AS12519
FASTNETUK
FastNet International Ltd
Registry
Authoritative registration data
- AS number
- 12519
- Name
- FASTNETUK
- Organisation
- FastNet International Ltd
- Country
- —
- RIR
- RIPE
- Registered
IPv4 prefixes
4
IPv6 prefixes
1
Total announced
5
Announced prefixes
Observed in BGP by route collectors, not a registry allocation list
| 212.42.160.0/19 | IPv4 | /19 | not checked | |
| 82.148.32.0/19 | IPv4 | /19 | RPKI valid | |
| 87.252.32.0/19 | IPv4 | /19 | not checked | |
| 81.31.64.0/20 | IPv4 | /20 | RPKI valid | |
| 2a02:13a0::/32 | IPv6 | /32 | not checked |
No rows match “”.
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Internet Exchanges
Exchanges where this network has a listed peering LAN connection
| Address families | ||
|---|---|---|
| LINX LON1: Main | 1,000 Mbps | IPv4 · IPv6 |
| LINX LON2 | 1,000 Mbps | IPv4 · IPv6 |
| LONAP: LON0 | 2,000 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 AS12519 in BGP paths by route collectors.
Observed upstreams
12 networks seen before AS12519 in AS paths
| Families | |||
|---|---|---|---|
| AS1299 TWELVE99 | 386 | 1,574 |
v4
|
| AS2914 NTT-DATA-2914 | 330 | 921 |
v4
v6
|
| AS8218 NEO-ASN | 17 | 146 |
v4
v6
|
| AS33891 CORE-BACKBONE | 22 | 103 |
v4
v6
|
| AS14840 ASN14840 | 6 | 94 |
v4
v6
|
| AS6939 HURRICANE | 22 | 92 |
v4
|
| AS4455 BSO | 6 | 37 |
v4
v6
|
| AS22356 ASN22356 | 6 | 19 |
v4
v6
|
| AS39351 ESAB-AS | 3 | 19 |
v4
v6
|
| AS9009 M247 | 3 | 10 |
v4
v6
|
| AS6204 ZET-NET | 3 | 9 |
v4
|
| AS137409 GSLNETWORKS-AS-AP | 1 | 1 |
v6
|
No rows match “”.
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Observed downstreams
1 networks seen after AS12519 in AS paths
| Families | |||
|---|---|---|---|
| AS201739 METRANET-AS | 454 | 1,935 |
v4
|
No rows match “”.
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Uncertain adjacencies
7 adjacencies that may be an artefact of collector peering
| Families | |||
|---|---|---|---|
| AS24482 SGGS-AS-AP | 3 | 171 |
v4
v6
|
| AS34927 iFog-GmbH | 3 | 19 |
v4
v6
|
| AS48185 team_blue | 3 | 19 |
v4
v6
|
| AS49544 i3Dnet | 3 | 19 |
v4
v6
|
| AS198150 SIACOM-AS | 3 | 19 |
v4
v6
|
| AS50300 CUSTDC | 3 | 18 |
v4
v6
|
| AS36236 NETACTUATE | 3 | 10 |
v4
v6
|
No rows match “”.
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