ResearchRouting table, RPKI, IRR & looking glass

AS8991 Hellenic Centre for Marine Research

AS8991 (HCMR-NET) is registered to Hellenic Centre for Marine Research in GR. It originates 4 prefixes in the global routing table.

4
IPv4 prefixes
0
IPv6 prefixes
1,280
IPv4 addresses
100%
RPKI valid

Who holds AS8991

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

AS number
AS8991
Handle
HCMR-NET
Organization
Hellenic Centre for Marine Research
Country
GR
ASPA
None published

What AS8991 announces

Prefixes originated by AS8991 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
4
IPv6 prefixes
0
IPv4 addresses
1,280 (5 /24s)
RPKI valid
4 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS8991
4
With an IRR route object
4 100%

Announced prefixes

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

IPv4 (4)

RPKI valid   RPKI invalid   no ROA covers it

Who AS8991 is reached through

The AS just before AS8991 in the paths our looking glass collectors hold, for 4 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
RIPEHCMR-NETRIPE-NCC-END-MNT, AS8991-MNT

Route objects with origin AS8991: RIPE 6

as-sets that list AS8991 (3)