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WorldIP.io
Autonomous System

AS45753

Netsec Limited

Netsec Limited Hong Kong 🌐 simcentric.com
Announced IPs
108,800
CIDR prefixes
88
ASN
AS45753

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.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Content
Geographic scope Asia Pacific
Traffic ratio Mostly Outbound
Peering policy Open
Website ↗

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
182.16.64.0/18 16.4K
0.1%
Netsec Limited HK — —
52.128.224.0/19 8.2K
0.2%
Netsec Limited HK — —
148.66.0.0/19 8.2K
0.2%
Netsec Limited HK — —
182.16.0.0/19 8.2K
0.2%
Netsec Limited HK — —
182.16.64.0/19 8.2K
0.2%
Netsec Limited HK — —
182.16.96.0/19 8.2K
0.0%
— HK — —
216.118.224.0/19 8.2K
2.5%
Netsec Limited HK — —
110.173.48.0/20 4.1K
1.0%
Netsec Limited HK — —
111.68.0.0/20 4.1K
0.6%
Netsec Limited HK — —
112.121.160.0/20 4.1K
0.0%
— HK — —
148.66.16.0/20 4.1K
0.4%
Netsec Limited HK — —
148.66.48.0/20 4.1K
3.6%
Netsec Limited HK — —
180.178.32.0/20 4.1K
0.3%
Netsec Limited HK — —
182.16.32.0/20 4.1K
0.0%
Netsec Limited HK — —
182.16.80.0/20 4.1K
0.2%
Netsec Limited HK — —
52.128.224.0/21 2.0K
0.0%
— HK — —
52.128.248.0/21 2.0K
0.0%
— HK — —
69.72.80.0/21 2.0K
0.0%
Netsec Limited HK — —
111.68.0.0/21 2.0K
0.5%
Netsec Limited HK — —
112.121.160.0/21 2.0K
0.5%
Netsec Limited HK — —
112.121.176.0/21 2.0K
0.2%
Netsec Limited HK — —
119.42.144.0/21 2.0K
0.0%
Netsec Limited HK — —
148.66.8.0/21 2.0K
0.0%
Netsec Limited HK — —
182.16.48.0/21 2.0K
0.5%
Netsec Limited HK — —
182.16.72.0/21 2.0K
0.2%
Netsec Limited HK — —
182.16.104.0/21 2.0K
0.0%
Netsec Limited HK — —
182.16.112.0/21 2.0K
0.0%
Netsec Limited HK — —
52.128.232.0/22 1.0K
0.0%
— HK — —
103.1.224.0/22 1.0K
0.0%
Netsec Limited HK — —
103.44.160.0/22 1.0K
4.7%
Netsec Limited HK — —
103.84.84.0/22 1.0K
2.4%
Netsec Limited HK — —
103.117.144.0/22 1.0K
1.9%
Netsec Limited HK — —
103.194.184.0/22 1.0K
0.0%
Netsec Limited HK — —
103.199.104.0/22 1.0K
0.3%
Netsec Limited HK — —
103.212.96.0/22 1.0K
0.4%
Netsec Limited HK — —
103.231.172.0/22 1.0K
0.0%
— HK — —
111.68.8.0/22 1.0K
1.0%
Netsec Limited HK — —
112.121.172.0/22 1.0K
0.0%
Netsec Limited HK — —
112.121.188.0/22 1.0K
6.4%
Netsec Limited HK — —
116.213.36.0/22 1.0K
0.9%
Netsec Limited HK — —
123.253.24.0/22 1.0K
0.0%
Netsec Limited HK — —
137.59.20.0/22 1.0K
2.1%
Netsec Limited HK — —
139.5.200.0/22 1.0K
2.1%
Netsec Limited HK — —
141.193.156.0/22 1.0K
1.9%
Netsec Limited HK — —
148.66.4.0/22 1.0K
0.3%
Netsec Limited HK — —
157.85.232.0/22 1.0K
0.0%
Netsec Limited SG — —
175.41.16.0/22 1.0K
0.0%
Netsec Limited HK — —
180.178.52.0/22 1.0K
0.0%
Netsec Limited HK — —
