AS200731 — JSN-AS Jonathan Smith

AS200731 announces 0 IPv4 prefixes covering 0 addresses and 9 IPv6 prefixes.

About this network

The AS handle JSN-AS is held by Jonathan Smith.

What it's used for

• The address space consists entirely of 11 IPv6 prefixes, with no IPv4 addresses announced or in inventory.
• The network maintains 11 observed neighbours, a ratio that suggests a small-scale research or educational endpoint rather than a transit or large access provider.
• PeeringDB classifies the operator as Educational/Research, indicating the traffic likely supports academic or scientific activities.

Notable

• The registry holder and PeeringDB entry both identify the operator as Jonathan Smith.
• The address inventory is composed solely of IPv6 /48 and /47 blocks, reflecting a modern, IPv6-only deployment strategy.

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

Announced prefixes

• 2a0a:6040:b801::/48
• 2a0a:6040:b802::/48
• 2a0a:6040:b804::/46
• 2a0a:6040:b808::/47
• 2a0a:6040:b825::/48
• 2a0a:6040:b8aa::/48
• 2a0a:6040:b8fa::/48
• 2a0a:6040:b8fd::/48
• 2a0f:b240:5efd::/48

Upstream networks

• AS34927 iFog GmbH
• AS6939 Hurricane Electric LLC
• AS205794 JINZE YANG
• AS20473 The Constant Company, LLC
• AS34549 meerfarbig GmbH & Co. KG
• AS401753 BIXCE Inc
• AS56662 Marcin Gondek
• AS199854 Jens Thies
• AS25091 IP-Max SA

Adjacent networks

• AS34927 iFog GmbH
• AS6939 Hurricane Electric LLC
• AS205794 JINZE YANG
• AS20473 The Constant Company, LLC
• AS34549 meerfarbig GmbH & Co. KG
• AS199854 Jens Thies
• AS401753 BIXCE Inc
• AS56662 Marcin Gondek
• AS25091 IP-Max SA

Routing security

• RPKI: 11 valid, 0 invalid and 0 not-found announcements; 2 ROAs.
• ASPA: none published.
• IRR: 82% of announcements registered; 31 route objects.
• Listed in as-sets: AS-4IXP, AS-4IXP-RS, AS-4IXPV6, AS-CLOUDIE:AS-ASHBURN, AS-CLOUDIE:AS-ASHBURN, AS-CLOUDIE:AS-TORONTO, AS-CLOUDIE:AS-TORONTO, AS-FOGIXP, AS-HURRICANEV6, AS-IFOG, AS-IFOG, AS-IFOG-US, AS-ONIX, AS200731:AS-JSN, AS3204:AS-DUS, AS3204:AS-DUS, AS3204:AS-DUS, AS37988:AS-ALPHALAYER, AS53667:AS-CUSTOMERS, AS57369:AS-ONIX.

Internet exchanges

• Local Internet Exchange Düsseldorf — Düsseldorf, Germany
• Ontario Internet Exchange — Toronto, Canada