Mimecast Services Limited
AS39588 is Mimecast Services Limited (mimecast.com). It announces 2,560 IPv4 addresses in 12 prefixes, and 2 IPv6 prefixes.
United Kingdom· RIPE· allocated 2017-11-07· business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Germany2,560 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- MIMECAST-DE
- name
- Mimecast Services Limited
- org
- ORG-MSL21-RIPE
- org name
- Mimecast Services Limited
- org address
- 1 Finsbury Avenue, EC2M 2PF, London, UNITED KINGDOM
- org country
- GB
- country
- GB
- source
- ripe
- status
- ASSIGNED
- created
- 2017-11-07
- updated
- 2019-03-28
- maintainer
- RIPE-NCC-END-MNT|MCSL-RIPE-MNT
- abuse name
- Mimecast - CoreGrid
- abuse email
- abuse@mimecast.com
- abuse phone
- +44 (0)207 847 8700
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- None here
- None here
- None here
- None here
- None here
- None here
- Hosting IP1,02440.00%
- None here
- None here
- None here
- None here
- SMTP IP200.78%
- 0.16%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 41.74.203.0/24also AS30031, AS33538, AS37235 | United States | not found | 3 | 2026-10-02 |
| 51.163.158.0/24 | Germany | valid | 16 | 2026-10-02 |
| 51.163.159.0/24 | Germany | valid | 16 | 2026-10-02 |
| 62.140.7.0/24 | Germany | not found | 16 | 2026-10-02 |
| 62.140.10.0/24 | Germany | not found | 16 | 2026-10-02 |
| 147.28.34.0/24 | Germany | valid | 16 | 2026-10-02 |
| 147.28.35.0/24 | Germany | valid | 16 | 2026-10-02 |
| 170.10.142.0/24also AS30031, AS33538, AS37235, AS42427 | United States | valid | 2 | 2026-10-02 |
| 194.104.108.0/23 | Germany | valid | 16 | 2026-10-02 |
| 194.104.110.0/23 | Germany | valid | 16 | 2026-10-02 |
| 216.145.218.0/24also AS30031, AS33538, AS37235 | United States | valid | 3 | 2026-10-02 |
| 216.145.222.0/24also AS30031, AS33538, AS37235 | United States | valid | 3 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
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