Intelligence Directory

Jan Kayser

Senior Network Engineer, LINX (2020 source-dated record)

Public role: Senior Network Engineer, LINX (2020 source-dated record)
Country or region: United Kingdom IXP engineering (2020 source-dated record)

What to know first

Public roleSenior Network Engineer, LINX (2020 source-dated record)Medium confidence
Country or regionUnited Kingdom IXP engineering (2020 source-dated record)Medium confidence
Source basisPublic directory evidenceMedium confidence
Last verifiedAug 03, 2026High confidence

Basic information

NameJan KayserHigh confidence
Public roleSenior Network Engineer, LINX (2020 source-dated record)Medium confidence
Country or regionUnited Kingdom IXP engineering (2020 source-dated record)Medium confidence
Last verifiedAug 03, 2026High confidence

Related entities, projects, and resources

Editorial contextJan Kayser and the Operational Trade-Offs Behind LINX's Route-Server Observability Migration, Internet exchanges are places where networks connect directly, a practice called peering; transit is paid upstream connectivity. Route servers help operators share reachability information efficiently, while a looking glass lets engineers inspect that routing view without administrator access to another network's equipment. A jointly authored 2020 LINX engineering record credits Senior Network Engineer Jan Kayser and two colleagues with replacing ageing route-server and collector observation tools. The work matters beyond one organisation because weak visibility can make reachability problems harder to diagnose even when traffic still flows. The team evaluated maintainability, memory demand, and support for BGP, the protocol networks use to exchange route information, and RPKI, a system for checking whether a network may announce an address block. Their testing moved the deployment from a virtual machine to physical hardware and consolidated most collectors onto infrastructure LINX already operated.Medium confidence