ResearchRouting table, RPKI, IRR & looking glass

AS55219 Cisco Systems, Inc.

AS55219 (SOURCEFIRE-LABS) is registered to Cisco Systems, Inc. in US. It originates 11 prefixes in the global routing table.

3
IPv4 prefixes
8
IPv6 prefixes
1,536
IPv4 addresses
100%
RPKI valid

Who holds AS55219

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

AS number
AS55219
Handle
SOURCEFIRE-LABS
Organization
Cisco Systems, Inc.
Country
US
ASPA
None published

What AS55219 announces

Prefixes originated by AS55219 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
8
IPv4 addresses
1,536 (6 /24s)
RPKI valid
11 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS55219
4
With an IRR route object
4 36%

Announced prefixes

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

Who AS55219 is reached through

The AS just before AS55219 in the paths our looking glass collectors hold, for 11 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
ARINTALOS-55219MNT-CS-985

Route objects with origin AS55219: ARIN 4

as-sets that list AS55219 (6)