AS215551 — Sweden_Internet_Exchange KeFF Networks Ltd

AS215551 announces 1 IPv4 prefixes covering 256 addresses and 0 IPv6 prefixes.

About this network

The AS handle SWEDENINTERNETEXCHANGE is held by KeFF Networks Ltd.

What it's used for

• The space carries infrastructure for the Sweden Internet Exchange, as indicated by the netname SE-KEFF-CUST and registrant KeFF NOC; KeFF Networks Ltd.
• The AS announces 256 IPv4 addresses across 1 prefix against 54 observed neighbours, a ratio that implies a transit or peering role rather than an access network.
• Traffic from this AS consists of exchange infrastructure and peering sessions for the Sweden Internet Exchange (IX.SE), a non-profit Internet exchange point.

Notable

• The registrant KeFF NOC; KeFF Networks Ltd aligns with the announcer, confirming the identity of the operator.
• The address inventory consists of a single /24 block (193.189.101.0/24), which is finely subdivided for internal exchange operations.

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

Announced prefixes

• 193.189.101.0/24

Upstream networks

• AS3399 Obenet AB
• AS6939 Hurricane Electric LLC
• AS50673 Serverius Holding B.V.
• AS208972 GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI
• AS56655 Gigahost AS
• AS24482 SG.GS
• AS49673 Truenetwork LLC
• AS37721 Virtual Technologies & Solutions

Downstream networks

• AS41281 KeFF Networks Ltd
• AS214503 QuxLabs AB
• AS199950 HJELM ENTERPRISES AB
• AS62020 Net Sat AB
• AS30880 SpaceDump IT AB
• AS30893 No ACK Group Holding AB
• AS13214 Hans Fredrik Lennart Neij
• AS52177 Resona Glecom AB
• AS213593 Nordic Fighter AB
• AS218973 One Zero Group AB

Adjacent networks

• AS208972 GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI
• AS41281 KeFF Networks Ltd
• AS6939 Hurricane Electric LLC
• AS3399 Obenet AB
• AS214503 QuxLabs AB
• AS30893 No ACK Group Holding AB
• AS50673 Serverius Holding B.V.
• AS199950 HJELM ENTERPRISES AB
• AS62020 Net Sat AB
• AS37721 Virtual Technologies & Solutions
• AS30880 SpaceDump IT AB
• AS50304 Blix Solutions AS
• AS24482 SG.GS
• AS49673 Truenetwork LLC
• AS13214 Hans Fredrik Lennart Neij
• AS52177 Resona Glecom AB
• AS56655 Gigahost AS
• AS12859 BIT BV
• AS213593 Nordic Fighter AB
• AS20764 CJSC RASCOM
• AS50629 LWLcom GmbH
• AS218973 One Zero Group AB

Routing security

• RPKI: 1 valid, 0 invalid and 0 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 1 route objects.
• Listed in as-sets: AS-4IXP, AS-4IXP-RS, AS-4IXPV4, AS-KEFF, AS215551:AS-KEFFIX.

Internet exchanges

• ERA-IX Amsterdam — Amsterdam, Netherlands
• Sweden Open Network Internet eXchange Stockholm — Stockholm, Sweden