ResearchRouting table, RPKI, IRR & looking glass

AS57987 EMS-CHEMIE AG

AS57987 (EMS-AS) is registered to EMS-CHEMIE AG in CH. It originates 3 prefixes in the global routing table.

3
IPv4 prefixes
0
IPv6 prefixes
768
IPv4 addresses
0%
RPKI valid

Who holds AS57987

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

AS number
AS57987
Handle
EMS-AS
Organization
EMS-CHEMIE AG
Country
CH
ASPA
None published

What AS57987 announces

Prefixes originated by AS57987 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
0
IPv4 addresses
768 (3 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
3
ROAs naming AS57987
0
With an IRR route object
3 100%

Announced prefixes

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

IPv4 (3)

RPKI valid   RPKI invalid   no ROA covers it

Who AS57987 is reached through

The AS just before AS57987 in the paths our looking glass collectors hold, for 3 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
RIPEEMS-ASRIPE-NCC-END-MNT, MNT-EMSCHEMIE

Route objects with origin AS57987: RIPE 3

as-sets that list AS57987 (4)