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AS57137

sievers-snc

SIEVERS-SNC Beteiligungs GmbH

Registry

Authoritative registration data

AS number
57137
Name
sievers-snc
Organisation
SIEVERS-SNC Beteiligungs GmbH
Country
—
RIR
RIPE
Registered
Source:asn:rdap retrieved

IPv4 prefixes

4

IPv6 prefixes

5

Total announced

9

Announced prefixes

Observed in BGP by route collectors, not a registry allocation list

Prefixes announced by AS57137
45.129.148.0/24 IPv4 /24 not checked
45.129.149.0/24 IPv4 /24 not checked
45.129.150.0/24 IPv4 /24 not checked
45.129.151.0/24 IPv4 /24 not checked
2a0e:4c41::/32 IPv6 /32 not checked
2a0e:4c44:2575::/48 IPv6 /48 not checked
2a0e:4c47:4210::/48 IPv6 /48 RPKI valid
2a0e:4c47:421::/48 IPv6 /48 not checked
2a0e:4c47:ffff::/48 IPv6 /48 not checked

No rows match “”.

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Source:ripestat:announced-prefixes observed

Internet Exchanges

Exchanges where this network has a listed peering LAN connection

No Internet Exchange memberships found

The exchange directory has no current membership records for this AS.

Source:peeringdb retrieved

Exchange membership means the network has a listed connection; it does not prove peering with other members.

Observed adjacencies

Networks seen next to AS57137 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

3 networks seen before AS57137 in AS paths

Observed upstreams
Families
AS61955 ColocationIX-AS 204 913
v4 v6
AS42184 AS-TKRZ 154 175
v4
AS31055 CONSULTIX-AS 37 126
v4 v6

No rows match “”.

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Observed downstreams

0 networks seen after AS57137 in AS paths

No downstreams observed

This AS was not seen carrying traffic towards another network.

Note:
These are observed adjacencies derived from BGP path data, not confirmed commercial relationships. A network appearing before another in an AS path does not establish that it is a paying transit customer, a settlement free peer, or anything else contractual.