AS51409 SIPSYNERGY Sipsynergy Limited
🇬🇧Org handle: ORG-SL834-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
12total
12 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)6,400
Announced (BGP)3,072
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)0
Announced Prefixes
(BGP)12|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 |
1-10 of 12
1 / 2
Allocated Prefixes
(RIR)13Prefix | Country | RIR | Status |
|---|---|---|---|
| 45.146.156.0/22 | 🇬🇧 GB | RIPENCC | allocated |
| 178.255.56.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 178.255.59.0/24 | 🇬🇧 GB | RIPE | assigned |
| 178.255.60.0/24 | 🇬🇧 GB | RIPE | assigned |
| 178.255.61.0/24 | 🇬🇧 GB | RIPE | assigned |
| 178.255.62.0/24 | 🇬🇧 GB | RIPE | assigned |
| 178.255.63.0/24 | 🇬🇧 GB | RIPE | assigned |
| 185.41.224.0/22 | 🇬🇧 GB | RIPENCC | allocated |
| 185.41.224.0/24 | 🇮🇪 IE | RIPE | assigned |
| 185.41.225.0/24 | 🇮🇪 IE | RIPE | assigned |
1-10 of 13
1 / 2
All 12 announced prefixes of AS51409 →
BGP Neighbours
(seen in AS paths)ASPA
No ASPA
Abuse Contact
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS51409 should publish an ASPA object
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/51409Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/51409" | jq