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AS396128 Mount Holyoke College

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

Mount Holyoke College mtholyoke.edu

US 1 Routes

AS Data

AS396128

AS396128 – Mount Holyoke College

AS Number	396128
AS Name	MHC-NET
Organization	Mount Holyoke College (mhc-17)
Country	US
Website	mtholyoke.edu
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	EDUCATION
Registry	ARIN
Date Allocated	2017-03-16

ASN Intelligence API for production workflows

Use ASN data for AS396128 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
138.110.0.0/16	AS396128	Mount Holyoke College	Mount Holyoke College	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:       396128
ASName:         MHC-NET
ASHandle:       AS396128
RegDate:        2017-03-16
Updated:        2017-03-16
Ref:            https://rdap.arin.net/registry/autnum/396128


OrgName:        Mount Holyoke College
OrgId:          MHC-17
Address:        50 College Street
City:           South Hadley
StateProv:      MA
PostalCode:     01075
Country:        US
RegDate:        1990-04-30
Updated:        2016-10-04
Ref:            https://rdap.arin.net/registry/entity/MHC-17


OrgAbuseHandle: MAC2-ARIN
OrgAbuseName:   Crowley, Michael A.
OrgAbusePhone:  +1-413-538-2140 
OrgAbuseEmail:  mcrowley@mtholyoke.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MAC2-ARIN

OrgTechHandle: MAC2-ARIN
OrgTechName:   Crowley, Michael A.
OrgTechPhone:  +1-413-538-2140 
OrgTechEmail:  mcrowley@mtholyoke.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/MAC2-ARIN

OrgTechHandle: BROYL10-ARIN
OrgTechName:   Broyles, Joel 
OrgTechPhone:  +1-413-538-3697 
OrgTechEmail:  jbroyles@mtholyoke.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/BROYL10-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" : "396128",
    "as_handle" : "AS396128",
    "as_name" : "MHC-NET",
    "tech_contacts" : [ "MAC2-ARIN", "BROYL10-ARIN" ],
    "abuse_contacts" : [ "MAC2-ARIN" ],
    "date_created" : "2017-03-16",
    "date_updated" : "2017-03-16",
    "source" : "https://rdap.arin.net/registry/autnum/396128"
  } ],
  "organization" : {
    "handle" : "MHC-17",
    "name" : "Mount Holyoke College",
    "address" : [ "50 College Street", "South Hadley", "MA", "01075", "US" ],
    "street" : "College Street",
    "city" : "South Hadley",
    "state" : "MA",
    "zip_code" : "01075",
    "country" : [ "US" ],
    "date_created" : "1990-04-30",
    "date_updated" : "2016-10-04",
    "source" : "https://rdap.arin.net/registry/entity/MHC-17",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "MAC2-ARIN",
    "name" : "Crowley, Michael A.",
    "email" : [ "mcrowley@mtholyoke.edu" ],
    "phone" : [ "+1-413-538-2140" ],
    "source" : "https://rdap.arin.net/registry/entity/MAC2-ARIN"
  }, {
    "handle" : "BROYL10-ARIN",
    "name" : "Broyles, Joel",
    "email" : [ "jbroyles@mtholyoke.edu" ],
    "phone" : [ "+1-413-538-3697" ],
    "source" : "https://rdap.arin.net/registry/entity/BROYL10-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MAC2-ARIN",
    "name" : "Crowley, Michael A.",
    "email" : [ "mcrowley@mtholyoke.edu" ],
    "phone" : [ "+1-413-538-2140" ],
    "source" : "https://rdap.arin.net/registry/entity/MAC2-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS1968	UMASSNET	US

Upstreams

AS Number	Description	Country
AS1968	UMASSNET	US

Frequently Asked Questions

What is ASN AS396128?

ASN AS396128 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS396128?

AS396128 is listed under Mount Holyoke College.

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.