Data as of Nov 4, 2026
180.189.28.0/24
No anonymizer space · no proxy exits in 30 daysMimecast Australia Pty Ltd · space held by Equinix Australia Pty Ltd
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 180.189.24.0/21 since Sep 2024 | AS15830 | Hosting | Equinix Australia Pty Ltd |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 180.189.16.0/20 | 4,096 | EQUINIX-AU | Equinix Australia Pty Ltd (ORG-EAPL1-AP) · AU | ALLOCATED PORTABLE | — | [email protected] |
| └ 180.189.28.0/24 | 256 | MIMECAST-SY | Mimecast Australia Pty Limited | ALLOCATED NON-PORTABLE | — | [email protected] |
Network & registry
Registry
Holder
- Organization
- Equinix Australia Pty Ltd
- Handle
- ORG-EAPL1-AP
- Range
- 180.189.16.0/20
- Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Mimecast Australia Pty Limited
- Reallocated range
- 180.189.28.0/24
- Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS136792
AU
- Name
- Mimecast Australia Pty Ltd
- Type
- Business
- Registered
- Jun 30, 2017
- Domain
- mimecast.com
- Website
- www.mimecast.com/
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2016
- Current origin since
- Aug 2017 · 9.2 yr
- Origin networks
- 2
- Last change of origin
- Aug 2017
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 180.189.28.0/24 | AS136792 | /24 | APNIC | RPKI valid |
| 180.189.24.0/21 | AS15830 | /21 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS136792 | NTTCOM | Mimecast Australia Pty Limited | MAINT-EQUINIXPAC | Aug 4, 2017 |
Whois
Registration for this announcement
- Range
- 180.189.28.0/24
- Netname
- MIMECAST-SY
- Registrant
- Mimecast Australia Pty Limited
- Registrant country
- AU
- Organization
- Mimecast Australia Pty Limited
- Org country
- AU
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Mar 31, 2021
- Maintainer
- MAINT-AP-EQUINIXPAC
- RIR
- APNIC
- Country
- AU
- Delegated
- Sep 17, 2009
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE EQUINIXAU
- Handle
- AE186-AP