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WorldIP.io
Autonomous System

AS133481

AIS Fibre

Announced IPs
358,656
CIDR prefixes
39
ASN
AS133481

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.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 1-5Tbps
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Restrictive

Web3 footprint

AS133481 hosts 5 observed decentralized-network nodes across 3 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
27.130.0.0/16 65.5K
93.0%
AIS Fibre TH Bangkok Bangkok
49.228.0.0/16 65.5K
99.8%
AIS Fibre TH Bangkok Bangkok
58.136.0.0/16 65.5K
0.0%
AIS Fibre TH Bangkok Bangkok
184.22.0.0/16 65.5K
99.6%
AIS Fibre TH Bangkok Bangkok
184.82.64.0/18 16.4K
99.1%
AIS Fibre TH Pathum Thani Khlong Luang
184.82.192.0/18 16.4K
99.0%
AIS Fibre TH Bangkok Bangkok
49.0.64.0/19 8.2K
99.2%
AIS Fibre TH Bangkok Bangkok
58.64.64.0/19 8.2K
99.4%
AIS Fibre TH — —
184.82.0.0/19 8.2K
99.1%
AIS Fibre TH Bangkok Bangkok
184.82.160.0/19 8.2K
99.1%
AIS Fibre TH Khon Kaen Khon Kaen
58.64.48.0/20 4.1K
99.5%
AIS Fibre TH — —
184.82.16.0/20 4.1K
99.1%
AIS Fibre TH Chiang Mai Chiang Mai
184.82.32.0/20 4.1K
99.0%
AIS Fibre TH Bangkok Bangkok
184.82.144.0/20 4.1K
99.0%
AIS Fibre TH Prachuap Khiri Khan Hua Hin
58.64.104.0/21 2.0K
15.0%
AIS Fibre TH — —
184.82.8.0/21 2.0K
99.1%
AIS Fibre TH — —
184.82.48.0/21 2.0K
99.0%
AIS Fibre TH — —
184.82.136.0/21 2.0K
99.0%
AIS Fibre TH Chon Buri Pattaya
203.170.216.0/21 2.0K
12.5%
AIS Fibre TH — —
58.64.112.0/22 1.0K
14.8%
AIS Fibre TH — —
110.49.116.0/22 1.0K
0.0%
AIS Fibre TH — —
110.49.120.0/22 1.0K
0.0%
AIS Fibre TH — —
184.82.0.0/22 1.0K
98.8%
AIS Fibre TH — —
184.82.56.0/22 1.0K
99.0%
AIS Fibre TH — —
49.229.100.0/23 512
0.0%
AIS Fibre TH — —
58.64.102.0/23 512
15.8%
AIS Fibre TH — —
110.49.114.0/23 512
0.0%
AIS Fibre TH — —
184.82.62.0/23 512
99.0%
AIS Fibre TH — —
203.170.208.0/23 512
0.2%
AIS Fibre TH — —
203.170.212.0/23 512
0.4%
AIS Fibre TH — —
203.170.240.0/23 512
71.9%
AIS Fibre TH — —
14.207.160.0/24 256
0.0%
AIS Fibre TH — —
14.207.163.0/24 256
0.0%
AIS Fibre TH — —
58.64.96.0/24 256
99.6%
AIS Fibre TH — —
110.49.3.0/24 256
0.0%
AIS Fibre TH — —
110.49.124.0/24 256
0.0%
AIS Fibre TH — —
184.82.4.0/24 256
97.3%
AIS Fibre TH — —
184.82.60.0/24 256
99.2%
AIS Fibre TH — —
203.146.174.0/24 256
0.0%
AIS Fibre TH — —
203.146.182.0/24 256
0.4%
AIS Fibre TH — —
203.146.185.0/24 256
0.0%
AIS Fibre TH — —
203.146.199.0/24 256
0.0%
AIS Fibre TH — —
203.146.207.0/24 256
0.0%
AIS Fibre TH — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS133481 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
14.207.160.0/24 370,133 2026-11-13 09:19:43
14.207.163.0/24 369,500 2026-11-13 09:19:43
49.0.64.0/19 305,347 2026-11-13 09:19:37
