ResearchRouting table, RPKI, IRR & looking glass

AS51859 Mainstream doo Beograd

AS51859 (MNSHA-AS) is registered to Mainstream doo Beograd in RS. It originates 38 prefixes in the global routing table.

35
IPv4 prefixes
3
IPv6 prefixes
14,080
IPv4 addresses
97%
RPKI valid

Who holds AS51859

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS51859
Handle
MNSHA-AS
Organization
Mainstream doo Beograd
Country
RS
ASPA
None published

What AS51859 announces

Prefixes originated by AS51859 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
35
IPv6 prefixes
3
IPv4 addresses
14,080 (55 /24s)
RPKI valid
37 97%
RPKI invalid
0
RPKI not found
1
ROAs naming AS51859
20
With an IRR route object
34 89%

Who AS51859 is reached through

The AS just before AS51859 in the paths our looking glass collectors hold, for 38 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.