AS25098 — NETCALIBRE

AS25098 announces 10 IPv4 prefixes covering 25,856 addresses and 1 IPv6 prefixes.

About this network

The AS handle NETCALIBRE is held by Netcalibre Ltd.

What it's used for

• The address space carries hosting and business services, evidenced by the reverse DNS record 0.212.230.213.client.lchost.net and netnames such as UK-WOAF-20030512 and WOAF-CORE.
• The AS announces 25,600 IPv4 addresses across 15 prefixes and 17 IPv6 prefixes, while maintaining 39 observed neighbours; this ratio of moderate address space against a significant number of peers indicates a network service provider role.

Notable

• Registrants for the majority of prefixes align with the announcer, specifically Netcalibre Ltd, though some blocks are registered to third parties including Moldtelecom SA, The Burstfire Hostmaster, Tigrisnet Abuse, and Contrust Solutions S.R.L.
• The address inventory is fragmented, consisting of 15 distinct IPv4 prefixes ranging from a /19 down to multiple /24s, alongside a finely subdivided IPv6 allocation under the 2a01:70::/33 block.

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

Announced prefixes

• 46.248.112.0/22
• 62.68.73.0/24
• 89.34.112.0/21
• 93.94.48.0/23
• 152.89.30.0/23
• 165.65.208.0/20
• 193.201.70.0/23
• 213.230.192.0/18
• 217.60.239.0/24
• 217.60.246.0/24
• 2a01:70::/32

Upstream networks

• AS1299 Arelion Sweden AB
• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS20473 The Constant Company, LLC
• AS48185 team.blue NV
• AS50300 CustodianDC Limited
• AS24482 SG.GS
• AS57463 NetIX Communications JSC
• AS13030 Init7 (Switzerland) Ltd.
• AS8218 Zayo Infrastructure France SA

Downstream networks

• AS57793 1310 Limited
• AS208123 SPN Alliance Limited
• AS34675 Prima Internet Holdings Limited

Adjacent networks

• AS1299 Arelion Sweden AB
• AS57793 1310 Limited
• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS20473 The Constant Company, LLC
• AS34675 Prima Internet Holdings Limited
• AS208123 SPN Alliance Limited
• AS50300 CustodianDC Limited
• AS24482 SG.GS
• AS48185 team.blue NV
• AS57463 NetIX Communications JSC
• AS13030 Init7 (Switzerland) Ltd.
• AS9153 Burstfire Networks Ltd
• AS8218 Zayo Infrastructure France SA

Internet exchanges

• London Network Access Point — London, United Kingdom