Check-Host.cc

Autonomous System

AS9738 · Brennan IT

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

Announced IPs
IPv4
IPv4 Prefixes
IPv6 Prefixes
Hosted Domains
185
resolve into this AS
Peers
Customers
4

AS Profile

AS Name
Brennan IT
Also known as
17898
AS Type
Cable/DSL/ISP
Scope
Asia Pacific
Traffic
5-10Gbps
RIR
Country
Allocated

RPKI Validity

Total ROAs
Valid Prefixes
NotFound
Announced (BGP)
RPKI Coverage

Top Open Ports

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

Port Open IPs
179 91
5060 49
2000 36
443 27
646 19
80 10
25 3
853 2
53 2
49152 1
9090 1
8443 1
8000 1
4443 1
22 1

Upstreams

Tier-1 / transit-free network

CAIDA AS-Relationships sees no upstream transit provider for this ASN — either a tier-1 carrier, a settlement-free routing arrangement, or an ASN that peers privately. Tier-1s like AS174, AS3356, AS6939 also show empty here.