AS27837 — AS27837 - Dialnet de Colombia S.A. E.S.P.

AS27837 announces 14 IPv4 prefixes covering 15,104 addresses and 1 IPv6 prefixes.

About this network

The AS handle AS27837 is held by Dialnet de Colombia S.A. E.S.P.

What it's used for

• The address space carries residential and business access traffic, consistent with the operator's identity as a Cable/DSL/ISP provider in South America.
• The network announces 15104 IPv4 addresses across 14 prefixes and 1 IPv6 prefix, while maintaining only 5 observed neighbours, a ratio that indicates an access network rather than a transit provider.

Notable

• All registrants for the announced prefixes match the announcer, identified uniformly as Dialnet de Colombia S.A. E.S.P.
• The address inventory is composed of one large /19 block and thirteen smaller /21, /22, /23, and /24 blocks, reflecting a fragmented but cohesive corporate estate.

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

Announced prefixes

• 186.1.160.0/19
• 190.90.40.0/21
• 190.90.48.0/22
• 190.90.65.0/24
• 190.90.66.0/24
• 190.90.87.0/24
• 190.90.122.0/23
• 190.90.124.0/24
• 190.90.134.0/23
• 190.90.195.0/24
• 190.90.196.0/23
• 190.90.228.0/24
• 190.90.240.0/24
• 190.90.246.0/23
• 2800:ac0::/32

Upstream networks

• AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S.
• AS18678 INTERNEXA S.A. E.S.P
• AS52468 UFINET PANAMA S.A.

Downstream networks

• AS267893 UNIVERSIDAD DEL MAGDALENA

Adjacent networks

• AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S.
• AS18678 INTERNEXA S.A. E.S.P
• AS52468 UFINET PANAMA S.A.
• AS267893 UNIVERSIDAD DEL MAGDALENA

Routing security

• RPKI: 60 valid, 0 invalid and 0 not-found announcements; 15 ROAs.
• ASPA: none published.
• IRR: 42% of announcements registered; 43 route objects.
• Listed in as-sets: AS-CTBC-CUSTOMERS67, AS-CTBC-TOOLS-10, AS-GNT-CUSTOMERS, AS-HURRICANE, AS-HURRICANEV6, AS-ITXCOL, AS-NWN-TRANSIT, AS-UFLA-TRANSCUST, AS18678:AS-ITX, AS273103:AS-TVYMAS, AS3491:AS-CUSTOMERS-NA, AS52320:AS-CUSTOMERS.