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Autonomous System

AS208223

Shu-hao Tung

Announced IPs
512
CIDR prefixes
1
ASN
AS208223

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.

65/100
Moderate
How this score is built

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

Network profile

Source: PeeringDB →
Network type Educational/Research
Traffic level 100-1000Mbps
Geographic scope Asia Pacific
Traffic ratio Mostly Inbound
Peering policy Open
IRR record AS208223:AS-ALL

Present at 7 internet exchanges: Poema IX, STUIX, HN Internet Exchange (Main), DataSphere Internet Exchange (Hong Kong), TPIX-TW, CXIX - Great Lakes, Protocol 7 IX - Hong Kong

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
160.25.104.0/23 512
98.0%
Shu-hao Tung TW
160.25.104.128/25 128
0.0%
Shu-hao Tung TW
160.25.105.128/25 128
0.0%
Shu-hao Tung SG
160.25.105.0/26 64
0.0%
Shu-hao Tung SG
160.25.104.32/27 32
0.0%
Shu-hao Tung TW
160.25.104.16/28 16
0.0%
Shu-hao Tung TW
160.25.104.8/29 8
0.0%
Shu-hao Tung TW
160.25.104.0/30 4
0.0%
Shu-hao Tung TW
160.25.104.6/31 2
0.0%
Shu-hao Tung TW
160.25.104.4 1
0.0%
Shu-hao Tung TW
160.25.104.5 1
0.0%
Shu-hao Tung JP
160.25.104.64 1
0.0%
Shu-hao Tung TW
160.25.104.65 1
0.0%
Shu-hao Tung CN
160.25.104.66 1
0.0%
Shu-hao Tung ID
160.25.104.67 1
0.0%
Shu-hao Tung JP
160.25.104.68 1
0.0%
Shu-hao Tung KR
160.25.104.69 1
0.0%
Shu-hao Tung SG
160.25.104.70 1
0.0%
Shu-hao Tung HK
160.25.104.71 1
0.0%
Shu-hao Tung TR
160.25.104.72 1
0.0%
Shu-hao Tung AR
160.25.104.73 1
0.0%
Shu-hao Tung BR
160.25.104.74 1
0.0%
Shu-hao Tung AU
160.25.104.75 1
0.0%
Shu-hao Tung US
160.25.104.76 1
0.0%
Shu-hao Tung CA
160.25.104.77 1
0.0%
Shu-hao Tung GB
160.25.104.78 1
0.0%
Shu-hao Tung DE
160.25.104.79 1
0.0%
Shu-hao Tung FR
160.25.104.80 1
0.0%
Shu-hao Tung IT
160.25.104.81 1
0.0%
Shu-hao Tung IN
160.25.104.82 1
0.0%
Shu-hao Tung MX
160.25.104.83 1
0.0%
Shu-hao Tung ES
160.25.104.84 1
0.0%
Shu-hao Tung RU
160.25.104.85 1
0.0%
Shu-hao Tung ZA
160.25.104.86 1
0.0%
Shu-hao Tung EG
160.25.104.87 1
0.0%
Shu-hao Tung BR
160.25.104.88 1
0.0%
Shu-hao Tung PT
160.25.104.89 1
0.0%
Shu-hao Tung NL
160.25.104.90 1
0.0%
Shu-hao Tung CH
160.25.104.91 1
0.0%
Shu-hao Tung SE
160.25.104.92 1
0.0%
Shu-hao Tung NO
160.25.104.93 1
0.0%
Shu-hao Tung DK
160.25.104.94 1
0.0%
Shu-hao Tung FI
160.25.104.95 1
0.0%
Shu-hao Tung PL
160.25.104.96 1
0.0%
Shu-hao Tung IE
160.25.104.97 1
0.0%
Shu-hao Tung GR
160.25.104.98 1
0.0%
Shu-hao Tung CZ
160.25.104.99 1
0.0%
Shu-hao Tung HU
160.25.104.100 1
0.0%
Shu-hao Tung BE
160.25.104.101 1
0.0%
Shu-hao Tung AT
160.25.104.102 1
0.0%
Shu-hao Tung SK
160.25.104.103 1
0.0%
Shu-hao Tung SI
160.25.104.104 1
0.0%
Shu-hao Tung HR
