AS57121
IT-SYSTEMATIC-GROUP
Piotr Bukowczyk trading as IT Systematic Group
Registry
Authoritative registration data
- AS number
- 57121
- Name
- IT-SYSTEMATIC-GROUP
- Organisation
- Piotr Bukowczyk trading as IT Systematic Group
- Country
- —
- RIR
- RIPE
- Registered
IPv4 prefixes
5
IPv6 prefixes
0
Total announced
5
Announced prefixes
Observed in BGP by route collectors, not a registry allocation list
| 176.96.160.0/20 | IPv4 | /20 | not checked | |
| 176.96.144.0/21 | IPv4 | /21 | not checked | |
| 192.109.132.0/23 | IPv4 | /23 | not checked | |
| 192.109.84.0/23 | IPv4 | /23 | not checked | |
| 91.230.221.0/24 | IPv4 | /24 | not checked |
No rows match “”.
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Internet Exchanges
Exchanges where this network has a listed peering LAN connection
| Address families | ||
|---|---|---|
| EPIX.Katowice | 10,000 Mbps | IPv4 |
| EPIX.Warszawa | 10,000 Mbps | IPv4 |
No rows match “”.
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Exchange membership means the network has a listed connection; it does not prove peering with other members.
Observed adjacencies
Networks seen next to AS57121 in BGP paths by route collectors.
Observed upstreams
5 networks seen before AS57121 in AS paths
| Families | |||
|---|---|---|---|
| AS50607 | 134 | 734 |
v4
|
| AS3257 GTT-BACKBONE | 69 | 373 |
v4
|
| AS50625 | 151 | 205 |
v4
|
| AS201054 | 39 | 192 |
v4
|
| AS50606 VIRTUAOPERATOR-AS | 25 | 169 |
v4
|
No rows match “”.
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Observed downstreams
0 networks seen after AS57121 in AS paths
No downstreams observed
This AS was not seen carrying traffic towards another network.
Uncertain adjacencies
3 adjacencies that may be an artefact of collector peering
| Families | |||
|---|---|---|---|
| AS24482 SGGS-AS-AP | 1 | 37 |
v4
|
| AS49544 i3Dnet | 1 | 10 |
v4
|
| AS36236 NETACTUATE | 1 | 5 |
v4
|
No rows match “”.
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