Autonomous system profile

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

AS3627

Announcement observedARIN

NRAO-AS - National Radio Astronomy Observatory · NRAO-AS

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

Last active9/29/2026, 10:55:37Snapshot expired

View network topology RDAP registration

ASN: AS3627
Registration country: United States
Name: NRAO-AS - National Radio Astronomy Observatory
Abbreviation: NRAO-AS
Registration date: 5/24/1994, 04:00:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
206.197.219.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 00:00:00	9/29/2026, 00:00:00	✓	×	Currently valid

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

Registration and sources

Organization: NRAO-AS - National Radio Astronomy Observatory
RIR: ARIN
Registration country: United States
Registration date: 5/24/1994, 04:00:00
Abuse contact: hostmaster@nrao.edu

Snapshot trend

9/29/2026, 10:55:371 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