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Autonomous System

AS133233

S.N. Bose National Centre for basic sceinces

Announced IPs
256
CIDR prefixes
1
ASN
AS133233

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 →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
103.230.166.0/24 256
5.1%
S.N. Bose National Centre for basic sceinces IN

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS133233 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
103.230.166.0/24 78,019 2026-07-28 19:19:48

Frequently Asked Questions

What is AS133233?

AS133233 is an Autonomous System Number assigned to S.N. Bose National Centre for basic sceinces. 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 AS133233 announce?

AS133233 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in India.

Who operates AS133233?

AS133233 is operated by S.N. Bose National Centre for basic sceinces. The organization is based in India. You can view all IP ranges and related ASNs on the organization page.

What country is AS133233 registered in?

AS133233 is registered in India. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 19:25:31 UTC
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