ASN Lookup Tool
AS1221 ASN-TELSTRA

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS1221
Organisation
Telstra Corporation Limited
Name
ASN-TELSTRA
Total IPv4 Addresses
13397148
Total IPv4 Prefixes
332
Total IPv6 Prefixes
3
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#34 out of 76,859
Registry
Apnic
Registered Country
AU flag AU
Registered Country Name
Australia
Registered Date
NA
Registration Last Change
2020-12-07
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
SG flagEquinix Asia Pacific Pte Ltd
JP flagSoftBank Corp.
US flagLevel 3 Parent, LLC
US flagCogent Communications
US flagGTT Communications Inc.
Showing 5 of 83
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AU flagDatacomIT
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
Showing 5 of 577
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Range From1.120.0.0
Range From1.128.0.0
Range From61.8.0.0
Range To61.8.31.255
Showing 5 of 332
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.