AS18043 — GETOP-TW GETOP Automatic System Inc.

AS18043 announces 10 IPv4 prefixes covering 35,584 addresses and 2 IPv6 prefixes.

About this network

AS18043 is operated by the Department of Education, Hsinchu City.

What it's used for

• The address space carries educational and research traffic, as indicated by the netname HCCGHCEB and the registrant IRT-HCCGHCEB-TW.
• The AS announces 512 IPv4 addresses within a single prefix (144.79.66.0/23) and one IPv6 prefix (2402:3ce0::/32), with only 1 observed neighbour, implying a small, self-contained institutional network rather than a transit provider.

Notable

• The RDAP registrant TWNIC ROLE-HCCGHCEB aligns with the registry holder "Department of Education, Hsinchu City," confirming the space belongs to the Hsinchu City Government's educational division.
• The inventory consists of a single contiguous IPv4 block and one IPv6 prefix, typical of a municipal or university network managing its own internal addressing.

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

Announced prefixes

• 120.104.0.0/19
• 120.104.32.0/21
• 120.104.64.0/19
• 120.104.96.0/20
• 144.79.66.0/23
• 163.19.104.0/21
• 163.19.112.0/20
• 163.19.128.0/20
• 163.19.144.0/21
• 163.28.69.0/24
• 2001:288:4200::/39
• 2402:3ce0::/32

Upstream networks

• AS6939 Hurricane Electric LLC

Adjacent networks

• AS6939 Hurricane Electric LLC

Routing security

• RPKI: 12 valid, 0 invalid and 0 not-found announcements; 12 ROAs.
• ASPA: none published.
• IRR: 17% of announcements registered; 4 route objects.
• Listed in as-sets: AS-HURRICANEV6, AS-PACNET-CUSTOMER-PROXY-REGISTER, AS-SEEDNET, AS-SPARQ, AS-XO-B, AS10241:AS-ALL, AS18043:AS-HGGC, AS3491:AS-CUSTOMERS-AP, AS3491:AS-CUSTOMERS-TEST.