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AS40399 Masergy Cloud Communications, Inc.

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

Masergy Cloud Communications, Inc. comcast.com

US 7 Routes

AS Data

AS40399

AS40399 – Masergy Cloud Communications, Inc.

AS Number	40399
AS Name	MASERGY-CLOUD-COMMUNICATIONS
Organization	Masergy Cloud Communications, Inc. (mcc-654)
Country	US
Website	comcast.com
Number of IPv4 Routes	7
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2021-11-01

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Use ASN data for AS40399 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
208.75.14.0/24	AS40399	Masergy Cloud Communications, Inc.	CB Masergy	256
208.75.9.0/24	AS40399	Masergy Cloud Communications, Inc.	CB Masergy	256
208.75.12.0/24	AS40399	Masergy Cloud Communications, Inc.	CB Masergy	256
208.75.11.0/24	AS40399	Masergy Cloud Communications, Inc.	CB Masergy	256
208.75.8.0/24	AS40399	Masergy Cloud Communications, Inc.	CB Masergy	256
208.75.13.0/24	AS40399	Masergy Cloud Communications, Inc.	CB Masergy	256
208.75.15.0/24	AS40399	Masergy Cloud Communications, Inc.	CB Masergy	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:       40399
ASName:         MASERGY-CLOUD-COMMUNICATIONS
ASHandle:       AS40399
RegDate:        2021-11-01
Updated:        2021-11-01
Ref:            https://rdap.arin.net/registry/autnum/40399


OrgName:        Masergy Cloud Communications, Inc.
OrgId:          MCC-654
Address:        5757 W. Century Blvd
Address:        Suite 575
City:           Los Angeles
StateProv:      CA
PostalCode:     90045
Country:        US
RegDate:        2021-10-27
Updated:        2021-10-27
Ref:            https://rdap.arin.net/registry/entity/MCC-654


OrgTechHandle: ARINC24-ARIN
OrgTechName:   Arin Contact
OrgTechPhone:  +1-310-360-2028 
OrgTechEmail:  badr_anouar@comcast.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ARINC24-ARIN

OrgAbuseHandle: ARINC24-ARIN
OrgAbuseName:   Arin Contact
OrgAbusePhone:  +1-310-360-2028 
OrgAbuseEmail:  badr_anouar@comcast.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ARINC24-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" : "40399",
    "as_handle" : "AS40399",
    "as_name" : "MASERGY-CLOUD-COMMUNICATIONS",
    "tech_contacts" : [ "ARINC24-ARIN" ],
    "abuse_contacts" : [ "ARINC24-ARIN" ],
    "date_created" : "2021-11-01",
    "date_updated" : "2021-11-01",
    "source" : "https://rdap.arin.net/registry/autnum/40399"
  } ],
  "organization" : {
    "handle" : "MCC-654",
    "name" : "Masergy Cloud Communications, Inc.",
    "address" : [ "5757 W. Century Blvd", "Suite 575", "Los Angeles", "CA", "90045", "US" ],
    "street" : "W. Century Blvd",
    "city" : "Los Angeles",
    "state" : "CA",
    "zip_code" : "90045",
    "country" : [ "US" ],
    "date_created" : "2021-10-27",
    "date_updated" : "2021-10-27",
    "source" : "https://rdap.arin.net/registry/entity/MCC-654",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "ARINC24-ARIN",
    "name" : "Arin Contact",
    "email" : [ "badr_anouar@comcast.com" ],
    "phone" : [ "+1-310-360-2028" ],
    "source" : "https://rdap.arin.net/registry/entity/ARINC24-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ARINC24-ARIN",
    "name" : "Arin Contact",
    "email" : [ "badr_anouar@comcast.com" ],
    "phone" : [ "+1-310-360-2028" ],
    "source" : "https://rdap.arin.net/registry/entity/ARINC24-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS19855	Masergy Communications, Inc.	US

Upstreams

AS Number	Description	Country
AS19855	Masergy Communications, Inc.	US

Frequently Asked Questions

What is ASN AS40399?

ASN AS40399 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS40399?

AS40399 is listed under Masergy Cloud Communications, Inc..

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.