AS12303
ISZT-AS
ISZT Nonprofit Kft.
Registry
Authoritative registration data
- AS number
- 12303
- Name
- ISZT-AS
- Organisation
- ISZT Nonprofit Kft.
- Country
- —
- RIR
- RIPE
- Registered
IPv4 prefixes
1
IPv6 prefixes
1
Total announced
2
Announced prefixes
Observed in BGP by route collectors, not a registry allocation list
| 5.28.0.0/22 | IPv4 | /22 | not checked | |
| 2a00:e6a0::/40 | IPv6 | /40 | not checked |
No rows match “”.
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Internet Exchanges
Exchanges where this network has a listed peering LAN connection
| Address families | ||
|---|---|---|
| BIX | 20,000 Mbps | IPv4 · IPv6 |
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 AS12303 in BGP paths by route collectors.
Observed upstreams
7 networks seen before AS12303 in AS paths
| Families | |||
|---|---|---|---|
| AS62214 RACKFOREST-AS | 308 | 518 |
v4
v6
|
| AS6939 HURRICANE | 91 | 126 |
v4
v6
|
| AS33891 CORE-BACKBONE | 7 | 9 |
v4
v6
|
| AS47692 NESSUS | 2 | 8 |
v4
v6
|
| AS6663 TTI-NET | 1 | 1 |
v4
|
| AS15958 CETIN_doo_AS | 1 | 1 |
v4
|
| AS21215 UGNI | 1 | 1 |
v4
|
No rows match “”.
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Observed downstreams
0 networks seen after AS12303 in AS paths
No downstreams observed
This AS was not seen carrying traffic towards another network.
Uncertain adjacencies
2 adjacencies that may be an artefact of collector peering
| Families | |||
|---|---|---|---|
| AS49544 i3Dnet | 1 | 4 |
v4
v6
|
| AS40994 Alwyzon | 1 | 2 |
v4
v6
|
No rows match “”.
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