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AS19733 Digital Federal Credit Union

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

Digital Federal Credit Union dcu.org

US 1 Routes

AS Data

AS19733

AS19733 – Digital Federal Credit Union

AS Number	19733
AS Name	DCU-LCO1
Organization	Digital Federal Credit Union(dfcu-19)
Country	US
Website	dcu.org
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2023-05-15

ASN Intelligence API for production workflows

Use ASN data for AS19733 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
174.34.230.0/24	AS19733	Digital Federal Credit Union	Digital Federal Credit Union	256

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:       19733
ASName:         DCU-LCO1
ASHandle:       AS19733
RegDate:        2023-05-15
Updated:        2023-05-15    
Ref:            https://rdap.arin.net/registry/autnum/19733


OrgName:        Digital Federal Credit Union
OrgId:          DFCU-19
Address:        220 Donald Lynch Blvd
City:           Marlborough
StateProv:      MA
PostalCode:     01752
Country:        US
RegDate:        2015-12-21
Updated:        2015-12-21
Ref:            https://rdap.arin.net/registry/entity/DFCU-19


OrgNOCHandle: DOLAN18-ARIN
OrgNOCName:   Dolan, Erin 
OrgNOCPhone:  +1-978-815-4159 
OrgNOCEmail:  aklevanski@dcu.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/DOLAN18-ARIN

OrgTechHandle: DOLAN18-ARIN
OrgTechName:   Dolan, Erin 
OrgTechPhone:  +1-978-815-4159 
OrgTechEmail:  aklevanski@dcu.org
OrgTechRef:    https://rdap.arin.net/registry/entity/DOLAN18-ARIN

OrgAbuseHandle: DOLAN18-ARIN
OrgAbuseName:   Dolan, Erin 
OrgAbusePhone:  +1-978-815-4159 
OrgAbuseEmail:  aklevanski@dcu.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DOLAN18-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
AS7015	Comcast Cable Communications, LLC	US
AS398427	Markley Network Services, LLC	US

Upstreams

AS Number	Description	Country
AS7015	Comcast Cable Communications, LLC	US
AS398427	Markley Network Services, LLC	US

Frequently Asked Questions

What is ASN AS19733?

ASN AS19733 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19733?

AS19733 is listed under Digital Federal Credit Union.

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.