AS19218

Name: AS19218 — Midvale Telephone Exchange, Incorporated
Creator: ipdex

Midvale Telephone Exchange, Incorporated ISP registered in United States

35IPv4 prefixes

4IPv6 prefixes

72%RPKI-valid

#19,887AS Rank

327/327RIS visibility

#892Rank in United States

2010-03-09Allocated

Midvale Telephone Exchange, Incorporated (AS19218) — ISP, registered in United States. announces 35 IPv4 prefixes + 4 IPv6 prefixes. Rank in United States: #892. Allocated: 2010-03-09.

IPv4 35IPv6 4

Announced prefixes · 39

v4 184.170.176.0/21 valid
v4 184.170.177.0/24 valid
v4 184.170.178.0/24 valid
v4 184.170.179.0/24 valid
v4 184.170.180.0/24 valid
v4 184.170.181.0/24 valid
v4 184.170.182.0/24 valid
v4 184.170.183.0/24 valid
v4 184.170.184.0/21 valid
v4 184.170.184.0/24 valid
v4 184.170.185.0/24 valid
v4 184.170.186.0/24 valid
v4 184.170.187.0/24 valid
v4 184.170.188.0/24 valid
v4 184.170.189.0/24 valid
v4 184.170.190.0/24 valid
v4 184.170.191.0/24 valid
v4 38.45.104.0/21 valid
v4 38.45.104.0/24 valid
v4 38.45.105.0/24 valid
v4 38.45.106.0/24 valid
v4 38.45.107.0/24 valid
v4 38.45.108.0/24 valid
v4 38.45.109.0/24 valid
v4 38.45.110.0/24 valid
v4 38.45.111.0/24 valid
v4 38.84.16.0/21 unknown
v4 38.84.16.0/24 unknown
v4 38.84.17.0/24 unknown
v4 38.84.18.0/24 unknown
v4 38.84.19.0/24 unknown
v4 38.84.20.0/24 unknown
v4 38.84.21.0/24 unknown
v4 38.84.22.0/24 unknown
v4 38.84.23.0/24 unknown
v6 2604:fd00:1000::/40 unknown
v6 2604:fd00:1100::/40 unknown
v6 2604:fd00:2000::/36 valid
v6 2604:fd00:3000::/36 valid

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

Routing: 35 IPv4 · 4 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	39
2026-06-13	39

AS topology · Customer cone 1

Providers · 2

AS174 Cogent Communications, LLC
AS15305 Syringa Networks, LLC

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