AS21396 — NETCONNEX NetConnex Broadband Ltd.

Network type: hosting

AS21396 announces 8 IPv4 prefixes covering 11,008 addresses and 3 IPv6 prefixes.

About this network

NETCONNEX is operated by NetConnex Broadband Ltd.

What it's used for

• The address space carries residential broadband traffic, evidenced by reverse DNS entries such as ip100-0.thdo.ncuk.net and netnames like UK-NETCONNEX-20011121.
• The AS announces 11008 IPv4 addresses across 8 prefixes and 3 IPv6 prefixes, while maintaining 36 observed neighbours; this ratio of significant address inventory to a moderate peer set indicates an access network providing connectivity to end-users.

Notable

• Registrants for the majority of prefixes align with the announcer, including NetConnex Broadband Ltd. and NetConnex Hostmaster, though some blocks are registered to third parties such as ThisIsUniverse ApS and Lovefilm International Ltd.
• The address inventory is composed of a mix of /20, /22, /23, and /24 blocks, with the largest allocations being 80.249.96.0/20 and 141.0.208.0/20.

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

Announced prefixes

• 5.182.220.0/22
• 77.95.218.0/24
• 80.249.96.0/20
• 141.0.208.0/20
• 193.203.210.0/23
• 193.223.78.0/24
• 194.117.248.0/23
• 194.180.187.0/24
• 2a02:68::/29
• 2a05:98c0::/29
• 2a13:f040::/48

Upstream networks

• AS2914 NTT America, Inc.
• AS6939 Hurricane Electric LLC
• AS6762 TELECOM ITALIA SPARKLE S.p.A.
• AS35200 TransitX Ltd
• AS41230 ASK4 Limited
• AS48185 team.blue NV
• AS33891 Core-Backbone GmbH
• AS29169 GANDI SAS
• AS50300 CustodianDC Limited
• AS3741 Dimension Data
• AS37100 SEACOM Limited
• AS12552 GlobalConnect AB
• AS4637 Telstra Global
• AS15830 Equinix (EMEA) Acquisition Enterprises B.V.
• AS20562 Broadband Hosting B.V.
• AS13030 Init7 (Switzerland) Ltd.
• AS42708 Glesys AB

Downstream networks

• AS12775 JPC Infonet Ltd

Adjacent networks

• AS2914 NTT America, Inc.
• AS6939 Hurricane Electric LLC
• AS6762 TELECOM ITALIA SPARKLE S.p.A.
• AS35200 TransitX Ltd
• AS41230 ASK4 Limited
• AS33891 Core-Backbone GmbH
• AS48185 team.blue NV
• AS29169 GANDI SAS
• AS50300 CustodianDC Limited
• AS37100 SEACOM Limited
• AS4637 Telstra Global
• AS3741 Dimension Data
• AS15830 Equinix (EMEA) Acquisition Enterprises B.V.
• AS12552 GlobalConnect AB
• AS20562 Broadband Hosting B.V.
• AS13030 Init7 (Switzerland) Ltd.
• AS42708 Glesys AB
• AS12775 JPC Infonet Ltd

Internet exchanges

• LINX LON1 — London, United Kingdom
• London Network Access Point — London, United Kingdom