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Autonomous System

AS137391

Rings-3

Announced IPs
256
CIDR prefixes
1
ASN
AS137391

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.

65/100
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 1-5Gbps
Geographic scope Asia Pacific
Traffic ratio Heavy Inbound
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
103.72.213.0/24 256
0.0%
Rings-3 BD

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS137391 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
103.72.213.0/24 120,258 2026-07-28 03:27:39

Frequently Asked Questions

What is AS137391?

AS137391 is an Autonomous System Number assigned to Rings-3. 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 AS137391 announce?

AS137391 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Bangladesh.

Who operates AS137391?

AS137391 is operated by Rings-3. The organization is based in Bangladesh. You can view all IP ranges and related ASNs on the organization page.

What country is AS137391 registered in?

AS137391 is registered in Bangladesh. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 03:40:31 UTC
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