Autonomous system profile

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

AS27320

Announcement unconfirmedARIN

Internet Systems Consortium, Inc. · ISC-F-AS

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

Last active10/31/2026, 05:49:34Snapshot expired

View network topology RDAP registration

ASN: AS27320
Registration country: United States
Name: Internet Systems Consortium, Inc.
Abbreviation: ISC-F-AS
Registration date: 2/12/2003, 19:56:00
Status: Announcement unconfirmed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	ASN registration country	Observation window start	Latest observation	IPv4	IPv6	Status

This data source is temporarily unavailable. Please retry shortly.

Relationships are observed AS_PATH adjacencies. Coverage is partial; direction does not establish a commercial relationship.

Registration and sources

Organization: Internet Systems Consortium, Inc.
RIR: ARIN
Registration country: United States
Registration date: 2/12/2003, 19:56:00
Abuse contact: abuse@isc.org

Snapshot trend

10/31/2026, 05:49:340 v40 v60 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: iana-rdap-asn-bootstrap · rir-rdap-asn