AS29107 Synapse Network LTD 🇬🇧 GB

Announcing 25 prefixes, seen at the RIS collectors.

IPv4 prefixes
23
58,880 (230 × /24)
IPv6 prefixes
2
2 × /48
Upstreams
7
transit providers observed
Peers
3
settlement-free adjacencies
Downstreams
5
transit customers observed
Customer cone
6
ASes reachable through it

Registry and operator data

AS number
AS29107
Name
Synapse Network LTD
Organisation
Synapse Network
Country
🇬🇧 GB
RIR
RIPENCC
Allocated
2003-06-05
Traffic levels
300-500Gbps
Scope
Regional
Peering policy
Selective
IRR as-set
AS-SYNAPSE
PeeringDB
net/14812
Exchanges
4
Facilities
2

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

25 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 70,913 2,080 89 CAIDA
AS6762 Telecom Italia Sparkle (Seabone) 🇮🇹 IT 51,994 288 59 CAIDA
AS34927 iFog GmbH 🇨🇭 CH 15,567 38 1 inferred
AS50263 A-Systems Sp. z o.o. 🇵🇱 PL 1,417 1 128 inferred
AS49559 A-Systems Sp. z o.o. 🇵🇱 PL 133 11 1 inferred
AS13249 PRIVATE JOINT STOCK COMPANY "DATAGROUP" 🇺🇦 UA 85 6 136 CAIDA
AS6698 Virtual Systems LLC 🇺🇦 UA 8 29 1,110 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

Network Country Cone IPv4 prefixes Paths Source
AS6939 Hurricane Electric LLC 🇺🇸 US 53,002 235 14 CAIDA
AS3303 Swisscom (Schweiz) AG 🇨🇭 CH 20,584 345 2 CAIDA
AS24482 SG.GS 🇸🇬 SG 4,977 45 30 CAIDA

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS41985 Stargroup LLC 🇺🇦 UA 3 17 106 CAIDA
AS56433 LocalNet Ltd. 🇺🇦 UA 0 3 132 CAIDA
AS21308 Synapse Ukraine LLC 🇺🇦 UA 0 2 126 CAIDA
AS57349 DEPS INVEST LLC 🇺🇦 UA 0 1 35 inferred

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.