asn.dev

Autonomous system

AS136792 MIMECAST-AS-AP - Mimecast Australia Pty Ltd

Hosting APNIC

IPv4 addresses 2.05K 4 prefixes
IPv6 prefixes 1 counted as prefixes, not addresses
Countries 1 mostly AU
Exchanges 1 recorded by PCH
Upstreams 6 0 downstream
Flagged prefixes 0 none

Interconnection

Peering at a glance

Full topology · Graph

Internet exchanges

Recorded at 1 exchange in 1 country, largest first.

ExchangeLocationTheir address
Equinix Internet Exchange SydneySydney, Australia45.127.172.125

Transit providers

6 upstream, 0 downstream and 10 adjacent networks observed; most-used upstreams first.

ASNetworkPaths seen
AS15830Equinix (EMEA) Acquisition Enterprises B.V.297
AS17477Macquarie Technology Operations Pty Limited216
AS6939Hurricane Electric LLC32
AS24482SG.GS6
AS64073Vetta Group6
AS24115Equinix5

Exchange presence is recorded rather than inferred: the directory collected by Packet Clearing House (https://www.pch.net/ixp/data) on 2026-11-01, licensed CC BY-NC-SA 3.0. Transit is inferred from observed BGP paths, never declared by either party.

Address space

Summary

Shape and geography

IPv4 4 prefixes · 2.05K addresses IPv6 1 prefixes

CountryNamePrefixes
AUAustralia5

Registry

Allocation record

APNIC · via Atlas (registry + RDAP)
Registry
APNIC
Handle
AS136792
Registry name
MIMECAST-AS-AP
Registrant
Mimecast Australia Pty Ltd
Abuse contact
Abuse@mimecast.com
Registered
2017-06-29
Last changed
2020-07-22
Allocation
allocated

Routing security

RPKI and IRR

Full detail
RPKI
93% valid · 13 valid, 1 with no ROA
ROAs
16 authorising AS136792
ASPA
no ASPA record
IRR
100% registered · 14 of 14 announcements
Route objects
31 naming AS136792

Reputation

Classification and threat

Hosting Datacenter or cloud provider. Addresses are servers, not people.

Spamhaus DROP

Not on ASN-DROP The network as a whole is not listed.

No DROP prefixes None of its announced space is on the DROP prefix list.

Spamhaus DROP ("Don't Route Or Peer") lists space and networks run by, or hijacked for, spam and cybercrime operations: 447 networks and 1,843 prefixes, as published 2026-11-02. A short, high-confidence list, so a match is worth taking seriously, and absence from it says little on its own.

FBI IC3

No IC3 indicators Nothing from the FBI IC3 feed.

IC3 threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.

Elsewhere

Cross-check