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Autonomous System

AS31942

HyperFiber

Announced IPs
5,376
CIDR prefixes
9
ASN
AS31942

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 10-20Gbps
Geographic scope North America
Traffic ratio Mostly Inbound
Peering policy Open
IRR record RADB::AS31942:AS-HYPERFIBER

Present at 1 internet exchange: IX-Denver: IX-Denver Fabric

AS31942 — global IP footprint

Cities where AS31942 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS31942 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
68.170.226.0/24 11,131 2026-07-24 00:03:52
143.223.148.0/24 11,040 2026-07-24 00:05:55
160.72.9.0/24 10,807 2026-07-24 00:05:55
143.223.149.0/24 10,566 2026-07-24 00:05:51
143.223.144.0/24 10,563 2026-07-24 00:05:51
143.223.150.0/24 10,466 2026-07-24 00:07:57
143.223.153.0/24 5,446 2026-07-24 00:06:03
143.223.147.0/24 5,444 2026-07-24 00:06:03
143.223.155.0/24 5,423 2026-07-24 00:06:03
143.223.152.0/24 5,410 2026-07-24 00:06:03
143.223.154.0/24 5,410 2026-07-24 00:06:03
143.223.151.0/24 3,863 2026-07-24 00:08:55
38.143.236.0/22 3,813 2026-07-24 00:02:15
38.19.189.0/24 3,753 2026-07-24 00:02:15
143.223.156.0/22 2,864 2026-07-24 00:08:55

Frequently Asked Questions

What is AS31942?

AS31942 is an Autonomous System Number assigned to HyperFiber. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS31942 announce?

AS31942 announces 5.4K IPv4 addresses distributed across 9 routed CIDR prefixes. The network is registered in United States.

Who operates AS31942?

AS31942 is operated by HyperFiber. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS31942 registered in?

AS31942 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 00:40:30 UTC
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