Autonomous System

AS45128 Australian Nuclear Science and Technology Organisation

GovernmentActiveAustraliaAPNIC

AS45128 (ANSTO-AS-AP) is a government network operated by Australian Nuclear Science and Technology Organisation in Australia, registered with APNIC. It has 1 IPv4 prefix with 65,536 addresses and 1 IPv6 prefix, which makes it the 3,810th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses65,536in 1 prefix

IPv6 prefixes1≈ 1.2 × 10²⁴ addresses

Size rank#3,810of 82,200 active ASNs

Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationAustralian Nuclear Science and Technology Organisation

AS nameANSTO-AS-AP

Websiteansto.gov.au

Country Australia (AU)

Network typeGovernment

RegistryAPNIC

Abuse contactpabx@ansto.gov.au

Registered—

Last updated2024-12-19

IPv4 prefixes

1 prefix · 65,536 addresses

Network	Addresses	First – last address
137.157.0.0/16	65,536	137.157.0.0 – 137.157.255.255

137.157.0.0/16

IPv6 prefixes

1 prefix

2001:df0:93::/48

2001:df0:93::/48

Query AS45128 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.

curl "https://api.ipapi.is/?q=AS45128&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS45128, with or without a key:

curl "https://api.ipapi.is/?q=137.157.0.1"

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