ResearchRouting table, RPKI, IRR & looking glass

AS203501 Emarsys North America, Inc

AS203501 (EMARSYS-US-AS) is registered to Emarsys North America, Inc in US. It originates 23 prefixes in the global routing table.

23
IPv4 prefixes
0
IPv6 prefixes
5,376
IPv4 addresses
100%
RPKI valid

Who holds AS203501

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

AS number
AS203501
Handle
EMARSYS-US-AS
Organization
Emarsys North America, Inc
Country
US
ASPA
None published

What AS203501 announces

Prefixes originated by AS203501 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
23
IPv6 prefixes
0
IPv4 addresses
5,376 (21 /24s)
RPKI valid
23 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS203501
19
With an IRR route object
22 95%

Who AS203501 is reached through

The AS just before AS203501 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
RIPEEMARSYS-US-ASRIPE-NCC-END-MNT, EMARSYS-MNT

Route objects with origin AS203501: RIPE 26

as-sets that list AS203501 (1)