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
647
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
408
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
77,992

Top Open Ports

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

Port Open IPs
68 5,080
67 4,436
540 4,417
2087 4,409
2967 4,391
2638 4,340
9200 4,338
1234 4,327
2717 4,294
8443 4,288
9000 4,270
561 4,251
7777 4,244
389 4,232
524 4,216