AS26546 — NUCLEUS-INC

Network type: residential

AS26546 announces 5 IPv4 prefixes covering 34,304 addresses and 1 IPv6 prefixes.

About this network

NUCLEUS-INC is operated by Nucleus Inc, a Canadian cable and DSL internet service provider.

What it's used for

• The address space carries residential broadband traffic, evidenced by reverse DNS entries such as DSL-vlan475-66-18-239-254.broadband.nucleus.com and cable-southern-216-66-144-0.broadband.nucleus.com.
• With 34,304 IPv4 addresses announced across 5 prefixes and only 3 observed neighbours, the high address-to-neighbour ratio indicates an access network serving end-user connections rather than a transit provider.

Notable

• Registrants for the majority of prefixes are listed as FIBERNETICS CORPORATION, while the 204.209.5.0/24 block is registered to Cameo Systems, Inc. with netname PINCODER.
• The inventory consists of two large /18 blocks and three smaller /22 and /24 blocks, reflecting a mix of legacy and newer address allocations.

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

Announced prefixes

• 66.18.192.0/18
• 204.209.5.0/24
• 205.233.15.0/24
• 208.94.28.0/22
• 216.66.128.0/18
• 2607:feb0::/32

Upstream networks

• AS6939 Hurricane Electric LLC
• AS3257 GTT Communications Inc.

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS3257 GTT Communications Inc.

Internet exchanges

• YYCIX Calgary Internet Exchange — Calgary, Canada