ResearchRouting table, RPKI, IRR & looking glass

AS50572 Nordlo Improve AB

AS50572 (ZETUPNET) is registered to Nordlo Improve AB in SE. It originates 18 prefixes in the global routing table.

15
IPv4 prefixes
3
IPv6 prefixes
11,520
IPv4 addresses
88%
RPKI valid

Who holds AS50572

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

AS number
AS50572
Handle
ZETUPNET
Organization
Nordlo Improve AB
Country
SE
ASPA
None published

What AS50572 announces

Prefixes originated by AS50572 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
15
IPv6 prefixes
3
IPv4 addresses
11,520 (45 /24s)
RPKI valid
16 88%
RPKI invalid
0
RPKI not found
2
ROAs naming AS50572
23
With an IRR route object
18 100%

Announced prefixes

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

Who AS50572 is reached through

The AS just before AS50572 in the paths our looking glass collectors hold, for 18 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
RIPEZETUPNETRIPE-NCC-END-MNT, ZETUP-MNT

Route objects with origin AS50572: RIPE 26

as-sets that list AS50572 (6)