AS208059 — GRMML Hermann Lienstromberg

AS208059 announces 1 IPv4 prefixes covering 256 addresses and 3 IPv6 prefixes.

About this network

The AS handle GRMML is held by Hermann Lienstromberg.

What it's used for

• The space carries research and educational traffic, identified by the netname DE-HERMANNLIENSTROMBERG-20200129 and the registrant Hermann Lienstromberg.
• The AS announces 256 IPv4 addresses and 21 IPv6 prefixes while maintaining 50 observed neighbours, a ratio that indicates a transit or peering-heavy role rather than a large access network.
• Traffic from this AS consists of academic and research endpoints associated with the GRMML Networks project, which focuses on network measurement and experimentation.

Notable

• The RDAP registrant for the announced IPv4 prefix matches the AS holder, confirming direct ownership of the address space.
• The address inventory is dominated by IPv6, with 21 prefixes announced compared to a single IPv4 /24, reflecting a modern, IPv6-first research infrastructure.

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

Announced prefixes

• 46.149.109.0/24
• 2a0e:b107:2b::/48
• 2a10:200::/36
• 2a10:200:ffa1::/48

Upstream networks

• AS34927 iFog GmbH
• AS41051 Openfactory GmbH
• AS53667 FranTech Solutions
• AS58057 Securebit AG
• AS56381 level66.network UG (haftungsbeschraenkt)
• AS20473 The Constant Company, LLC
• AS35661 VIRTUA SYSTEMS SAS
• AS37989 DCS1 Pte. Ltd.
• AS34872 Sarah Rossius trading as Servperso Systems
• AS56662 Marcin Gondek
• AS401753 BIXCE Inc
• AS24482 SG.GS
• AS57821 Nonattached Network e.V.
• AS199854 Jens Thies
• AS6939 Hurricane Electric LLC
• AS34019 Hivane Association
• AS1103 SURF B.V.
• AS212895 Johannes Ernst
• AS41047 Bart Vrancken
• AS202365 Omer GOLGELI
• AS49134 10VPN Research Network LTD
• AS37721 Virtual Technologies & Solutions

Adjacent networks

• AS34927 iFog GmbH
• AS41051 Openfactory GmbH
• AS53667 FranTech Solutions
• AS58057 Securebit AG
• AS56381 level66.network UG (haftungsbeschraenkt)
• AS20473 The Constant Company, LLC
• AS35661 VIRTUA SYSTEMS SAS
• AS37989 DCS1 Pte. Ltd.
• AS34872 Sarah Rossius trading as Servperso Systems
• AS56662 Marcin Gondek
• AS401753 BIXCE Inc
• AS57821 Nonattached Network e.V.
• AS24482 SG.GS
• AS199854 Jens Thies
• AS6939 Hurricane Electric LLC
• AS1103 SURF B.V.
• AS34019 Hivane Association
• AS212895 Johannes Ernst
• AS41047 Bart Vrancken
• AS202365 Omer GOLGELI
• AS49134 10VPN Research Network LTD
• AS37721 Virtual Technologies & Solutions

Routing security

• RPKI: 8 valid, 0 invalid and 0 not-found announcements; 5 ROAs.
• ASPA: 10 authorised providers.
• IRR: 100% of announcements registered; 13 route objects.
• Listed in as-sets: AS-1STBB, AS-1STBB, AS-1STBB, AS-4IXP, AS-4IXP-RS, AS-4IXPV6, AS-EVIX, AS-FOGIXP, AS-FOGNET-CUSTOMER, AS-FRYS-IX-CONNECTED, AS-HURRICANE, AS-HURRICANEV6, AS-IFOG, AS-IFOG, AS-IX, AS-KLEYREX-RS, AS-MMNETWORKS, AS-MMNETWORKS, AS-MMNETWORKS, AS-NETNIK, AS-NETSHELTER-DOWNSTREAMS, AS-RETN-ACTUAL-V4, AS-RETN-ACTUAL-V6, AS-STEFANDUNKEL, AS-TRANSROUTE-SPEC.

Internet exchanges

• KleyReX Internet Exchange — Frankfurt, Germany
• The Frys Internet Exchange — Frysian, Netherlands
• Speed Internet Exchange — Dronten, Netherlands
• DE-CIX Dusseldorf — Düsseldorf, Germany
• Local Internet Exchange Düsseldorf — Düsseldorf, Germany