Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS45753

Announcement observedAPNIC

NETSEC-HK - Netsec Limited · NETSEC-HK

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/4/2026, 00:43:23Snapshot expired

View network topology RDAP registration

ASN: AS45753
Registration country: Hong Kong SAR China
Name: NETSEC-HK - Netsec Limited
Abbreviation: NETSEC-HK
Registration date: 6/28/2011, 22:42:20
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
103.1.227.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.117.144.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.117.144.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.117.145.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.117.146.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.117.147.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.133.72.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.133.72.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.133.73.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.133.74.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.147.224.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.147.225.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.194.184.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.194.184.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.194.185.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.194.186.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.194.187.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.199.104.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.199.104.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.199.105.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.199.106.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.199.107.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.203.48.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.203.48.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.203.49.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.203.50.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.212.96.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.212.96.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.212.97.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.212.98.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.212.99.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.231.172.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.231.172.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.231.173.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.231.174.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.231.175.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.44.160.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.44.160.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.44.161.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.44.162.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.44.163.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.70.76.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.70.76.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.70.77.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.71.252.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.71.252.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.71.253.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.84.84.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.84.84.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid
103.84.85.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/3/2026, 16:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: NETSEC-HK - Netsec Limited
RIR: APNIC
Registration country: Hong Kong SAR China
Registration date: 6/28/2011, 22:42:20
Abuse contact: noc@netsec.com

Snapshot trend

10/4/2026, 00:43:23461 v40 v63 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap