What is ASN AS399745?

ASN AS399745 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399745?

AS399745 is listed under Washington Trust Bank.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS399745 Washington Trust Bank

ASN Lookup Tool

Washington Trust Bank watrust.com

US 4 Routes

AS Data

AS399745

AS399745 – Washington Trust Bank

AS Number	399745
AS Name	WTB
Organization	Washington Trust Bank(wtb)
Country	US
Website	watrust.com
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2021-06-03

ASN Intelligence API for production workflows

Use ASN data for AS399745 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
204.155.209.0/24	AS399745	Washington Trust Bank	Washington Trust Bank	256
97.65.108.32/27	AS399745	Washington Trust Bank	Level 3 Parent, LLC	32
204.155.208.0/24	AS399745	Washington Trust Bank	Washington Trust Bank	256
173.226.203.32/27	AS399745	Washington Trust Bank	Level 3 Parent, LLC	32

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       399745
ASName:         WTB
ASHandle:       AS399745
RegDate:        2021-06-03
Updated:        2021-06-03    
Ref:            https://rdap.arin.net/registry/autnum/399745


OrgName:        Washington Trust Bank
OrgId:          WTB
Address:        P.O. Box 2127
City:           Spokane
StateProv:      WA
PostalCode:     99210-0210
Country:        US
RegDate:        1994-11-15
Updated:        2024-07-11
Ref:            https://rdap.arin.net/registry/entity/WTB


OrgTechHandle: LICKF4-ARIN
OrgTechName:   Lickfold, Sean 
OrgTechPhone:  +1-509-625-1283 
OrgTechEmail:  slickfold@watrust.com
OrgTechRef:    https://rdap.arin.net/registry/entity/LICKF4-ARIN

OrgAbuseHandle: MATHE316-ARIN
OrgAbuseName:   Mathews, Tony 
OrgAbusePhone:  +1-509-353-4138 
OrgAbuseEmail:  tmathews@watrust.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MATHE316-ARIN

OrgAbuseHandle: LICKF4-ARIN
OrgAbuseName:   Lickfold, Sean 
OrgAbusePhone:  +1-509-625-1283 
OrgAbuseEmail:  slickfold@watrust.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LICKF4-ARIN

OrgTechHandle: MATHE316-ARIN
OrgTechName:   Mathews, Tony 
OrgTechPhone:  +1-509-353-4138 
OrgTechEmail:  tmathews@watrust.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MATHE316-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US