Check-Host.cc

Autonomous System

AS237 · Merit Network

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

Announced IPs
2.36M
IPv4
IPv4 Prefixes
84
IPv6 Prefixes
9
Hosted Domains
643
resolve into this AS
Peers
10
Customers
28

AS Profile

AS Name
Merit Network
Also known as
Merit
AS Type
Educational/Research
Scope
Regional
Traffic
300-500Gbps
IRR AS-SET
RADB::AS-MICHNET
RIR
ARIN
Country
US
Allocated
1988-09-12

RPKI Validity

Total ROAs
544
Valid Prefixes
57
NotFound
36
Announced (BGP)
93
RPKI Coverage
61.3%

Geographic Footprint

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

US
77,989

Top Open Ports

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

Port Open IPs
68 4,786
2967 4,211
540 4,184
67 4,178
2087 4,171
9200 4,134
1234 4,130
2638 4,113
2717 4,045
9000 4,033
561 4,024
8444 4,017
524 4,014
8443 4,013
7777 4,012