ResearchRouting table, RPKI, IRR & looking glass

AS210757 Blackbird Solutions Limited

AS210757 (BSL) is registered to Blackbird Solutions Limited in GB. It originates 5 prefixes in the global routing table.

5
IPv4 prefixes
0
IPv6 prefixes
2,048
IPv4 addresses
0%
RPKI valid

Who holds AS210757

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

AS number
AS210757
Handle
BSL
Organization
Blackbird Solutions Limited
Country
GB
ASPA
None published

What AS210757 announces

Prefixes originated by AS210757 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
5
IPv6 prefixes
0
IPv4 addresses
2,048 (8 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
5
ROAs naming AS210757
0
With an IRR route object
5 100%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (5)

RPKI valid   RPKI invalid   no ROA covers it

Who AS210757 is reached through

The AS just before AS210757 in the paths our looking glass collectors hold, for 5 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.

Sourceas-nameMaintained by
RIPEBSLRIPE-NCC-END-MNT, LIR-UK-BLACKBIRDSOL-1-MNT

Route objects with origin AS210757: RIPE 7

as-sets that list AS210757 (5)