Autonomous System

AS7203 · LeaseWeb USA / SFO-12

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

bgp.tools RIPEstat

Announced IPs

188k

IPv4

IPv4 Prefixes

158

IPv6 Prefixes

Hosted Domains

5,834

resolve into this AS

Peers

—

Customers

—

AS Profile

AS Name

LeaseWeb USA / SFO-12

AS Type

Content

Scope

Not Disclosed

Website

https://www.leaseweb.com/contact#usa

IRR AS-SET

AS7203

RIR

ARIN

Country

Allocated

1996-10-08

RPKI Validity

Total ROAs

201

Valid Prefixes

NotFound

146

Announced (BGP)

161

RPKI Coverage

9.3%

Geographic Footprint

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

6,966

Top Open Ports

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

Port	Open IPs
40000	801
60000	767
80	490
443	324
22	199
4444	87
7777	86
21	79
993	74
25	73
143	73
110	58
53	57
3306	55
465	54

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.