Autonomous System
AS21718 — NW-NATURAL-GAS - Northwest Natural Gas(US)
Last fetched
AS21718 is an Autonomous System operated by NW-NATURAL-GAS - Northwest Natural Gas and registered in US. As of Sun, 06 Sep 2026 13:46:59 GMT, it announces 5 routed IP prefixes and peers with 3 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS21718 announces 5 distinct routed prefixes. The 5-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
Peering ecosystem
3 distinct peers via BGP. The first 3 are listed below.
Blast radius
Count of dependent hostnames if AS21718 disappeared from the routing table.
31 hostnames depend on this network.Exact count across all 5 announced prefixes. Snapshot Fri, 10 Jul 2026 04:01:01 GMT.
MOAS / hijack watch
Prefixes routed by AS21718 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.
No active MOAS conflicts. Every prefix announced by AS21718 is unique to AS21718 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS21718.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS21718"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.