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Autonomous System

AS37637

Smile Communications Nigeria

Announced IPs
89,856
CIDR prefixes
15
ASN
AS37637

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

AS37637 — global IP footprint

Cities where AS37637 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 AS37637 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
154.66.4.0/24 35,300 2026-09-12 11:08:24
154.66.8.0/22 32,907 2026-09-12 11:08:24
154.66.40.0/22 32,837 2026-09-12 11:08:24
154.66.44.0/22 32,814 2026-09-12 11:08:24
154.66.32.0/20 32,779 2026-09-12 11:08:24
169.159.64.0/18 32,775 2026-09-12 11:08:24
154.66.48.0/20 32,770 2026-09-12 11:08:24
154.66.16.0/20 32,761 2026-09-12 11:08:24
160.152.64.0/18 32,731 2026-09-12 11:08:24
160.152.128.0/18 32,721 2026-09-12 11:08:24
154.66.6.0/24 32,685 2026-09-12 11:08:24
154.66.7.0/24 32,682 2026-09-12 11:08:24
160.152.193.0/24 22,820 2026-09-12 11:08:17
160.152.0.0/18 22,787 2026-09-12 11:08:28
160.152.64.0/19 22,783 2026-09-12 11:08:28
160.152.196.0/22 22,782 2026-09-12 11:08:17
160.152.224.0/20 22,777 2026-09-12 11:08:17
160.152.248.0/22 22,771 2026-09-12 11:08:17
160.152.128.0/19 22,770 2026-09-12 11:08:17
169.159.96.0/19 22,715 2026-09-12 11:08:28
169.159.64.0/19 22,700 2026-09-12 11:08:28
154.66.24.0/22 20,904 2026-09-12 11:08:28
154.66.14.0/24 20,900 2026-09-12 11:08:28
154.66.28.0/22 20,890 2026-09-12 11:08:28
154.66.12.0/24 20,889 2026-09-12 11:08:28
154.66.16.0/22 20,889 2026-09-12 11:08:28
154.66.3.0/24 20,888 2026-09-12 11:08:28
154.66.1.0/24 20,883 2026-09-12 11:08:28
154.66.20.0/22 20,881 2026-09-12 11:08:28
154.66.0.0/24 20,880 2026-09-12 11:08:28
154.66.13.0/24 20,879 2026-09-12 11:08:28
154.66.15.0/24 20,872 2026-09-12 11:08:28
154.66.2.0/24 20,867 2026-09-12 11:08:28
154.66.8.0/24 20,856 2026-09-12 11:08:28
160.152.192.0/22 20,749 2026-09-12 11:08:17
160.152.244.0/22 19,589 2026-09-12 11:08:23

Frequently Asked Questions

What is AS37637?

AS37637 is an Autonomous System Number assigned to Smile Communications Nigeria. 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 AS37637 announce?

AS37637 announces 89.9K IPv4 addresses distributed across 15 routed CIDR prefixes. The network is registered in Nigeria.

Who operates AS37637?

AS37637 is operated by Smile Communications Nigeria. The organization is based in Nigeria. You can view all IP ranges and related ASNs on the organization page.

What country is AS37637 registered in?

AS37637 is registered in Nigeria. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-12 11:39:33 UTC
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