AS19404 — QUEST

AS19404 announces 12 IPv4 prefixes covering 6,656 addresses and 0 IPv6 prefixes.

About this network

QUEST is the AS handle for Quest Media & Supplies, Inc.

What it's used for

• The address space is primarily registered to Quest Media & Supplies, Inc., with netnames such as QMS-199-47, QMS-207-54, QMS-208-67, and QMS-208-74.
• Two prefixes are registered to Fremont Bank (FBITOPS-25151-94545) and one to First Northern Bank of Dixon (PBI-CUSTNET-9946), indicating leased or transferred space.
• The AS announces 6,656 IPv4 addresses across 12 prefixes and has 6 observed neighbours, a ratio consistent with a corporate or business network rather than a transit provider.

Notable

• Registrants are mixed: most prefixes belong to Quest Media & Supplies, Inc., while others belong to Fremont Bank and First Northern Bank of Dixon.
• The address inventory is finely subdivided into /22, /23, and /24 blocks, typical of internal corporate segmentation.
• The reverse DNS sample returned one PTR for mailgw2.sierracascadenursery.com, suggesting the space may carry mail gateway services for external entities.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 74.113.85.0/24
• 74.113.87.0/24
• 199.47.176.0/22
• 207.54.1.0/24
• 207.54.2.0/23
• 207.54.4.0/23
• 207.54.7.0/24
• 207.54.8.0/22
• 207.54.12.0/24
• 207.104.165.0/24
• 208.67.176.0/22
• 208.74.236.0/22

Upstream networks

• AS6461 Zayo Bandwidth
• AS14051 Fidium
• AS174 Cogent Communications, LLC
• AS13335 Cloudflare, Inc.
• AS21508 Comcast Cable Communications, LLC
• AS701 Verizon Business

Adjacent networks

• AS6461 Zayo Bandwidth
• AS14051 Fidium
• AS174 Cogent Communications, LLC
• AS13335 Cloudflare, Inc.
• AS21508 Comcast Cable Communications, LLC
• AS701 Verizon Business