Check-Host.cc

Autonomous System

AS3816 · COLOMBIA TELECOMUNICACIONES S.A. ESP

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Announced IPs
4.1M
IPv4
IPv4 Prefixes
1,343
IPv6 Prefixes
15
Hosted Domains
1,019
resolve into this AS
Peers
4
Customers
28

AS Profile

AS Name
COLOMBIA TELECOMUNICACIONES S.A. ESP
AS Type
Scope
South America
Traffic
5-10Tbps
IRR AS-SET
AS3816:AS-TEFCOLOMBIA
RIR
LACNIC
Country
CO
Allocated
1994-09-09

RPKI Validity

Total ROAs
1,822
Valid Prefixes
125
NotFound
1,233
Announced (BGP)
1,358
RPKI Coverage
9.2%

Geographic Footprint

Countries where this AS's scanned IPs are geolocated, by open-IP count.

CO
59,746

Top Open Ports

Most common open ports across IPs in this AS (last 30 days).

Port Open IPs
1024 15,055
7547 4,215
8000 1,139
1025 766
80 387
22 291
23 211
443 195
179 181
2000 146
554 64
1723 60
139 51
445 49
53 49