AS25818 — CMCNETWORKS

AS25818 announces 13 IPv4 prefixes covering 33,536 addresses and 1 IPv6 prefixes.

About this network

CMCNETWORKS is operated by CMC Networks.

What it's used for

• The address space carries residential and business internet access, evidenced by reverse DNS entries such as ldn-ipa-2.metro.uk-inx-ipa-1.cmcnetworks.net and generic reverse pointers under reverse.cmcnetworks.net.
• The AS announces 33,536 IPv4 addresses across 40 prefixes and 79 IPv6 prefixes, while maintaining 179 observed neighbours; this ratio of moderate address space to high peering density indicates a national internet service provider and network service provider role.

Notable

• Registrants consistently identify as CMC NETWORK (PTY) LTD or CMC Networks, aligning with the AS handle and registry holder.
• The address inventory is finely subdivided into numerous /21, /22, and /23 blocks, reflecting a segmented internal estate for different service regions or customer segments.

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

Announced prefixes

• 41.202.32.0/19
• 45.150.116.0/23
• 66.234.229.0/24
• 69.67.32.0/20
• 87.101.4.0/22
• 102.64.96.0/20
• 102.177.112.0/20
• 158.173.68.0/22
• 158.173.172.0/22
• 196.1.144.0/20
• 196.32.8.0/21
• 197.231.160.0/21
• 217.19.16.0/22
• 2001:4210::/32

Upstream networks

• AS6939 Hurricane Electric LLC
• AS174 Cogent Communications, LLC
• AS37271 Workonline Communications(Pty) Ltd
• AS30844 Liquid Telecommunications Ltd
• AS1299 Arelion Sweden AB
• AS6453 TATA COMMUNICATIONS (AMERICA) INC
• AS3257 GTT Communications Inc.
• AS4637 Telstra Global
• AS3356 Level 3 Parent, LLC
• AS23764 CTGNet
• AS24835 Vodafone Data
• AS34549 meerfarbig GmbH & Co. KG
• AS37204 Telone PVT Ltd
• AS37008 Sancfis Faso SA
• AS37672 INQ DIGITAL CAMEROON SA
• AS37273 Bandwidth and Cloud Services Group Ltd
• AS5511 Orange S.A.
• AS42235 INTRA DATA COMMUNICATION
• AS30999 EMTEL LIMITED
• AS37282 Main one Cable Company Nigeria Limited
• AS30990 DJIBOUTI TELECOM S.A.
• AS37468 Angola Cables
• AS37662 West Indian Ocean Cable Company
• AS3741 Dimension Data
• AS9002 RETN Limited

Downstream networks

• AS327733 Saicom Voice Services Pty Ltd
• AS15695 Expereo International BV
• AS63399 Dialpad, Inc.
• AS8590 Motoren Werke Aktiengesellschaft
• AS39855 Mod Mission Critical LLC
• AS56683 EXNESS LIMITED
• AS10099 China Unicom Global

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS174 Cogent Communications, LLC
• AS15695 Expereo International BV
• AS327733 Saicom Voice Services Pty Ltd
• AS1299 Arelion Sweden AB
• AS63399 Dialpad, Inc.
• AS6453 TATA COMMUNICATIONS (AMERICA) INC
• AS37271 Workonline Communications(Pty) Ltd
• AS30844 Liquid Telecommunications Ltd
• AS3257 GTT Communications Inc.
• AS4637 Telstra Global
• AS3356 Level 3 Parent, LLC
• AS34549 meerfarbig GmbH & Co. KG
• AS23764 CTGNet
• AS8590 Motoren Werke Aktiengesellschaft
• AS24835 Vodafone Data
• AS37204 Telone PVT Ltd
• AS37672 INQ DIGITAL CAMEROON SA
• AS37008 Sancfis Faso SA
• AS37273 Bandwidth and Cloud Services Group Ltd
• AS3741 Dimension Data
• AS39855 Mod Mission Critical LLC
• AS30999 EMTEL LIMITED
• AS42235 INTRA DATA COMMUNICATION
• AS56683 EXNESS LIMITED

Internet exchanges

• DE-CIX Frankfurt — Frankfurt, Germany
• LINX LON1 — London, United Kingdom
• Neutral Internet Exchange — Amsterdam, Netherlands
• NAPAfrica IX Johannesburg — Johannesburg, South Africa
• NAPAfrica IX Cape Town — Cape Town, South Africa
• Johannesburg Internet Exchange — Johannesburg, South Africa
• Kenya Internet Exchange Point - Nairobi — Nairobi, Kenya
• NAPAfrica IX Durban — Durban, South Africa
• DE-CIX Marseille — Marseille, France
• UAE-IX — Dubai, United Arab Emirates
• AMS-IX Lagos — Lagos, Nigeria
• ANGONIX — Luanda, Angola
• Mauritius Internet Exchange — Ebene, Mauritius
• AMS-IX Djibouti — Djibouti City, Djibouti