdex.io/asn/AS19774/)

HTML

<a href="https://ipdex.io/asn/AS19774/"><img src="https://ipdex.io/badge/asn/19774.svg" alt="AS19774 on ipdex"></a>

Live chart (iframe)

<iframe src="https://ipdex.io/embed/asn/19774" 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.