Autonomous system profile

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

AS21718

Announcement observedARIN

NW-NATURAL-GAS - Northwest Natural Gas · NW-NATURAL-GAS

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

Last active10/21/2026, 11:15:02Snapshot expired

View network topology RDAP registration

ASN: AS21718
Registration country: United States
Name: NW-NATURAL-GAS - Northwest Natural Gas
Abbreviation: NW-NATURAL-GAS
Registration date: 6/13/2001, 04:00:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

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

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

Registration and sources

Organization: NW-NATURAL-GAS - Northwest Natural Gas
RIR: ARIN
Registration country: United States
Registration date: 6/13/2001, 04:00:00
Abuse contact: rowell.andal@nwnatural.com

Snapshot trend

The first collection snapshot will form history here.

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