AS33378 — ASN1

AS33378 announces 4 IPv4 prefixes covering 1,280 addresses and 0 IPv6 prefixes.

About this network

The AS handle ASN1 is held by Eastern Bank.

What it's used for

• The address space carries corporate infrastructure, evidenced by netnames EASTERN-BANK, EASTERN-BANK-3, and EASTERN-BANK-2 associated with the registrant Eastern Bank.
• The AS announces 1024 IPv4 addresses across 3 prefixes and maintains 3 observed neighbours, a ratio consistent with an internal corporate estate rather than a transit or access network.

Notable

• All registrants in the RDAP data align with the announcer, listing Eastern Bank as the entity for all three announced prefixes.
• Eastern Bank is a Boston-based financial institution that de-mutualized in 2020, transitioning from a mutual bank structure to a publicly traded entity.
• The inventory consists of three distinct IPv4 prefixes with no IPv6 announcements, reflecting a segmented internal network design.

CLASSIFICATION - after the card, on its own final line, emit exactly:

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

Announced prefixes

• 50.200.233.0/24
• 50.205.65.0/24
• 104.241.242.0/23
• 104.241.254.0/24

Upstream networks

• AS13335 Cloudflare, Inc.
• AS15830 Equinix (EMEA) Acquisition Enterprises B.V.
• AS46887 Crown Castle Fiber LLC
• AS7015 Comcast Cable Communications, LLC

Adjacent networks

• AS13335 Cloudflare, Inc.
• AS15830 Equinix (EMEA) Acquisition Enterprises B.V.
• AS46887 Crown Castle Fiber LLC
• AS7015 Comcast Cable Communications, LLC

Routing security

• RPKI: 2 valid, 0 invalid and 3 not-found announcements; 3 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 12 route objects.
• Listed in as-sets: AS-AXNE, AS-CCF, AS-CCF-TEST, AS-COMCAST-EDIA, AS-EC-BO, AS-KDDCUSTOMER2, AS-PROLE, AS-TELSTRA-INTL-CUSTOMERS, AS-WINDSTREAM-CUST, AS13335:AS-CUSTOMERS.