Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS40200

Announcement observedARIN

Munson Healthcare · ASN-MUNSON-CHARTER-ATT

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/3/2026, 08:41:07Snapshot expired

View network topology RDAP registration

ASN: AS40200
Registration country: United States
Name: Munson Healthcare
Abbreviation: ASN-MUNSON-CHARTER-ATT
Registration date: 8/17/2006, 18:05:21
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
199.253.184.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/3/2026, 00:00:00	✓	×	Historical record
204.63.200.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/3/2026, 00:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Munson Healthcare
RIR: ARIN
Registration country: United States
Registration date: 8/17/2006, 18:05:21
Abuse contact: domadmin@mhc.net

Snapshot trend

10/3/2026, 08:41:072 v40 v62 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn