ResearchRouting table, RPKI, IRR & looking glass

AS211593 HNielsen Technologies ApS

AS211593 (hnielsen-networks) is registered to HNielsen Technologies ApS in DK. It originates 4 prefixes in the global routing table.

3
IPv4 prefixes
1
IPv6 prefixes
768
IPv4 addresses
100%
RPKI valid

Who holds AS211593

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

AS number
AS211593
Handle
hnielsen-networks
Organization
HNielsen Technologies ApS
Country
DK
ASPA
None published

What AS211593 announces

Prefixes originated by AS211593 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
1
IPv4 addresses
768 (3 /24s)
RPKI valid
4 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS211593
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 (3)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS211593 is reached through

The AS just before AS211593 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
RIPEhnielsen-networksRIPE-NCC-END-MNT, HNIELSENNETWORKS-MNT

Route objects with origin AS211593: RIPE 4

as-sets that list AS211593 (2)