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
6
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
38 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 87.237.200.0/21 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 87.237.201.0/24 v4 | RPKI valid | 43 | 345492121551859 | 2026-09-18 |
| 87.237.202.0/24 v4 | RPKI valid | 43 | 345492121551859 | 2026-09-18 |
| 87.237.203.0/24 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 87.237.204.0/24 v4 | RPKI valid | 43 | 345492121551859 | 2026-09-18 |
| 87.237.205.0/24 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 87.237.206.0/24 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 87.237.207.0/24 v4 | RPKI valid | 44 | 345492121551859 | 2026-09-18 |
| 91.185.199.0/24 v4 | RPKI valid | 46 | 34549321251859 | 2026-09-18 |
| 91.185.218.0/23 v4 | RPKI valid | 46 | 34549321251859 | 2026-09-18 |
| 91.185.223.0/24 v4 | RPKI valid | 46 | 34549321251859 | 2026-09-18 |
| 91.214.200.0/22 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 91.222.4.0/22 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 91.222.4.0/24 v4 | RPKI valid | 43 | 345491595851859 | 2026-09-18 |
| 91.222.5.0/24 v4 | RPKI valid | 42 | 345492121551859 | 2026-09-18 |
| 91.222.6.0/24 v4 | RPKI valid | 43 | 345492121551859 | 2026-09-18 |
| 91.222.7.0/24 v4 | RPKI valid | 43 | 345492121551859 | 2026-09-18 |
| 92.249.52.0/22 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 185.29.100.0/22 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 185.29.100.0/24 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 185.29.101.0/24 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 185.29.102.0/24 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 185.29.103.0/24 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 185.167.144.0/22 v4 | RPKI valid | 44 | 34549886651859 | 2026-09-18 |
| 185.167.146.0/24 v4 | RPKI valid | 44 | 34549886651859 | 2026-09-18 |
| 185.167.147.0/24 v4 | RPKI valid | 44 | 34549886651859 | 2026-09-18 |
| 185.168.19.0/24 v4 | no ROA | 43 | 34549840051859 | 2026-09-18 |
| 188.93.120.0/22 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 188.93.120.0/24 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 188.93.121.0/24 v4 | RPKI valid | 44 | 345492121551859 | 2026-09-18 |
| 188.93.122.0/24 v4 | RPKI valid | 43 | 34549840051859 | 2026-09-18 |
| 188.93.123.0/24 v4 | RPKI valid | 44 | 345492121551859 | 2026-09-18 |
| 206.15.32.0/20 v4 | RPKI valid | 43 | 345492121551859 | 2026-09-18 |
| 212.72.214.0/24 v4 | RPKI valid | 44 | 34549886651859 | 2026-09-18 |
| 213.91.181.0/24 v4 | RPKI valid | 44 | 34549886651859 | 2026-09-18 |
| 2a04:2e40::/29 v6 | RPKI valid | 35 | 34549840051859 | 2026-09-18 |
| 2a04:2e40::/34 v6 | RPKI valid | 35 | 34549840051859 | 2026-09-18 |
| 2a04:2e40:4000::/34 v6 | RPKI valid | 35 | 34549840051859 | 2026-09-18 |