ResearchRouting table, RPKI, IRR & looking glass

AS400773 Boston Fiber LLC

AS400773 (BOSTON-FIBER) is registered to Boston Fiber LLC in US. It originates 5 prefixes in the global routing table.

3
IPv4 prefixes
2
IPv6 prefixes
768
IPv4 addresses
100%
RPKI valid

Who holds AS400773

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

AS number
AS400773
Handle
BOSTON-FIBER
Organization
Boston Fiber LLC
Country
US
ASPA
None published

What AS400773 announces

Prefixes originated by AS400773 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
2
IPv4 addresses
768 (3 /24s)
RPKI valid
5 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS400773
5
With an IRR route object
4 80%

Announced prefixes

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

IPv4 (3)
IPv6 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS400773 is reached through

The AS just before AS400773 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
ALTDBBOSTON-FIBERMAINT-TOWARDEX
ARINAS400773MNT-BFL-115

Route objects with origin AS400773: ARIN 6 · ALTDB 3 · LEVEL3 3 · RADB 3

as-sets that list AS400773 (7)