Autonomous system profile

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

AS46790

Announcement observedARIN

PHS-WA - Providence Health & Services · PHS-WA

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

Last active10/4/2026, 03:28:59Snapshot expired

View network topology RDAP registration

ASN: AS46790
Registration country: United States
Name: PHS-WA - Providence Health & Services
Abbreviation: PHS-WA
Registration date: 3/17/2009, 22:40:23
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
170.173.0.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.11.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.13.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.14.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.20.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.21.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.22.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.23.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.24.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.25.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.26.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.27.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.28.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/5/2026, 08:00:00	✓	×	Currently valid
170.173.29.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.37.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.38.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.7.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.71.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.72.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.74.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.76.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.78.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid
170.173.8.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 00:00:00	10/11/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: PHS-WA - Providence Health & Services
RIR: ARIN
Registration country: United States
Registration date: 3/17/2009, 22:40:23
Abuse contact: InformationSecurity@providence.org

Snapshot trend

10/4/2026, 03:28:5923 v40 v66 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