182.16.56.0/22 1.0K
0.5%
Netsec Limited HK — —
182.16.64.0/22 1.0K
0.7%
Netsec Limited HK — —
182.16.100.0/22 1.0K
0.0%
Netsec Limited HK — —
182.16.120.0/22 1.0K
0.0%
Netsec Limited HK — —
43.225.198.0/23 512
6.8%
Netsec Limited HK — —
52.128.236.0/23 512
0.0%
— HK — —
103.70.76.0/23 512
0.0%
Netsec Limited HK — —
103.71.252.0/23 512
0.8%
Netsec Limited HK — —
103.133.72.0/23 512
0.0%
Netsec Limited HK — —
103.147.224.0/23 512
0.0%
Netsec Limited HK — —
103.203.48.0/23 512
5.3%
Netsec Limited HK — —
103.231.172.0/23 512
0.0%
Netsec Limited HK — —
112.121.168.0/23 512
0.0%
Netsec Limited HK — —
141.193.152.0/23 512
0.6%
Netsec Limited HK — —
148.66.2.0/23 512
0.0%
Netsec Limited HK — —
157.85.238.0/23 512
0.0%
Netsec Limited SG — —
175.41.30.0/23 512
27.0%
Netsec Limited HK — —
180.178.48.0/23 512
0.2%
Netsec Limited HK — —
180.178.52.0/23 512
0.0%
Netsec Limited HK — —
182.16.56.0/23 512
1.0%
Netsec Limited HK — —
182.16.60.0/23 512
0.4%
Netsec Limited HK — —
182.16.70.0/23 512
0.0%
Netsec Limited HK — —
182.16.96.0/23 512
0.0%
Netsec Limited HK — —
182.16.126.0/23 512
0.0%
Netsec Limited HK — —
43.225.197.0/24 256
0.0%
Netsec Limited HK — —
52.128.239.0/24 256
0.0%
— HK — —
52.128.240.0/24 256
0.0%
— HK — —
52.128.243.0/24 256
0.0%
— HK — —
52.128.247.0/24 256
0.0%
— HK — —
103.1.227.0/24 256
0.0%
Netsec Limited HK — —
103.89.72.0/24 256
0.0%
Netsec Limited HK — —
103.133.74.0/24 256
0.0%
— HK — —
103.203.50.0/24 256
4.7%
Netsec Limited HK — —
103.231.174.0/24 256
0.0%
Netsec Limited HK — —
111.68.12.0/24 256
0.0%
Netsec Limited HK — —
112.121.170.0/24 256
2.0%
Netsec Limited HK — —
141.193.155.0/24 256
1.2%
Netsec Limited HK — —
148.66.1.0/24 256
0.0%
Netsec Limited HK — —
154.212.161.0/24 256
0.0%
Netsec Limited SC — —
175.41.20.0/24 256
0.0%
Netsec Limited HK — —
175.41.29.0/24 256
0.0%
Netsec Limited HK — —
180.178.50.0/24 256
1.6%
Netsec Limited HK — —
180.178.55.0/24 256
0.0%
Netsec Limited HK — —
182.16.59.0/24 256
0.0%
Netsec Limited HK — —
182.16.60.0/24 256
0.8%
Netsec Limited HK — —
182.16.63.0/24 256
1.6%
Netsec Limited HK — —
182.16.98.0/24 256
0.0%
Netsec Limited HK — —
182.16.124.0/24 256
0.0%
Netsec Limited HK — —
202.59.249.0/24 256
0.4%
Netsec Limited HK — —
202.61.97.0/24 256
0.0%
Netsec Limited HK — —
202.61.111.0/24 256
0.0%
Netsec Limited HK — —
203.7.167.0/24 256
0.0%
Netsec Limited HK — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS45753 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
69.72.83.0/24 226,637 2026-07-18 11:59:45
182.16.48.0/24 59,533 2026-07-18 10:52:52
103.70.77.0/24 58,944 2026-07-18 12:00:33
52.128.229.0/24 52,688 2026-07-18 11:59:33