49.0.80.0/22 270,065 2026-11-13 09:19:43
58.64.48.0/20 269,869 2026-11-13 09:19:37
58.64.64.0/19 268,270 2026-11-13 09:19:37
110.49.3.0/24 268,058 2026-11-13 09:19:43
110.49.115.0/24 266,998 2026-11-13 09:19:43
110.49.114.0/24 266,990 2026-11-13 09:19:43
110.49.117.0/24 266,634 2026-11-13 09:19:43
110.49.118.0/24 266,628 2026-11-13 09:19:43
110.49.116.0/24 266,575 2026-11-13 09:19:43
110.49.119.0/24 266,462 2026-11-13 09:19:43
110.49.121.0/24 264,141 2026-11-13 09:19:43
110.49.122.0/24 264,051 2026-11-13 09:19:43
110.49.123.0/24 263,838 2026-11-13 09:19:43
110.49.120.0/24 263,442 2026-11-13 09:19:43
110.49.124.0/24 263,421 2026-11-13 09:19:43
49.0.72.0/24 258,726 2026-11-13 09:19:43
49.0.74.0/24 258,699 2026-11-13 09:19:43
49.0.73.0/24 258,682 2026-11-13 09:19:43
49.0.75.0/24 258,550 2026-11-13 09:19:43
49.0.71.0/24 258,531 2026-11-13 09:19:43
49.0.78.0/24 258,512 2026-11-13 09:19:43
49.0.77.0/24 258,348 2026-11-13 09:19:43
49.0.76.0/24 258,318 2026-11-13 09:19:43
49.0.79.0/24 258,241 2026-11-13 09:19:43
49.0.70.0/24 257,984 2026-11-13 09:19:43
49.0.90.0/24 257,630 2026-11-13 09:19:43
49.0.64.0/22 257,319 2026-11-13 09:19:43
49.0.89.0/24 257,218 2026-11-13 09:19:43
49.0.88.0/24 257,187 2026-11-13 09:19:43
49.0.94.0/24 257,036 2026-11-13 09:19:43
49.0.95.0/24 257,015 2026-11-13 09:19:43
49.0.69.0/24 256,897 2026-11-13 09:19:43
58.64.62.0/24 256,620 2026-11-13 09:19:43
49.0.91.0/24 256,523 2026-11-13 09:19:43
49.0.68.0/24 256,493 2026-11-13 09:19:43
58.64.51.0/24 256,151 2026-11-13 09:19:43
49.0.86.0/24 256,000 2026-11-13 09:19:43
58.64.55.0/24 255,700 2026-11-13 09:19:43
49.0.84.0/24 255,689 2026-11-13 09:19:43
49.0.85.0/24 255,035 2026-11-13 09:19:43
49.0.87.0/24 254,869 2026-11-13 09:19:43
58.64.60.0/24 254,854 2026-11-13 09:19:43
58.64.57.0/24 254,134 2026-11-13 09:19:37
58.64.50.0/24 253,569 2026-11-13 09:19:37
58.64.58.0/24 253,389 2026-11-13 09:19:37
58.64.49.0/24 253,237 2026-11-13 09:19:37
58.64.48.0/24 252,759 2026-11-13 09:19:37

Showing top 50 of 656 announced prefixes by sample volume.

Frequently Asked Questions

What is AS133481?

AS133481 is an Autonomous System Number assigned to AIS Fibre. 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 AS133481 announce?

AS133481 announces 358.7K IPv4 addresses distributed across 39 routed CIDR prefixes. The network is registered in Thailand.

Who operates AS133481?

AS133481 is operated by AIS Fibre. The organization is based in Thailand. You can view all IP ranges and related ASNs on the organization page.

What country is AS133481 registered in?

AS133481 is registered in Thailand. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-13 09:24:05 UTC
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