ASN AS54973 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS54973?

AS54973 is listed under Sacred Heart University.

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.

AS54973 Sacred Heart University

ASN Lookup Tool

Sacred Heart University sacredheart.edu

US 1 Routes

AS Data

AS54973

AS54973 – Sacred Heart University

AS Number	54973
AS Name	SACREDHEARTUNIVERSITY
Organization	Sacred Heart University (shu-1)
Country	US
Website	sacredheart.edu
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	EDUCATION
Registry	ARIN
Date Allocated	2013-02-08

ASN Intelligence API for production workflows

Use ASN data for AS54973 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
148.166.0.0/16	AS54973	Sacred Heart University	Sacred Heart University	65536

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:       54973
ASName:         SACREDHEARTUNIVERSITY
ASHandle:       AS54973
RegDate:        2013-02-08
Updated:        2013-02-08
Comment:        www.sacredheart.edu
Ref:            https://rdap.arin.net/registry/autnum/54973


OrgName:        Sacred Heart University
OrgId:          SHU-1
Address:        5151 Park Avenue
City:           Fairfield
StateProv:      CT
PostalCode:     06825
Country:        US
RegDate:        1991-05-09
Updated:        2026-04-09
Ref:            https://rdap.arin.net/registry/entity/SHU-1


OrgDNSHandle: THIBO53-ARIN
OrgDNSName:   Thibodeau, Shane 
OrgDNSPhone:  +1-203-365-4709 
OrgDNSEmail:  thibodeaus@sacredheart.edu
OrgDNSRef:    https://rdap.arin.net/registry/entity/THIBO53-ARIN

OrgNOCHandle: PENDY1-ARIN
OrgNOCName:   Pendyala, Pooja  
OrgNOCPhone:  +1-203-550-0625 
OrgNOCEmail:  pendyalap4@sacredheart.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/PENDY1-ARIN

OrgRoutingHandle: PAGEL97-ARIN
OrgRoutingName:   Page, Loudon 
OrgRoutingPhone:  +1-203-396-6667 
OrgRoutingEmail:  paget@sacredheart.edu
OrgRoutingRef:    https://rdap.arin.net/registry/entity/PAGEL97-ARIN

OrgRoutingHandle: PENDY1-ARIN
OrgRoutingName:   Pendyala, Pooja  
OrgRoutingPhone:  +1-203-550-0625 
OrgRoutingEmail:  pendyalap4@sacredheart.edu
OrgRoutingRef:    https://rdap.arin.net/registry/entity/PENDY1-ARIN

OrgNOCHandle: PAGEL97-ARIN
OrgNOCName:   Page, Loudon 
OrgNOCPhone:  +1-203-396-6667 
OrgNOCEmail:  paget@sacredheart.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/PAGEL97-ARIN

OrgDNSHandle: PAGEL97-ARIN
OrgDNSName:   Page, Loudon 
OrgDNSPhone:  +1-203-396-6667 
OrgDNSEmail:  paget@sacredheart.edu
OrgDNSRef:    https://rdap.arin.net/registry/entity/PAGEL97-ARIN

OrgTechHandle: PAGEL97-ARIN
OrgTechName:   Page, Loudon 
OrgTechPhone:  +1-203-396-6667 
OrgTechEmail:  paget@sacredheart.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/PAGEL97-ARIN

OrgAbuseHandle: MUMPE-ARIN
OrgAbuseName:   Mumper, William 
OrgAbusePhone:  +1-203-396-8315 
OrgAbuseEmail:  mumperw@sacredheart.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MUMPE-ARIN

OrgTechHandle: PENDY1-ARIN
OrgTechName:   Pendyala, Pooja  
OrgTechPhone:  +1-203-550-0625 
OrgTechEmail:  pendyalap4@sacredheart.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/PENDY1-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "54973",
    "as_handle" : "AS54973",
    "as_name" : "SACREDHEARTUNIVERSITY",
    "admin_contacts" : [ "THIBO53-ARIN", "PAGEL97-ARIN" ],
    "tech_contacts" : [ "PAGEL97-ARIN", "PENDY1-ARIN", "PAGEL97-ARIN", "PENDY1-ARIN" ],
    "abuse_contacts" : [ "MUMPE-ARIN" ],
    "date_created" : "2013-02-08",
    "date_updated" : "2013-02-08",
    "source" : "https://rdap.arin.net/registry/autnum/54973"
  } ],
  "organization" : {
    "handle" : "SHU-1",
    "name" : "Sacred Heart University",
    "address" : [ "5151 Park Avenue", "Fairfield", "CT", "06825", "US" ],
    "street" : "Park Avenue",
    "city" : "Fairfield",
    "state" : "CT",
    "zip_code" : "06825",
    "country" : [ "US" ],
    "date_created" : "1991-05-09",
    "date_updated" : "2026-04-09",
    "source" : "https://rdap.arin.net/registry/entity/SHU-1",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "THIBO53-ARIN",
    "name" : "Thibodeau, Shane",
    "email" : [ "thibodeaus@sacredheart.edu" ],
    "phone" : [ "+1-203-365-4709" ],
    "source" : "https://rdap.arin.net/registry/entity/THIBO53-ARIN"
  }, {
    "handle" : "PAGEL97-ARIN",
    "name" : "Page, Loudon",
    "email" : [ "paget@sacredheart.edu" ],
    "phone" : [ "+1-203-396-6667" ],
    "source" : "https://rdap.arin.net/registry/entity/PAGEL97-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "PAGEL97-ARIN",
    "name" : "Page, Loudon",
    "email" : [ "paget@sacredheart.edu" ],
    "phone" : [ "+1-203-396-6667" ],
    "source" : "https://rdap.arin.net/registry/entity/PAGEL97-ARIN"
  }, {
    "handle" : "PENDY1-ARIN",
    "name" : "Pendyala, Pooja",
    "email" : [ "pendyalap4@sacredheart.edu" ],
    "phone" : [ "+1-203-550-0625" ],
    "source" : "https://rdap.arin.net/registry/entity/PENDY1-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MUMPE-ARIN",
    "name" : "Mumper, William",
    "email" : [ "mumperw@sacredheart.edu" ],
    "phone" : [ "+1-203-396-8315" ],
    "source" : "https://rdap.arin.net/registry/entity/MUMPE-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS22742	Connecticut Education Network	US

Upstreams

AS Number	Description	Country
AS22742	Connecticut Education Network	US