AS204394
CORTEX
Cortex, a.s.
Registry
Authoritative registration data
- AS number
- 204394
- Name
- CORTEX
- Organisation
- Cortex, a.s.
- 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
| 185.250.100.0/22 | IPv4 | /22 | not checked | |
| 2a0e:e580::/29 | IPv6 | /29 | not checked |
No rows match “”.
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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.
Exchange membership means the network has a listed connection; it does not prove peering with other members.
Observed adjacencies
Networks seen next to AS204394 in BGP paths by route collectors.
Observed upstreams
11 networks seen before AS204394 in AS paths
| Families | |||
|---|---|---|---|
| AS6855 SK-TELEKOM | 184 | 314 |
v4
v6
|
| AS6939 HURRICANE | 95 | 139 |
v4
v6
|
| AS8218 NEO-ASN | 6 | 22 |
v4
v6
|
| AS1764 NEXTLAYER-AS | 3 | 10 |
v4
v6
|
| AS14840 ASN14840 | 2 | 10 |
v4
v6
|
| AS22356 ASN22356 | 5 | 6 |
v4
v6
|
| AS4455 BSO | 2 | 4 |
v4
v6
|
| AS6204 ZET-NET | 1 | 1 |
v4
|
| AS6663 TTI-NET | 1 | 1 |
v4
|
| AS44306 Omonia | 1 | 1 |
v4
|
| AS263444 ASN263444 | 1 | 1 |
v4
|
No rows match “”.
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Observed downstreams
0 networks seen after AS204394 in AS paths
No downstreams observed
This AS was not seen carrying traffic towards another network.
Uncertain adjacencies
8 adjacencies that may be an artefact of collector peering
| Families | |||
|---|---|---|---|
| AS24482 SGGS-AS-AP | 1 | 18 |
v4
v6
|
| AS51184 FONIRA | 1 | 4 |
v4
v6
|
| AS6881 NIXCZ | 1 | 2 |
v4
v6
|
| AS29504 LBCFREE | 1 | 2 |
v4
v6
|
| AS36236 NETACTUATE | 1 | 2 |
v4
v6
|
| AS40994 Alwyzon | 1 | 2 |
v4
v6
|
| AS49544 i3Dnet | 1 | 2 |
v4
v6
|
| AS198150 SIACOM-AS | 1 | 2 |
v4
v6
|
No rows match “”.
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