AS42353
Simwood eSMS Limited
AS42353 is Simwood eSMS Limited (simwood.com). It announces 3,584 IPv4 addresses in 16 prefixes, and 0 IPv6 prefixes.
United Kingdom· RIPE· allocated 2007-02-07· isp
3,584
IPv4 addresses announced
16
IPv4 prefixes
0
IPv6 prefixes
93.75%
of its routes RPKI-valid
3,584
of its IPv4 geolocated
1
country
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United Kingdom3,584 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- SIMWOOD
- name
- Simwood eSMS Limited
- org
- ORG-SeL11-RIPE
- org name
- Simwood eSMS Limited
- org address
- Simwood House, Cube M4 Business Park, Old Gloucester Road, BS16 1FX, Bristol, UNITED KINGDOM
- org country
- GB
- country
- GB
- source
- ripe
- status
- ASSIGNED
- created
- 2007-02-07
- updated
- 2021-03-05
- descr
- Simwood eSMS Limited
- remarks
- | Simwood eSMS Limited | AS42353 | / | Sales: team@simwood.com | / | Abuse Contact: abuse@simwood.com | / | Peering Requests: peering@simwood.com | / | IP Transit | / | Peering | / | Simwood has a generally open policy for both IPv4 and IPv6. Our | / | network is dual stack and no tunnels are in use at any point. | / | We are present at the following exchanges: | / | LINX | / | LoNAP | / | IXManchester | / | We will also peer privately in any of our sites where traffic | / | justifies it. | / | See http://a
- maintainer
- RIPE-NCC-END-MNT|SIMWOOD-MNT
- abuse name
- Abuse-C Role
- abuse email
- noc@simwood.com
- 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.
- 0.11%
- None here
- None here
- None here
- None here
- None here
- Hosting IP2567.14%
- None here
- None here
- None here
- SSH IP250.70%
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 91.233.5.0/24 | United Kingdom | not found | 17 | 2026-10-02 |
| 178.22.136.0/21 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.22.136.0/23 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.22.136.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.22.137.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.22.139.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.22.140.0/23 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.22.140.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.22.141.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.22.142.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.22.143.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 185.63.140.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 185.63.141.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 185.63.142.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 185.63.143.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 194.0.210.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
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