ResearchRouting table, RPKI, IRR & looking glass

AS212034 Zezhu Yu

AS212034 (ZEZHU-YU-AS) is registered to Zezhu Yu in CA. It originates 13 prefixes in the global routing table.

1
IPv4 prefixes
12
IPv6 prefixes
256
IPv4 addresses
92%
RPKI valid

Who holds AS212034

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

AS number
AS212034
Handle
ZEZHU-YU-AS
Organization
Zezhu Yu
Country
CA
ASPA
None published

What AS212034 announces

Prefixes originated by AS212034 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
12
IPv4 addresses
256 (1 /24s)
RPKI valid
12 92%
RPKI invalid
0
RPKI not found
1
ROAs naming AS212034
4
With an IRR route object
12 92%

Announced prefixes

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

Who AS212034 is reached through

The AS just before AS212034 in the paths our looking glass collectors hold, for 13 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
RIPEZEZHU-YU-ASRIPE-NCC-END-MNT, MNT-HOSTUS, ZEZHUYU-MNT

Route objects with origin AS212034: APNIC 31 · ARIN 17 · RIPE 7 · RADB 4

as-sets that list AS212034 (16)