160.25.104.105 1
0.0%
Shu-hao Tung BA
160.25.104.106 1
0.0%
Shu-hao Tung MK
160.25.104.107 1
0.0%
Shu-hao Tung RS
160.25.104.108 1
0.0%
Shu-hao Tung ME
160.25.104.109 1
0.0%
Shu-hao Tung RO
160.25.104.110 1
0.0%
Shu-hao Tung BG
160.25.104.111 1
0.0%
Shu-hao Tung LV
160.25.104.112 1
0.0%
Shu-hao Tung LT
160.25.104.113 1
0.0%
Shu-hao Tung EE
160.25.104.114 1
0.0%
Shu-hao Tung UA
160.25.104.115 1
0.0%
Shu-hao Tung BY
160.25.104.116 1
0.0%
Shu-hao Tung MD
160.25.104.117 1
0.0%
Shu-hao Tung GE
160.25.104.118 1
0.0%
Shu-hao Tung AM
160.25.104.119 1
0.0%
Shu-hao Tung AZ
160.25.104.120 1
0.0%
Shu-hao Tung KZ
160.25.104.121 1
0.0%
Shu-hao Tung UZ
160.25.104.122 1
0.0%
Shu-hao Tung TM
160.25.104.123 1
0.0%
Shu-hao Tung TJ
160.25.104.124 1
0.0%
Shu-hao Tung KG
160.25.104.125 1
0.0%
Shu-hao Tung PK
160.25.104.126 1
0.0%
Shu-hao Tung BD
160.25.104.127 1
0.0%
Shu-hao Tung AQ
160.25.105.64 1
0.0%
Shu-hao Tung TW
160.25.105.65 1
0.0%
Shu-hao Tung CN
160.25.105.66 1
0.0%
Shu-hao Tung ID
160.25.105.67 1
0.0%
Shu-hao Tung JP
160.25.105.68 1
0.0%
Shu-hao Tung KR
160.25.105.69 1
0.0%
Shu-hao Tung SG
160.25.105.70 1
0.0%
Shu-hao Tung HK
160.25.105.71 1
0.0%
Shu-hao Tung TR
160.25.105.72 1
0.0%
Shu-hao Tung AR
160.25.105.73 1
0.0%
Shu-hao Tung BR
160.25.105.74 1
0.0%
Shu-hao Tung AU
160.25.105.75 1
0.0%
Shu-hao Tung US
160.25.105.76 1
0.0%
Shu-hao Tung CA
160.25.105.77 1
0.0%
Shu-hao Tung GB
160.25.105.78 1
0.0%
Shu-hao Tung DE
160.25.105.79 1
0.0%
Shu-hao Tung FR
160.25.105.80 1
0.0%
Shu-hao Tung IT
160.25.105.81 1
0.0%
Shu-hao Tung IN
160.25.105.82 1
0.0%
Shu-hao Tung MX
160.25.105.83 1
0.0%
Shu-hao Tung ES
160.25.105.84 1
0.0%
Shu-hao Tung RU
160.25.105.85 1
0.0%
Shu-hao Tung ZA
160.25.105.86 1
0.0%
Shu-hao Tung EG
160.25.105.87 1
0.0%
Shu-hao Tung BR
160.25.105.88 1
0.0%
Shu-hao Tung PT

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS208223 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
160.25.104.0/23 152,141 2026-08-02 15:23:00
160.25.105.0/24 79,406 2026-08-02 15:37:54
160.25.104.0/24 3,346 2026-08-02 02:33:03

Frequently Asked Questions

What is AS208223?

AS208223 is an Autonomous System Number assigned to Shu-hao Tung. 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 AS208223 announce?

AS208223 announces 512 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Taiwan.

Who operates AS208223?

AS208223 is operated by Shu-hao Tung. The organization is based in Taiwan. You can view all IP ranges and related ASNs on the organization page.

What country is AS208223 registered in?

AS208223 is registered in Taiwan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-02 15:55:32 UTC
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