Check-Host.cc

Autonomous System

AS198510 · XTDEF Limited - AS198510

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

Announced IPs
1,792
IPv4
IPv4 Prefixes
7
IPv6 Prefixes
9
Hosted Domains
resolve into this AS
Peers
Customers

AS Profile

AS Name
XTDEF Limited - AS198510
Also known as
XTDef
AS Type
Cable/DSL/ISP
Scope
Not Disclosed
Traffic
10-20Gbps
IRR AS-SET
AS198510:AS-NET
RIR
RIPE NCC
Country
HK
Allocated
2023-05-22

RPKI Validity

Total ROAs
51
Valid Prefixes
7
NotFound
9
Announced (BGP)
16
RPKI Coverage
43.8%

Geographic Footprint

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

CA
37

Top Open Ports

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

Port Open IPs
22 25
179 14

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.