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Autonomous System

AS208525

Airu Limited

Announced IPs
38,400
CIDR prefixes
28
ASN
AS208525

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 →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
27.122.32.0/20 4.1K
0.0%
Airu Limited JP
113.213.128.0/20 4.1K
0.0%
Airu Limited JP
203.132.112.0/20 4.1K
0.0%
Airu Limited JP
207.70.224.0/20 4.1K
0.0%
Airu Limited US Texas Frisco
27.122.40.0/21 2.0K
0.0%
Airu Limited HK
112.142.144.0/21 2.0K
0.0%
Airu Limited TH
112.142.224.0/21 2.0K
0.0%
Airu Limited TH
112.143.40.0/21 2.0K
0.0%
Airu Limited TH
203.132.104.0/21 2.0K
0.0%
Airu Limited JP
207.70.192.0/21 2.0K
0.0%
Airu Limited US
207.70.232.0/21 2.0K
0.0%
Airu Limited HK
216.93.48.0/21 2.0K
10.8%
Airu Limited US
27.122.32.0/22 1.0K
0.0%
Airu Limited HK
27.122.36.0/22 1.0K
0.0%
Airu Limited JP
112.143.44.0/22 1.0K
0.0%
Airu Limited HK
113.213.132.0/22 1.0K
0.0%
Airu Limited HK
113.213.136.0/22 1.0K
0.0%
Airu Limited HK
135.84.252.0/22 1.0K
0.0%
Airu Limited IN
203.132.96.0/22 1.0K
0.0%
Airu Limited JP
204.187.164.0/22 1.0K
0.0%
Ntte Global Network Brand Name CA
204.187.248.0/22 1.0K
0.0%
Airu Limited CA
207.70.228.0/22 1.0K
0.0%
Airu Limited HK
43.251.150.0/23 512
0.0%
Airu Limited IN
103.224.148.0/23 512
0.0%
Airu Limited IN
112.142.36.0/23 512
0.0%
Airu Limited TH
112.143.40.0/23 512
0.0%
Airu Limited KR
112.143.42.0/23 512
0.0%
Airu Limited HK
113.213.128.0/23 512
0.0%
Airu Limited HK
113.213.130.0/23 512
0.0%
Airu Limited JP
113.213.140.0/23 512
0.0%
Airu Limited JP
113.213.142.0/23 512
0.0%
Airu Limited HK
135.84.250.0/23 512
0.0%
Airu Limited IN
146.88.164.0/23 512
0.0%
Airu Limited IN
165.84.250.0/23 512
0.0%
Airu Limited IN
204.153.160.0/23 512
0.0%
Airu Limited US
204.187.252.0/23 512
0.0%
Airu Limited CA
207.70.224.0/23 512
0.0%
Airu Limited HK
207.70.226.0/23 512
0.0%
Airu Limited US
43.251.131.0/24 256
0.0%
Airu Limited BN
146.88.172.0/24 256
0.0%
Airu Limited IN
146.88.175.0/24 256
0.0%
Airu Limited IN
165.84.249.0/24 256
0.0%
Airu Limited IN
203.132.100.0/24 256
0.0%
Airu Limited JP
204.187.254.0/24 256
0.0%
Airu Limited CA

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS208525 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
27.122.32.0/22 277,946 2026-09-10 20:52:08
207.70.224.0/21 276,704 2026-09-10 20:43:51
113.213.136.0/22 275,945 2026-09-10 20:43:21
113.213.142.0/23 275,841 2026-09-10 20:07:15
113.213.134.0/23 275,766 2026-09-10 20:49:24
204.153.160.0/23 275,431 2026-09-10 20:48:51
207.70.192.0/21 275,327 2026-09-10 20:50:19
113.213.128.0/23 275,269 2026-09-10 20:06:59
204.187.254.0/24 206,536 2026-09-10 20:36:17
216.93.48.0/21 205,731 2026-09-10 20:40:30
204.187.252.0/23 203,257 2026-09-10 20:38:20
112.142.148.0/22 201,426 2026-09-10 20:50:45
112.142.144.0/22 201,269 2026-09-10 20:48:43
112.142.36.0/23 199,784 2026-09-10 20:43:31
27.122.44.0/22 181,035 2026-09-10 19:52:39
207.70.232.0/23 178,106 2026-09-10 20:12:41
207.70.234.0/23 177,792 2026-09-10 20:12:41
207.70.236.0/23 177,786 2026-09-10 20:12:41
112.142.224.0/21 98,046 2026-09-10 19:52:39
207.70.238.0/23 96,686 2026-09-10 20:12:41
112.143.40.0/21 58,997 2026-09-10 20:52:45
64.77.170.0/23 40,962 2026-08-24 05:29:25
64.77.172.0/23 40,952 2026-08-24 05:29:25
64.77.174.0/23 40,884 2026-08-24 05:29:25
64.77.168.0/23 40,811 2026-08-24 05:29:25
204.187.166.0/23 37,021 2026-08-13 13:45:52
204.187.164.0/23 36,990 2026-08-13 13:45:52
216.93.90.0/23 17,962 2026-06-23 03:18:21
204.187.248.0/22 17,920 2026-06-04 04:24:21
216.93.92.0/23 17,809 2026-06-23 03:18:26
216.93.88.0/23 17,705 2026-06-23 03:17:22
27.122.36.0/22 7,223 2026-09-10 18:08:23
27.122.40.0/22 7,195 2026-09-10 18:08:23
113.213.130.0/23 7,003 2026-09-10 18:08:23
113.213.132.0/23 6,792 2026-09-10 18:08:23
113.213.140.0/23 6,743 2026-09-10 18:08:23
203.132.116.0/22 6,221 2026-09-10 18:08:23
203.132.120.0/22 6,088 2026-09-10 18:08:23
203.132.112.0/22 5,939 2026-09-10 18:08:23
203.132.96.0/22 5,934 2026-09-10 18:08:23
203.132.104.0/22 5,922 2026-09-10 18:08:23
203.132.108.0/22 5,706 2026-09-10 18:08:23
203.132.100.0/24 5,698 2026-09-10 18:08:23
203.132.124.0/22 5,628 2026-09-10 18:08:23
112.142.36.0/24 1,502 2026-07-08 08:35:50

Frequently Asked Questions

What is AS208525?

AS208525 is an Autonomous System Number assigned to Airu 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 AS208525 announce?

AS208525 announces 38.4K IPv4 addresses distributed across 28 routed CIDR prefixes. The network is registered in Hong Kong.

Who operates AS208525?

AS208525 is operated by Airu Limited. The organization is based in Hong Kong. You can view all IP ranges and related ASNs on the organization page.

What country is AS208525 registered in?

AS208525 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: 2026-09-10 20:56:06 UTC
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