Data as of Nov 4, 2026
51.163.159.0/24
No anonymizer space · no proxy exits in 30 daysMimecast Services Limited · space held by Equinix (Services) Limited
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 |
|---|---|---|---|---|---|---|
| 51.162.128.0 - 51.163.159.255 | 73,728 | EQUINIX | Equinix (Services) Limited (ORG-IA69-RIPE) · GB | LEGACY | Nov 14, 2019 | [email protected] |
| └ 51.163.128.0/19 | 8,192 | EQUINIX-51-163-128-0-19 | Equinix (Services) Limited (ORG-IA69-RIPE) · GB | LEGACY | Apr 12, 2018 | [email protected] |
| └ 51.163.159.0/24 | 256 | MIMECAST | Mimecast | LEGACY | Apr 26, 2018 | [email protected] |
Network & registry
Registry
Holder
- Organization
- Equinix (Services) Limited
- Handle
- ORG-IA69-RIPE
- Range
- 51.163.128.0/19
- Registration type
- LEGACY
- Record created
- Apr 12, 2018
- Legacy
- yes
Origin network
AS39588
GB
- Name
- Mimecast Services Limited
- Type
- Business
- Registered
- Nov 7, 2017
- Domain
- mimecast.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2018
- Current origin since
- May 2018 · 8.5 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 51.163.159.0/24
- Netname
- MIMECAST
- Registrant
- Mimecast
- Registrant country
- DE
- Organization
- Mimecast
- Org country
- DE
- Type
- LEGACY
- Created
- Apr 26, 2018
- Updated
- May 16, 2019
- Maintainer
- EQUINIX-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Mimecast - CoreGrid
- Handle
- CGRD-RIPE