ResearchRouting table, RPKI, IRR & looking glass

AS201937 HOLAFIBRA SRL

AS201937 (HOLAFIBRA) is registered to HOLAFIBRA SRL in IT. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
256
IPv4 addresses
100%
RPKI valid

Who holds AS201937

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

AS number
AS201937
Handle
HOLAFIBRA
Organization
HOLAFIBRA SRL
Country
IT
ASPA
None published

What AS201937 announces

Prefixes originated by AS201937 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
0
IPv4 addresses
256 (1 /24s)
RPKI valid
1 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS201937
1
With an IRR route object
1 100%

Announced prefixes

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

IPv4 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS201937 is reached through

The AS just before AS201937 in the paths our looking glass collectors hold, for 1 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
RIPEHOLAFIBRARIPE-NCC-END-MNT, LIR-IT-HOLAFIBRA-1-MNT

Route objects with origin AS201937: RIPE 1

as-sets that list AS201937 (5)