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AS21405

TSS1

T-Systems Schweiz AG

Registry

Authoritative registration data

AS number
21405
Name
TSS1
Organisation
T-Systems Schweiz AG
Country
RIR
RIPE
Registered
Source:asn:rdap retrieved

IPv4 prefixes

3

IPv6 prefixes

1

Total announced

4

Announced prefixes

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

Prefixes announced by AS21405
185.153.104.0/22 IPv4 /22 not checked
138.124.232.0/23 IPv4 /23 not checked
193.108.232.0/23 IPv4 /23 not checked
2a07:8700::/29 IPv6 /29 not checked

No rows match “”.

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Source:ripestat:announced-prefixes observed

Observed adjacencies

Networks seen next to AS21405 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

1 networks seen before AS21405 in AS paths

Observed upstreams
Families
AS6730 651 1,350
v4 v6

No rows match “”.

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Observed downstreams

0 networks seen after AS21405 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.