Autonomous system profile

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

AS15307

Announcement observedARIN

CHILDRENS-SEATTLE - Childrens Hospital and Regional Medical Center · CHILDRENS-SEATTLE

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

Last active9/30/2026, 14:25:23Snapshot expired

View network topology RDAP registration

ASN: AS15307
Registration country: United States
Name: CHILDRENS-SEATTLE - Childrens Hospital and Regional Medical Center
Abbreviation: CHILDRENS-SEATTLE
Registration date: 4/14/2000, 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
146.79.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.128.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.197.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.200.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.203.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.204.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.205.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.206.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.207.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.244.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.245.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid
146.79.254.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 08:00:00	9/30/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: CHILDRENS-SEATTLE - Childrens Hospital and Regional Medical Center
RIR: ARIN
Registration country: United States
Registration date: 4/14/2000, 04:00:00
Abuse contact: colin.keeney@seattlechildrens.org

Snapshot trend

9/30/2026, 14:25:2312 v40 v63 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