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Autonomous System

AS37248

Phase3 Telecom Limited

Announced IPs
8,192
CIDR prefixes
4
ASN
AS37248

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 →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
41.87.64.0/19 8.2K
0.0%
PHASE3TEL NG Lagos Lagos
41.87.64.0/20 4.1K
0.0%
PHASE3TEL NG
41.87.80.0/21 2.0K
0.0%
PHASE3TEL NG
41.87.92.0/22 1.0K
0.0%
PHASE3TEL NG

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS37248 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
41.87.65.0/24 283,658 2026-07-24 13:17:08
41.87.85.0/24 283,244 2026-07-24 13:17:08
41.87.92.0/24 283,177 2026-07-24 13:17:08
41.87.94.0/24 283,140 2026-07-24 13:17:08
41.87.93.0/24 282,821 2026-07-24 13:17:08
41.87.95.0/24 167,883 2026-07-24 13:17:08
41.87.64.0/19 137,041 2026-07-24 13:17:08

Frequently Asked Questions

What is AS37248?

AS37248 is an Autonomous System Number assigned to Phase3 Telecom Limited. 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 AS37248 announce?

AS37248 announces 8.2K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in Nigeria.

Who operates AS37248?

AS37248 is operated by Phase3 Telecom Limited. The organization is based in Nigeria. You can view all IP ranges and related ASNs on the organization page.

What country is AS37248 registered in?

AS37248 is registered in Nigeria. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 13:25:31 UTC
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