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Organization

Chulalongkorn University

IPv4 addresses
203,264
CIDR ranges
97
Category
academic
BGP prefixes announced
7

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.

71/100
Moderate
How this score is built

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

Countries served by Chulalongkorn University

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by Chulalongkorn University

ASNNameIPsPrefixesCountry
AS3839 Chulalongkorn University 66.0K 3 TH

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
161.200.0.0/16 65.5K
9.0%
AS3839 TH Bangkok Bangkok
203.159.128.0/17 32.8K
0.0%
AS4621 TH
182.93.192.0/18 16.4K
0.0%
AS4621 TH
202.29.192.0/18 16.4K
0.0%
AS4621 TH Khon Kaen Khon Kaen
203.159.192.0/18 16.4K
0.0%
AS4621 TH
202.28.192.0/19 8.2K
0.0%
AS4621 TH Chiang Mai Chiang Mai
203.159.128.0/19 8.2K
0.0%
AS4621 TH
202.28.224.0/20 4.1K
1.1%
AS4621 TH Chiang Mai Chiang Mai
202.29.112.0/20 4.1K
0.0%
AS4621 TH
202.29.128.0/20 4.1K
0.0%
AS4621 TH
203.159.176.0/20 4.1K
0.0%
AS4621 TH
202.28.56.0/21 2.0K
0.8%
AS4621 TH Nakhon Nayok Ongkharak
202.28.104.0/21 2.0K
0.2%
AS4621 TH
202.28.120.0/21 2.0K
0.0%
AS4621 TH
202.29.40.0/21 2.0K
0.0%
AS4621 TH
202.29.152.0/21 2.0K
0.0%
AS4621 TH
202.29.160.0/21 2.0K
0.0%
AS4621 TH
202.29.184.0/21 2.0K
0.0%
AS4621 TH
203.159.168.0/21 2.0K
0.0%
AS4621 TH
103.1.160.0/22 1.0K
0.0%
AS4621 TH
202.28.20.0/22 1.0K
0.0%
AS4621 TH Phitsanulok Phitsanulok
202.28.28.0/22 1.0K
0.0%
AS4621 TH
202.28.36.0/22 1.0K
0.0%
AS4621 TH
202.28.56.0/22 1.0K
0.0%
AS4621 TH
202.28.76.0/22 1.0K
50.2%
AS4621 TH Bangkok Bangkok
202.28.84.0/22 1.0K
0.0%
AS4621 TH
202.28.96.0/22 1.0K
0.0%
AS4621 TH
202.28.112.0/22 1.0K
0.0%
AS4621 TH
202.28.240.0/22 1.0K
0.0%
AS4621 TH
202.28.252.0/22 1.0K
0.0%
AS4621 TH
202.29.0.0/22 1.0K
0.0%
AS4621 TH
202.29.48.0/22 1.0K
0.0%
AS4621 TH
202.29.72.0/22 1.0K
0.0%
AS4621 TH
202.29.168.0/22 1.0K
0.0%
AS4621 TH
202.29.180.0/22 1.0K
0.0%
AS4621 TH
203.158.132.0/22 1.0K
0.0%
AS4621 TH
203.158.136.0/22 1.0K
0.0%
AS4621 TH
203.158.156.0/22 1.0K
0.5%
AS4621 TH
202.28.2.0/23 512
0.0%
AS4621 TH
202.28.18.0/23 512
0.0%
AS4621 TH
202.28.52.0/23 512
2.3%
AS4621 TH
202.28.82.0/23 512
0.0%
AS4621 TH
202.29.14.0/23 512
0.0%
AS4621 TH
202.29.20.0/23 512
0.0%
AS4621 TH Ubon Ratchathani Ubon Ratchathani
202.29.28.0/23 512
0.0%
AS4621 TH
202.29.34.0/23 512
0.0%
AS4621 TH
202.29.54.0/23 512
0.0%
AS4621 TH
202.29.62.0/23 512
0.0%
AS4621 TH
202.29.68.0/23 512
0.0%
AS4621 TH
202.29.78.0/23 512
0.0%
AS4621 TH
202.29.84.0/23 512
0.0%
AS4621 TH
202.29.90.0/23 512
0.0%
AS4621 TH
202.29.94.0/23 512
0.0%
AS4621 TH
202.29.96.0/23 512
0.0%
AS4621 TH
202.29.100.0/23 512
0.0%
AS4621 TH
202.29.110.0/23 512
0.0%
AS4621 TH
202.44.138.0/23 512
0.0%
AS4621 TH
203.158.150.0/23 512
1.8%
AS4621 TH
203.158.154.0/23 512
0.0%
AS4621 TH
203.159.162.0/23 512
0.0%
AS4621 TH
203.159.166.0/23 512
0.0%
AS4621 TH
192.207.64.0/24 256
2.7%
AS3839 TH
202.6.90.0/24 256
0.0%
AS3839 TH
202.28.0.0/24 256
0.8%
AS4621 TH
202.28.55.0/24 256
0.0%
AS4621 TH
202.28.61.0/24 256
0.0%
AS4621 TH
202.28.63.0/24 256
0.0%
AS4621 TH
202.28.65.0/24 256
0.0%
AS4621 TH
202.29.5.0/24 256
0.0%
AS4621 TH
202.29.7.0/24 256
0.0%
AS4621 TH
202.29.13.0/24 256
0.0%
AS4621 TH
202.29.17.0/24 256
0.0%
AS4621 TH
202.29.19.0/24 256
0.0%
AS4621 TH
202.29.25.0/24 256
0.0%
AS4621 TH
202.29.27.0/24 256
0.0%
AS4621 TH
202.29.31.0/24 256
0.0%
AS4621 TH
202.29.36.0/24 256
0.0%
AS4621 TH
202.29.38.0/24 256
0.0%
AS4621 TH
202.29.52.0/24 256
0.0%
AS4621 TH
202.29.56.0/24 256
0.0%
AS4621 TH
202.29.59.0/24 256
0.0%
AS4621 TH
202.29.61.0/24 256
0.0%
AS4621 TH
202.29.67.0/24 256
0.0%
AS4621 TH
202.29.71.0/24 256
0.0%
AS4621 TH
202.29.76.0/24 256
0.0%
AS4621 TH
202.29.87.0/24 256
0.0%
AS4621 TH Khon Kaen Khon Kaen
202.29.89.0/24 256
0.0%
AS4621 TH
202.29.92.0/24 256
0.0%
AS4621 TH
202.29.99.0/24 256
0.0%
AS4621 TH
202.29.102.0/24 256
0.0%
AS4621 TH
202.29.105.0/24 256
0.0%
AS4621 TH
202.29.107.0/24 256
0.0%
AS4621 TH
202.29.145.0/24 256
0.0%
AS4621 TH
202.44.128.0/24 256
0.0%
AS4621 TH
203.158.153.0/24 256
0.0%
AS4621 TH
203.159.161.0/24 256
0.0%
AS4621 TH
203.159.165.0/24 256
0.0%
AS4621 TH

Frequently Asked Questions

How many IP addresses does Chulalongkorn University own?

Chulalongkorn University controls 203.3K IPv4 addresses distributed across 97 CIDR ranges. The organization is registered in Thailand.

What ASNs does Chulalongkorn University operate?

Chulalongkorn University operates 1 Autonomous System. Each ASN represents an independently routed network that Chulalongkorn University manages for internet traffic delivery.

What type of organization is Chulalongkorn University?

Chulalongkorn University is categorized as academic. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-29 05:55:31 UTC
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