Check-Host.cc

Autonomous System

AS25577 · MAINFRAME & CYBERNETIC SYSTEMS LIMITED

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

Announced IPs
55,552
IPv4
IPv4 Prefixes
54
IPv6 Prefixes
1
Hosted Domains
8,846
resolve into this AS
Peers
632
Customers
10

AS Profile

AS Name
MAINFRAME & CYBERNETIC SYSTEMS LIMITED
AS Type
NSP
Scope
Europe
Traffic
10-20Gbps
Website
IRR AS-SET
AS-C4L
RIR
RIPE NCC
Country
GB
Allocated
2003-01-15

RPKI Validity

Total ROAs
101
Valid Prefixes
13
NotFound
42
Announced (BGP)
55
RPKI Coverage
23.6%

Geographic Footprint

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

GB
506

Top Open Ports

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

Port Open IPs
443 46
25 37
80 31
21 27
53 24
995 15
110 15
2086 15
22 15
3306 14
2095 13
2087 13
2082 13
993 12
179 10