AS18874 — MAXAR-ASN - Vantor Parent Inc.

AS18874 announces 6 IPv4 prefixes covering 2,560 addresses and 0 IPv6 prefixes.

About this network

EWI-ASN-1 is held by Vantor Parent Inc.

What it's used for

• The address space carries corporate infrastructure for a spatial intelligence and defense technology firm, with netnames MAXAR-PUBLIC and MAXAR-205-166-175-0-24 indicating legacy branding.
• The inventory consists of 7 IPv4 prefixes totaling 2304 addresses, observed against 6 neighbours, suggesting a small-scale corporate network rather than a transit or access provider.

Notable

• Registrants for the majority of prefixes are Vantor Parent Inc., while the prefix 173.242.16.0/24 is registered to Lunavi, Inc.; Network Operations Center with netname GHD-173-242-16-0-1.
• The operator was formerly known as Maxar Technologies, which rebranded to Vantor in October 2025.
• The address inventory is a mix of /23 and /24 blocks, with one distinct /24 block associated with a different registrant and netname.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 158.184.208.0/22
• 158.184.212.0/24
• 158.184.214.0/23
• 158.184.216.0/24
• 173.242.16.0/24
• 205.166.175.0/24

Upstream networks

• AS6461 Zayo Bandwidth
• AS3356 Level 3 Parent, LLC
• AS33561 Lunavi, Inc.
• AS6208 FiberX
• AS8473 Bahnhof AB
• AS209 CenturyLink Communications, LLC

Adjacent networks

• AS6461 Zayo Bandwidth
• AS3356 Level 3 Parent, LLC
• AS33561 Lunavi, Inc.
• AS6208 FiberX
• AS8473 Bahnhof AB
• AS209 CenturyLink Communications, LLC

Routing security

• RPKI: 0 valid, 0 invalid and 10 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 90% of announcements registered; 10 route objects.
• Listed in as-sets: AS-BAHNHOF, AS-E1-AUTOMATION-CUSTOMER, AS-HURRICANE, AS-PNAPDEN, AS-TRANSROUTE-SPEC, AS-XO-B, AS33561:AS-CONE, AS6208:AS-CUSTOMERS.