ResearchRouting table, RPKI, IRR & looking glass

AS37918 NTT, Inc.

AS37918 (ECL-INET) is registered to NTT, Inc. in JP. It originates 23 prefixes in the global routing table.

22
IPv4 prefixes
1
IPv6 prefixes
69,376
IPv4 addresses
0%
RPKI valid

Who holds AS37918

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

AS number
AS37918
Handle
ECL-INET
Organization
NTT, Inc.
Country
JP
ASPA
None published

What AS37918 announces

Prefixes originated by AS37918 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
22
IPv6 prefixes
1
IPv4 addresses
69,376 (271 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
23
ROAs naming AS37918
0
With an IRR route object
20 86%

Who AS37918 is reached through

The AS just before AS37918 in the paths our looking glass collectors hold, for 23 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
APNICNTTV6NETMAINT-JPNIC
JPIRRECL-INETMAINT-AS2497
RADBECL-INETMAINT-AS2497

Route objects with origin AS37918: JPIRR 22 · RADB 22

as-sets that list AS37918 (6)