AS51859 Mainstream doo Beograd 🇷🇸 RS
Announcing 38 prefixes, seen at the RIS collectors.
IPv4 prefixes
35
19,456 (76 × /24)
IPv6 prefixes
3
8.5 × /32
Upstreams
7
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS51859
- Name
- Mainstream doo Beograd
- Organisation
- Mainstream
- Country
- 🇷🇸 RS
- RIR
- RIPENCC
- Allocated
- 2010-11-17
- Network type
- Content
- Scope
- Regional
- Peering policy
- Open
- IRR as-set
- AS-MNSHA
- Website
- https://www.mainstream.eu/
- PeeringDB
- net/21526
- Exchanges
- 1
- Facilities
- 5
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
3 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2a04:2e40::/29 v6 | RPKI valid | 33 | 34549840051859 | 2026-09-18 |
| 2a04:2e40::/34 v6 | RPKI valid | 33 | 34549840051859 | 2026-09-18 |
| 2a04:2e40:4000::/34 v6 | RPKI valid | 33 | 34549840051859 | 2026-09-18 |