216.118.232.0/24 48,479 2026-07-18 12:00:54
182.16.120.0/24 33,160 2026-07-18 10:52:52
157.85.232.0/24 30,531 2026-07-18 11:59:33
110.173.58.0/24 28,849 2026-07-18 11:59:33
182.16.22.0/24 25,692 2026-07-18 10:52:52
148.66.4.0/24 24,900 2026-07-18 12:00:33
216.118.242.0/24 24,523 2026-07-18 10:52:52
112.121.166.0/24 23,439 2026-07-18 11:59:33
180.178.36.0/24 22,830 2026-07-18 11:59:33
103.199.105.0/24 21,305 2026-07-18 11:59:33
112.121.190.0/24 21,294 2026-07-18 11:59:33
148.66.24.0/24 21,054 2026-07-18 11:59:33
182.16.56.0/24 20,869 2026-07-18 10:52:52
148.66.17.0/24 20,732 2026-07-18 11:59:33
103.133.73.0/24 19,650 2026-07-18 12:00:40
148.66.5.0/24 19,052 2026-07-18 11:59:33
112.121.183.0/24 19,046 2026-07-18 11:59:33
216.118.252.0/24 19,024 2026-07-18 10:52:52
52.128.225.0/24 18,726 2026-07-18 11:59:33
216.118.226.0/24 18,669 2026-07-18 10:52:52
123.253.26.0/24 18,515 2026-07-18 11:59:33
216.118.240.0/24 18,174 2026-07-18 10:52:52
112.121.167.0/24 17,966 2026-07-18 11:59:33
69.72.80.0/24 17,890 2026-07-18 11:59:33
148.66.22.0/24 17,787 2026-07-18 11:59:33
119.42.146.0/24 17,734 2026-07-18 11:59:33
103.117.145.0/24 17,661 2026-07-18 11:59:33
112.121.177.0/24 17,020 2026-07-18 11:59:33
182.16.53.0/24 16,911 2026-07-18 10:52:52
43.225.197.0/24 16,829 2026-07-18 11:59:33
216.118.247.0/24 16,690 2026-07-18 10:52:52
182.16.72.0/24 16,448 2026-07-18 11:15:21
103.194.186.0/24 16,416 2026-07-18 11:59:33
182.16.15.0/24 16,394 2026-07-18 10:52:52
182.16.11.0/24 16,291 2026-07-18 10:52:52
182.16.79.0/24 16,103 2026-07-18 10:52:52
182.16.6.0/24 16,035 2026-07-18 10:52:52
148.66.14.0/24 15,906 2026-07-18 11:59:33
103.199.107.0/24 15,729 2026-07-18 11:59:33
182.16.41.0/24 15,716 2026-07-18 10:52:52
182.16.38.0/24 15,669 2026-07-18 10:53:01
182.16.19.0/24 15,389 2026-07-18 10:52:52
148.66.9.0/24 15,353 2026-07-18 11:59:33
110.173.51.0/24 15,187 2026-07-18 11:59:33
182.16.87.0/24 15,150 2026-07-18 10:52:52
182.16.13.0/24 15,139 2026-07-18 10:52:52

Showing top 50 of 650 announced prefixes by sample volume.

Frequently Asked Questions

What is AS45753?

AS45753 is an Autonomous System Number assigned to Netsec 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 AS45753 announce?

AS45753 announces 108.8K IPv4 addresses distributed across 88 routed CIDR prefixes. The network is registered in Hong Kong.

Who operates AS45753?

AS45753 is operated by Netsec Limited. The organization is based in Hong Kong. You can view all IP ranges and related ASNs on the organization page.

What country is AS45753 registered in?

AS45753 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: 2026-07-18 12:40:28 UTC
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