ResearchRouting table, RPKI, IRR & looking glass

AS19276 Borden Ladner Gervais LLP

AS19276 (BLG) is registered to Borden Ladner Gervais LLP in CA. It originates 4 prefixes in the global routing table.

4
IPv4 prefixes
0
IPv6 prefixes
1,024
IPv4 addresses
0%
RPKI valid

Who holds AS19276

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

AS number
AS19276
Handle
BLG
Organization
Borden Ladner Gervais LLP
Country
CA
ASPA
None published

What AS19276 announces

Prefixes originated by AS19276 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
4
IPv6 prefixes
0
IPv4 addresses
1,024 (4 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
4
ROAs naming AS19276
0
With an IRR route object
4 100%

Announced prefixes

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

IPv4 (4)

RPKI valid   RPKI invalid   no ROA covers it

Who AS19276 is reached through

The AS just before AS19276 in the paths our looking glass collectors hold, for 4 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
RADBSCOTT-1MAINT-AS19276

Route objects with origin AS19276: RADB 8 · ARIN 6

as-sets that list AS19276 (6)