All ASNs

Autonomous System details for AS151660

AS151660

Neptune Internet • neptune.net.au

AS151660 — Neptune Internet

AS Name

NEPTUNEINTERNET-AS-AP

Country

Australia (AU)

Website

neptune.net.au

Number of IPv4

10,752

Number of IPv6

3.96 × 10²⁹

ASN type

ISP

Status

Allocated

Registry

APNIC

Allocated

August 09, 2023

Last updated

July 02, 2026

IP Ranges

20 IPv4 prefixes, 7 IPv6 prefixes

Prefix	Company	Number of IPs
103.155.36.0/24	REFEARN PTY LTD	256
103.155.37.0/24	REFEARN PTY LTD	256
103.158.243.0/24	Neptune Internet	256
103.252.194.0/23	Neptune Internet	512
138.252.22.0/23	THE ONE RING NETWORK PTY LTD	512
138.252.22.0/24	THE ONE RING NETWORK PTY LTD	256
138.252.23.0/24	THE ONE RING NETWORK PTY LTD	256
157.85.240.0/22	Neptune Internet	1,024
157.85.244.0/22	Neptune Internet - PE3-SY1 Loopback Range	1,024
157.85.248.0/23	Neptune Internet - PE1-B2 Loopback Range	512
157.85.250.0/23	Neptune Internet - PE2-B2 Loopback Range	512
157.85.252.0/23	Neptune Internet - PE1-P2 Loopback Range	512
157.85.254.0/23	NEPTUNE PE P2 AU	512
160.222.152.0/22	Neptune Internet	1,024
160.222.156.0/22	NEPTUNE VIC CUSTOMERS	1,024
160.222.158.0/23	NEPTUNE VIC CUSTOMERS	512
160.250.144.0/23	Neptune Internet	512
165.99.240.0/23	Core Component Pty Ltd	512
210.56.150.0/23	Neso Internet Pty Ltd	512
210.56.150.0/24	Neso Internet Pty Ltd	256
2401:2520::/32	Neptune Internet	7.92 × 10²⁸
2401:dc20::/32	Neptune Internet	7.92 × 10²⁸
2401:dc20:cafe::/48	Neptune Internet	1.21 × 10²⁴
2402:1060::/32	Core Component Pty Ltd	7.92 × 10²⁸
2402:21a0::/32	Neso Internet Pty Ltd	7.92 × 10²⁸
2402:3120::/32	THE ONE RING NETWORK PTY LTD	7.92 × 10²⁸
2402:3120:cafe::/48	THE ONE RING NETWORK PTY LTD	1.21 × 10²⁴

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS151660

21 peers

AS4608 AS4764 AS6939 AS7594 AS8888 AS9266 AS16552 AS24482 AS24516 AS38880 AS49544 AS58511 AS63956 AS64073 AS132847 AS135895 AS136557 AS140627 AS148968 AS199524 AS398465

AS151660 peers with these other Autonomous Systems.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS151660

1 upstreams

AS137409

AS151660 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS151660 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS151660

4 downstreams

AS23273 AS54681 AS138624 AS149998

AS151660 provides internet connectivity to these downstream Autonomous Systems.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.