AS9216 — PUNET-AP - PUNET Taiwan

AS9216 announces 14 IPv4 prefixes covering 19,712 addresses and 1 IPv6 prefixes.

About this network

PUNET-AP is held by Symphox Information Co., Ltd. of Taipei, a Taiwanese ISP and e-commerce/logistics technology company (the "PUNET" network). It announces about 20k IPv4 addresses across seven prefixes.

What it's used for

Reverse DNS shows both carrier backbone and hosted web/commerce content. Core routers appear as fe-12-0-0.core-a.symphox.net.tw and fe-5-1-0.core-2.symphox.net, while customer/self-hosted sites resolve directly: www.my-h2o.net, www.mygolf.com.tw, dns.holdwell.com, db.symphox.net.tw. Much of the address space follows HOST.PREFIX.symphox.com numbering. The blend of ISP backbone plus hosted commerce sites reflects Symphox's role connecting and hosting Taiwanese businesses.

Notable

• Symphox operates in Taipei, Taichung and Kaohsiung; the AS mixes its own e-commerce/logistics platforms with business connectivity rather than serving consumer eyeballs.

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

Announced prefixes

• 202.154.192.0/21
• 202.154.200.0/24
• 202.154.202.0/23
• 202.154.204.0/22
• 202.154.208.0/20
• 203.135.64.0/22
• 203.135.68.0/23
• 203.135.70.0/24
• 203.135.72.0/21
• 203.135.80.0/20
• 211.76.128.0/21
• 211.76.137.0/24
• 211.76.138.0/23
• 211.76.140.0/22
• 2402:4900::/32

Upstream networks

• AS4780 Digital United Inc.
• AS9924 Taiwan Fixed Network, Telco and Network Service Provider.
• AS6939 Hurricane Electric LLC

Adjacent networks

• AS4780 Digital United Inc.
• AS9924 Taiwan Fixed Network, Telco and Network Service Provider.
• AS6939 Hurricane Electric LLC

Routing security

• RPKI: 6 valid, 0 invalid and 1 not-found announcements; 4 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 197 route objects.
• Listed in as-sets: AS-CHIEF-TRANSIT, AS-KDDCUSTOMER2, AS-KGEX, AS-RETN-ACTUAL-V4, AS-SEEDNET, AS-SPARQ, AS-TWIG, AS3491:AS-CUSTOMERS-AP, AS3491:AS-CUSTOMERS-TEST, AS58453:AS-ASIAASCUST, AS58453:AS-ASIAASCUST, AS7473:AS-CUSTOMERS:AS9919.