AS4776 — ANET-TH-AP - A-Net Co., Ltd.

AS4776 announces 16 IPv4 prefixes covering 41,728 addresses and 1 IPv6 prefixes.

About this network

ANET-TH-AP — the network of A-Net (ANET), an internet service provider based in Bangkok, Thailand.

What it's used for

• Internet access and connectivity services for Thai customers.
• Peering and transit within the Thai internet.

Notable

• A-Net has operated in the Thai market since the earlier commercial-internet era, and its network still announces its long-held 203.148.x.x address ranges.
• The provider is small relative to Thailand's major national carriers but holds a substantial legacy allocation for its size.

Interesting

• The -TH-AP suffix on the handle is the standard APNIC convention: country code plus the Asia-Pacific region marker.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 203.148.128.0/21
• 203.148.136.0/22
• 203.148.140.0/24
• 203.148.160.0/24
• 203.148.164.0/22
• 203.148.168.0/21
• 203.148.176.0/22
• 203.148.180.0/23
• 203.148.183.0/24
• 203.148.184.0/22
• 203.148.190.0/23
• 203.148.192.0/22
• 203.148.200.0/21
• 203.148.208.0/20
• 203.148.224.0/19
• 210.203.128.0/18
• 2404:2600::/32

Upstream networks

• AS132876 Symphony Communication (Thailand) PCL.
• AS45796 UIH / BB Connect
• AS132280 Symphony Communication (Thailand) PCL.
• AS38794 UIH

Downstream networks

• AS24040 DataOne Asia (Thailand) Co.,Ltd.

Adjacent networks

• AS132876 Symphony Communication (Thailand) PCL.
• AS45796 UIH / BB Connect
• AS24040 DataOne Asia (Thailand) Co.,Ltd.
• AS132280 Symphony Communication (Thailand) PCL.
• AS38794 UIH

Routing security

• RPKI: 8 valid, 0 invalid and 32 not-found announcements; 9 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 790 route objects.
• Listed in as-sets: AS-132280, AS-132876, AS-63529-AS-IMPORT-AS45796, AS-ANC-CUSTOMER-PROXY-REGISTER, AS-ANET, AS-BBCONNECT, AS-BTN-CUSTOMERS, AS-CAT-V6, AS-HGC-INTL, AS-HURRICANE, AS-HURRICANEV6, AS-HYTRON, AS-HYTRON, AS-KDDCUSTOMER2, AS-TELSTRA-INTL-CUSTOMERS, AS-TH-IX-AS132280, AS-TH-IX-AS38081, AS-TH-IX-AS38794, AS-THIX, AS-TI-GROUP, AS-TIG-GROUP, AS17433:AS-HYTRON, AS17433:AS-HYTRON, AS202662:AS-HYTRON, AS63529:AS-63529-AS-IMPORT-AS132280.