Check-Host.cc

Autonomous System

AS33668 · Comcast - Michigan/Detroit

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

Announced IPs
6,912
IPv4
IPv4 Prefixes
27
IPv6 Prefixes
69
Hosted Domains
2
resolve into this AS
Peers
1
Customers
71

AS Profile

AS Name
Comcast - Michigan/Detroit
AS Type
Cable/DSL/ISP
Scope
Regional
RIR
ARIN
Country
US
Allocated
2005-02-16

RPKI Validity

Total ROAs
23,485
Valid Prefixes
87
NotFound
9
Announced (BGP)
96
RPKI Coverage
90.6%

Geographic Footprint

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

US
16

Top Open Ports

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

Port Open IPs
443 4
80 1