Autonomous system profile

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

AS46543

Announcement observedARIN

UMB - University of Maryland, Baltimore · UMB

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

Last active10/4/2026, 03:03:04Snapshot expired

View network topology RDAP registration

ASN: AS46543
Registration country: United States
Name: UMB - University of Maryland, Baltimore
Abbreviation: UMB
Registration date: 10/10/2008, 20:54:26
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
134.192.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/4/2026, 00:00:00	✓	×	Currently valid

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

Registration and sources

Organization: UMB - University of Maryland, Baltimore
RIR: ARIN
Registration country: United States
Registration date: 10/10/2008, 20:54:26
Abuse contact: abuse@umaryland.edu

Snapshot trend

10/4/2026, 03:03:041 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 · rir-rdap-asn · iana-rdap-asn-bootstrap