ResearchRouting table, RPKI, IRR & looking glass

AS16477 Nielsen Consumer LLC

AS16477 (NCL-203-16477) is registered to Nielsen Consumer LLC in US. It originates 21 prefixes in the global routing table.

21
IPv4 prefixes
0
IPv6 prefixes
8,448
IPv4 addresses
0%
RPKI valid

Who holds AS16477

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

AS number
AS16477
Handle
NCL-203-16477
Organization
Nielsen Consumer LLC
Country
US
ASPA
None published

What AS16477 announces

Prefixes originated by AS16477 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
21
IPv6 prefixes
0
IPv4 addresses
8,448 (33 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
21
ROAs naming AS16477
0
With an IRR route object
19 90%

Who AS16477 is reached through

The AS just before AS16477 in the paths our looking glass collectors hold, for 21 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.