AS44194 — FREIFUNK-BERLIN-AS Foerderverein Freie Netzwerke e.V.

AS44194 announces 1 IPv4 prefixes covering 2,048 addresses and 29 IPv6 prefixes.

About this network

FREIFUNK-BERLIN-AS is operated by Foerderverein Freie Netzwerke e.V.

What it's used for

• The address space carries community Wi-Fi infrastructure, evidenced by reverse DNS entries such as net.l105.berlin.freifunk.net and no-used.berlin.freifunk.net.
• The AS announces 2048 IPv4 addresses across 2 prefixes and 60 IPv6 prefixes, with 9 observed neighbours, indicating a local access network rather than a transit provider.
• Traffic consists of volunteer-run free Wi-Fi hotspots and mesh nodes providing open internet access to the public in Berlin.

Notable

• Registrants for both announced IPv4 prefixes match the AS holder, Foerderverein Freie Netzwerke e.V., with netname FREIFUNK-BERLIN-NET.
• The address inventory is compact, consisting of two contiguous /22 blocks in IPv4 and a subdivided /40 block in IPv6.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 77.87.48.0/21
• 2001:bf7::/39
• 2001:bf7:180::/41
• 2001:bf7:200::/39
• 2001:bf7:400::/39
• 2001:bf7:541::/48
• 2001:bf7:542::/47
• 2001:bf7:544::/46
• 2001:bf7:548::/45
• 2001:bf7:550::/44
• 2001:bf7:560::/43
• 2001:bf7:580::/41
• 2001:bf7:600::/39
• 2001:bf7:800::/37
• 2001:bf7:1000::/38
• 2001:bf7:1330::/44
• 2001:bf7:1340::/44
• 2001:bf7:1360::/43
• 2001:bf7:1380::/41
• 2001:bf7:1400::/38
• 2001:bf7:1800::/37
• 2001:bf7:2000::/35
• 2001:bf7:4000::/34
• 2001:bf7:8000::/33
• 2001:bf7:fc10::/44
• 2001:bf7:fc20::/43
• 2001:bf7:fc40::/42
• 2001:bf7:fc80::/41
• 2001:bf7:fd00::/40
• 2001:bf7:fe00::/39

Upstream networks

• AS9002 RETN Limited
• AS5405 Inter.link GmbH
• AS9136 Wobcom GmbH
• AS8218 Zayo Infrastructure France SA
• AS6461 Zayo Bandwidth
• AS24482 SG.GS
• AS6797 GlobalConnect AB

Adjacent networks

• AS9002 RETN Limited
• AS5405 Inter.link GmbH
• AS9136 Wobcom GmbH
• AS8218 Zayo Infrastructure France SA
• AS6461 Zayo Bandwidth
• AS24482 SG.GS
• AS6797 GlobalConnect AB

Routing security

• RPKI: 19 valid, 0 invalid and 0 not-found announcements; 31 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 23 route objects.
• Listed in as-sets: AS-CYBERVERSE-AUTO, AS-ECIX-BER, AS-FFHH, AS-FFRL, AS-FREIFUNK-BERLIN, AS-HYTRON, AS-HYTRON, AS-HYTRONNETWORK, AS-MCKAY, AS-RETN-ACTUAL-V4, AS-RETN-ACTUAL-V6, AS-STEFAN, AS-STEFAN, AS-STEFAN, AS-XO-B, AS154562:AS-CYBERVERSE-AUTO, AS17433:AS-HYTRON, AS17433:AS-HYTRON, AS199310:AS-DOWNSTREAM, AS202662:AS-HYTRON, AS20647:AS-PEERS, AS216211:AS-CYBERVERSE-AUTO, AS57555:AS-PEERS, AS57555:AS-PEERS-DTAG.

Internet exchanges

• Berlin Commercial Internet Exchange — Berlin, Germany
• Megaport Berlin IX — Berlin, Germany