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Autonomous System

AS37630

Ernst and Young Services Limited

Announced IPs
512
CIDR prefixes
2
ASN
AS37630

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
196.13.127.0/24 256
0.0%
EY-JHB-AS ZA Gauteng Johannesburg
196.13.131.0/24 256
0.0%
EY-JHB-AS ZA

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS37630 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
196.13.131.0/24 50,882 2026-08-03 17:16:17
196.13.127.0/24 50,799 2026-08-03 17:16:17

Frequently Asked Questions

What is AS37630?

AS37630 is an Autonomous System Number assigned to Ernst and Young Services 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 AS37630 announce?

AS37630 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in South Africa.

Who operates AS37630?

AS37630 is operated by Ernst and Young Services Limited. The organization is based in South Africa. You can view all IP ranges and related ASNs on the organization page.

What country is AS37630 registered in?

AS37630 is registered in South Africa. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-03 17:42:02 UTC
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