AS51409
Sipsynergy Limited
AS51409 is Sipsynergy Limited (sipsynergy.co.uk). It announces 3,072 IPv4 addresses in 12 prefixes, and 0 IPv6 prefixes.
United Kingdom· RIPE· allocated 2010-08-17· isp
3,072
IPv4 addresses announced
12
IPv4 prefixes
0
IPv6 prefixes
100.00%
of its routes RPKI-valid
3,072
of its IPv4 geolocated
2
countries
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 Kingdom2,048 · 66.67%
- Ireland1,024 · 33.33%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- SIPSYNERGY
- name
- Sipsynergy Limited
- org
- ORG-SL834-RIPE
- org name
- Sipsynergy Limited
- org address
- OXFORD HOUSE, BELL BUSINESS PARK, SMEATON CLOSE, HP19 8JR, AYLESBURY, UNITED KINGDOM
- org country
- GB
- country
- GB
- source
- ripe
- status
- ASSIGNED
- created
- 2010-08-17
- updated
- 2020-09-03
- remarks
- *** Telehouse DC / ***Transit / ***LONAP Peers / ***LINX Peers / *** Dublin DC / ***Transit / ***INEX Peering
- maintainer
- RIPE-NCC-END-MNT|mnt-uk-sipsynergy-1
- abuse name
- Abuse contact
- abuse email
- noc@sipsynergy.co.uk
- 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.
- VPN IP471.53%
- anyip0.03%
- None here
- None here
- None here
- None here
- Hosting IP2568.33%
- None here
- None here
- None here
- None here
- None here
- 0.03%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 178.255.56.0/24 | United Kingdom | valid | 16 | 2026-10-02 |
| 178.255.57.0/24 | United Kingdom | valid | 16 | 2026-10-02 |
| 178.255.58.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.255.59.0/24 | United Kingdom | valid | 16 | 2026-10-02 |
| 178.255.60.0/24 | United Kingdom | valid | 16 | 2026-10-02 |
| 178.255.61.0/24 | United Kingdom | valid | 16 | 2026-10-02 |
| 178.255.62.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 178.255.63.0/24 | United Kingdom | valid | 17 | 2026-10-02 |
| 185.41.224.0/24 | Ireland | valid | 16 | 2026-10-02 |
| 185.41.225.0/24 | Ireland | valid | 17 | 2026-10-02 |
| 185.41.226.0/24 | Ireland | valid | 16 | 2026-10-02 |
| 185.41.227.0/24 | Ireland | valid | 16 | 2026-10-02 |
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