AS30532 — 3310-617INTERNET

AS30532 announces 2 IPv4 prefixes covering 768 addresses and 0 IPv6 prefixes.

About this network

3310-617INTERNET is held by Healthcare Realty Trust, Inc.

What it's used for

• The space carries corporate infrastructure for a healthcare real estate investment trust, evidenced by the netname HRT-NATIONAL-NET-1 on the primary block.
• The AS announces 768 IPv4 addresses across 2 prefixes with 3 observed neighbours, indicating a small internal corporate estate rather than a transit or access network.

Notable

• Registrants do not fully align with the announcer; the 173.226.30.0/24 block is registered to Level 3 Parent, LLC under the netname TWTC-NETBLK-18, suggesting leased or historically acquired space.
• The address inventory is minimal, consisting of one /23 and one /24, with no IPv6 prefixes in inventory.

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

Announced prefixes

• 173.226.30.0/24
• 204.77.134.0/23

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS13649 Flexential Colorado Corp.
• AS22909 Comcast Cable Communications, LLC

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS13649 Flexential Colorado Corp.
• AS22909 Comcast Cable Communications, LLC

Routing security

• RPKI: 0 valid, 0 invalid and 3 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 67% of announcements registered; 3 route objects.
• Listed in as-sets: AS-COMCAST-EDIA, AS-FLEXENTIAL-CUSTOMERS, AS-FLEXENTIAL-TEST2, AS-VIAWEST-TRANSIT.