ResearchRouting table, RPKI, IRR & looking glass

AS41723 Jens Christian Schneeweiss trading as Technische Systemprogrammierung

AS41723 (schneeweiss) is registered to Jens Christian Schneeweiss trading as Technische Systemprogrammierung in DE. It originates 5 prefixes in the global routing table.

4
IPv4 prefixes
1
IPv6 prefixes
1,024
IPv4 addresses
0%
RPKI valid

Who holds AS41723

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

AS number
AS41723
Handle
schneeweiss
Organization
Jens Christian Schneeweiss trading as Technische Systemprogrammierung
Country
DE
ASPA
None published

What AS41723 announces

Prefixes originated by AS41723 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
1
IPv4 addresses
1,024 (4 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
5
ROAs naming AS41723
0
With an IRR route object
5 100%

Announced prefixes

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

IPv4 (4)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS41723 is reached through

The AS just before AS41723 in the paths our looking glass collectors hold, for 5 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.