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Autonomous System

AS3661 · The Chinese University of Hong Kong AS 3661

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

bgp.tools RIPEstat
Announced IPs
74,240
IPv4
IPv4 Prefixes
7
IPv6 Prefixes
2
Hosted Domains
586
resolve into this AS
Peers
14
Customers
—

AS Profile

AS Name
The Chinese University of Hong Kong AS 3661
AS Type
—
Scope
Not Disclosed
RIR
APNIC
Country
HK
Allocated
2002-08-01

RPKI Validity

Total ROAs
4
Valid Prefixes
—
NotFound
9
Announced (BGP)
9
RPKI Coverage
0%

Geographic Footprint

Countries where this AS's scanned IPs are geolocated, by open-IP count.

HK
311

Top Open Ports

Most common open ports across IPs in this AS (last 30 days).

Port Open IPs
443 21
80 18
179 7
8088 3
25 3
22 3
5060 3
8081 1
8008 1
5001 1
2049 1
5800 1
2000 1
53 1
110 1

Upstreams

HK AS3662 HK AS4641 SG AS45474 HK AS137207