What is ASN AS399313?

ASN AS399313 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399313?

AS399313 is listed under TUFTS ASSOCIATED HEALTH PLANS, INC..

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?

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AS399313 TUFTS ASSOCIATED HEALTH PLANS, INC.

ASN Lookup Tool

TUFTS ASSOCIATED HEALTH PLANS, INC. point32health.com

US 6 Routes

AS Data

AS399313

AS399313 – TUFTS ASSOCIATED HEALTH PLANS, INC.

AS Number	399313
AS Name	LOWELL-INT
Organization	TUFTS ASSOCIATED HEALTH PLANS, INC. (tahp-8)
Country	US
Website	point32health.com
Number of IPv4 Routes	6
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2021-02-02

ASN Intelligence API for production workflows

Use ASN data for AS399313 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
155.49.104.0/21	AS399313	TUFTS ASSOCIATED HEALTH PLANS, INC.	Harvard Pilgrim Health Care, Inc.	2048
8.36.138.0/24	AS399313	TUFTS ASSOCIATED HEALTH PLANS, INC.	Level 3 Parent, LLC	256
155.49.112.0/24	AS399313	TUFTS ASSOCIATED HEALTH PLANS, INC.	Harvard Pilgrim Health Care, Inc.	256
63.118.17.0/24	AS399313	TUFTS ASSOCIATED HEALTH PLANS, INC.	NEW HOLLAND CAPITAL	256
155.49.113.0/24	AS399313	TUFTS ASSOCIATED HEALTH PLANS, INC.	Harvard Pilgrim Health Care, Inc.	256
155.49.96.0/21	AS399313	TUFTS ASSOCIATED HEALTH PLANS, INC.	Harvard Pilgrim Health Care, Inc.	2048

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:       399313
ASName:         LOWELL-INT
ASHandle:       AS399313
RegDate:        2021-02-02
Updated:        2021-02-02
Ref:            https://rdap.arin.net/registry/autnum/399313


OrgName:        TUFTS ASSOCIATED HEALTH PLANS, INC.
OrgId:          TAHP-8
Address:        705 Mt. Auburn St.
City:           Watertown
StateProv:      MA
PostalCode:     02472
Country:        US
RegDate:        2020-12-23
Updated:        2026-08-10
Ref:            https://rdap.arin.net/registry/entity/TAHP-8


OrgAbuseHandle: KJT1-ARIN
OrgAbuseName:   Kane, Thomas Joseph
OrgAbusePhone:  +1-781-612-4939 
OrgAbuseEmail:  tom.kane@point32health.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KJT1-ARIN

OrgRoutingHandle: DJA122-ARIN
OrgRoutingName:   Antonellis, David James
OrgRoutingPhone:  +1-617-799-9407 
OrgRoutingEmail:  david.antonellis@point32health.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/DJA122-ARIN

OrgTechHandle: DJA122-ARIN
OrgTechName:   Antonellis, David James
OrgTechPhone:  +1-617-799-9407 
OrgTechEmail:  david.antonellis@point32health.org
OrgTechRef:    https://rdap.arin.net/registry/entity/DJA122-ARIN

OrgTechHandle: GARBU39-ARIN
OrgTechName:   Garbuja, Dek 
OrgTechPhone:  +1-617-584-6241 
OrgTechEmail:  Dek.garbuja@point32health.org
OrgTechRef:    https://rdap.arin.net/registry/entity/GARBU39-ARIN

OrgTechHandle: KJT1-ARIN
OrgTechName:   Kane, Thomas Joseph
OrgTechPhone:  +1-781-612-4939 
OrgTechEmail:  tom.kane@point32health.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KJT1-ARIN

OrgRoutingHandle: KJT1-ARIN
OrgRoutingName:   Kane, Thomas Joseph
OrgRoutingPhone:  +1-781-612-4939 
OrgRoutingEmail:  tom.kane@point32health.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/KJT1-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" : "399313",
    "as_handle" : "AS399313",
    "as_name" : "LOWELL-INT",
    "tech_contacts" : [ "DJA122-ARIN", "DJA122-ARIN", "GARBU39-ARIN", "KJT1-ARIN", "KJT1-ARIN" ],
    "abuse_contacts" : [ "KJT1-ARIN" ],
    "date_created" : "2021-02-02",
    "date_updated" : "2021-02-02",
    "source" : "https://rdap.arin.net/registry/autnum/399313"
  } ],
  "organization" : {
    "handle" : "TAHP-8",
    "name" : "TUFTS ASSOCIATED HEALTH PLANS, INC.",
    "address" : [ "705 Mt. Auburn St.", "Watertown", "MA", "02472", "US" ],
    "street" : "Mt. Auburn St.",
    "city" : "Watertown",
    "state" : "MA",
    "zip_code" : "02472",
    "country" : [ "US" ],
    "date_created" : "2020-12-23",
    "date_updated" : "2026-08-10",
    "source" : "https://rdap.arin.net/registry/entity/TAHP-8",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "DJA122-ARIN",
    "name" : "Antonellis, David James",
    "email" : [ "david.antonellis@point32health.org" ],
    "phone" : [ "+1-617-799-9407" ],
    "source" : "https://rdap.arin.net/registry/entity/DJA122-ARIN"
  }, {
    "handle" : "GARBU39-ARIN",
    "name" : "Garbuja, Dek",
    "email" : [ "Dek.garbuja@point32health.org" ],
    "phone" : [ "+1-617-584-6241" ],
    "source" : "https://rdap.arin.net/registry/entity/GARBU39-ARIN"
  }, {
    "handle" : "KJT1-ARIN",
    "name" : "Kane, Thomas Joseph",
    "email" : [ "tom.kane@point32health.com" ],
    "phone" : [ "+1-781-612-4939" ],
    "source" : "https://rdap.arin.net/registry/entity/KJT1-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "KJT1-ARIN",
    "name" : "Kane, Thomas Joseph",
    "email" : [ "tom.kane@point32health.com" ],
    "phone" : [ "+1-781-612-4939" ],
    "source" : "https://rdap.arin.net/registry/entity/KJT1-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS13335	Cloudflare, Inc.	US
AS398427	Markley Network Services, LLC	US
AS46887	Zayo Bandwidth	US

Upstreams

AS Number	Description	Country
AS13335	Cloudflare, Inc.	US
AS398427	Markley Network Services, LLC	US