Home Prefix Lookup203.166.216.0/24

203.166.216.0/24 - SYNTELPTYLTD AU Tasmanet (AS133736)

IPv4APNICassignedAS133736SYNTELPTYLTD-AU Tasmanet RPKI Valid

CIDR

203.166.216.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇦🇺 Australia

City

Sydney

RIR

APNIC

Status

assigned

Allocated

2009-03-10

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
203.166.216.0/24	AS133736 SYNTELPTYLTD-AU Tasmanet	Valid	APNICOther IRR	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
203.166.216.0/24	AS133736	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS133736	APNIC	MAINT-TASMANETPTYLTD-AU	2026-09-03
AS133736	Other IRR	MAINT-AS2764	2023-11-13

Transfer History

Registry transfers of 203.166.216.0/24, blocks inside it, or blocks containing it.

203.166.216.0/24Transfer · 2014-02-12
ComOps Australia Pty Ltd
🇦🇺 AU APNIC
→
Field Solutions Group Pty Ltd
🇦🇺 AU APNIC

Date	Resource	From	To	Type
2014-02-12	203.166.216.0/24	ComOps Australia Pty Ltd 🇦🇺 AU APNIC	Field Solutions Group Pty Ltd 🇦🇺 AU APNIC	Transfer

Origin ASN

AS133736

SYNTELPTYLTD-AU Tasmanet

Related Prefixes

More prefixes of AS133736

All prefixes of AS133736 →

Geolocation

Country🇦🇺AustraliaAU

CitySydney

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/203.166.216.0/24

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/203.166.216.0/24" | jq

External Links

RIPEstat