ResearchRouting table, RPKI, IRR & looking glass

AS29752 Zenlayer Inc

AS29752 (ZEN-SDN) is registered to Zenlayer Inc in US. It originates 31 prefixes in the global routing table.

22
IPv4 prefixes
9
IPv6 prefixes
5,888
IPv4 addresses
93%
RPKI valid

Who holds AS29752

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

AS number
AS29752
Handle
ZEN-SDN
Organization
Zenlayer Inc
Country
US
ASPA
None published

What AS29752 announces

Prefixes originated by AS29752 in the routing table our collectors hold (kept current as routes change), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
22
IPv6 prefixes
9
IPv4 addresses
5,888 (23 /24s)
RPKI valid
29 93%
RPKI invalid
0
RPKI not found
2
ROAs naming AS29752
28
With an IRR route object
25 80%

Who AS29752 buys transit from

Inferred from the AS paths in the RouteViews tables and our own collectors’ feeds, refreshed every 4 hours, most-seen first. 6 upstreams.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RADBTHREEJANEMAINT-AS3257

Route objects with origin AS29752: ARIN 19 · RIPE 6 · BBOI 4 · APNIC 3 · RADB 1

as-sets that list AS29752 (8)