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Autonomous System

AS138527

ADC GROUP CO.,LIMITED

Announced IPs
2,048
CIDR prefixes
3
ASN
AS138527

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.

53/100
Caution
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 1 MOAS prefix — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS138527 is now also announced by another ASN (MOAS — Multiple-Origin AS), detected from our RIPE RIS collectors. Often benign (anycast, multi-homing, or a recent transfer) — but it can signal a route leak or prefix hijack, so it's worth inspecting.

PrefixOrigin ASNsLast detected (UTC)
116.204.208.0/24 AS24373, AS138527 2026-07-25 08:23:55

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
196.10.88.0/22 1.0K
0.0%
ADC GROUP CO.,LIMITED ZA
103.127.250.0/23 512
0.2%
ADC GROUP CO.,LIMITED HK
116.204.208.0/23 512
0.0%
ADC GROUP CO.,LIMITED HK

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS138527 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
116.204.209.0/24 16,679 2026-07-26 12:16:41
116.204.208.0/24 16,666 2026-07-24 08:24:34
196.10.90.0/24 16,550 2026-07-26 11:53:40
196.10.88.0/24 16,530 2026-07-26 11:53:40
196.10.91.0/24 16,520 2026-07-26 11:53:40
196.10.88.0/23 16,518 2026-07-26 11:53:40
103.127.251.0/24 15,955 2026-07-26 12:34:53
103.127.250.0/23 15,946 2026-07-26 12:34:53
196.10.89.0/24 9,359 2026-07-26 12:25:13

Frequently Asked Questions

What is AS138527?

AS138527 is an Autonomous System Number assigned to ADC GROUP CO.,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 AS138527 announce?

AS138527 announces 2.0K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Hong Kong.

Who operates AS138527?

AS138527 is operated by ADC GROUP CO.,LIMITED. The organization is based in Hong Kong. You can view all IP ranges and related ASNs on the organization page.

What country is AS138527 registered in?

AS138527 is registered in Hong Kong. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-26 15:10:30 UTC
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