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Autonomous System

AS402671

Frontier

Announced IPs
1,024
CIDR prefixes
4
ASN
AS402671

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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
40.223.247.0/24 256
0.0%
Frontier US — —
64.205.125.0/24 256
0.0%
Frontier HK — —
68.164.188.0/24 256
0.0%
Frontier US — —
72.244.68.0/24 256
0.0%
Frontier US — —
94.118.12.0/24 256
0.0%
Frontier HK — —
94.118.56.0/24 256
0.0%
Frontier HK — —
104.234.238.0/24 256
0.0%
Frontier HK — —
157.254.130.0/24 256
0.0%
Frontier HK — —
160.21.148.0/24 256
0.0%
Frontier JP — —
216.46.78.0/24 256
96.1%
Frontier US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS402671 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
207.180.35.0/24 5,255 2026-10-02 21:56:46
104.234.238.0/24 4,469 2026-09-29 17:37:13
94.118.56.0/24 4,350 2026-09-29 17:37:13
157.254.130.0/24 3,520 2026-10-01 19:42:42
64.205.125.0/24 3,406 2026-10-01 19:42:42
68.164.62.0/24 3,138 2026-09-29 17:37:13
64.205.74.0/24 3,128 2026-09-29 13:34:39
212.135.194.0/24 3,113 2026-10-01 19:48:02
72.244.68.0/24 2,957 2026-10-03 16:50:13
40.223.247.0/24 2,837 2026-10-06 14:08:22
216.46.78.0/24 2,827 2026-10-03 16:50:13
68.164.188.0/24 2,809 2026-10-03 16:50:13
147.136.88.0/24 2,729 2026-10-05 18:04:21
94.118.12.0/24 2,660 2026-10-01 19:42:42
160.21.148.0/24 2,009 2026-10-06 13:43:38
200.180.188.0/24 978 2026-10-06 14:14:27
191.0.91.0/24 974 2026-10-06 14:14:28
199.235.240.0/24 968 2026-10-06 14:05:54

Frequently Asked Questions

What is AS402671?

AS402671 is an Autonomous System Number assigned to Frontier. 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 AS402671 announce?

AS402671 announces 1.0K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in United States.

Who operates AS402671?

AS402671 is operated by Frontier. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS402671 registered in?

AS402671 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: 2026-10-06 14:09:06 UTC
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