ResearchRouting table, RPKI, IRR & looking glass

AS151823 China Telecom

AS151823 (CT-Centralsouth-China-IIP) is registered to China Telecom in CN. It originates 20 prefixes in the global routing table.

15
IPv4 prefixes
5
IPv6 prefixes
32,768
IPv4 addresses
100%
RPKI valid

Who holds AS151823

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

AS number
AS151823
Handle
CT-Centralsouth-China-IIP
Organization
China Telecom
Country
CN
ASPA
None published

What AS151823 announces

Prefixes originated by AS151823 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
15
IPv6 prefixes
5
IPv4 addresses
32,768 (128 /24s)
RPKI valid
20 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS151823
22
With an IRR route object
0 0%

Who AS151823 is reached through

The AS just before AS151823 in the paths our looking glass collectors hold, for 20 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
APNICCT-Centralsouth-China-IIPAPNIC-HM