ASN AS19027 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19027?

AS19027 is listed under Verizon Business.

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.

AS19027 Verizon Business | IPGeolocation.io

ASN Lookup Tool

Verizon Business verizon.com

US 10 Routes

AS Data

AS19027

AS19027 – Verizon Business

AS Number	19027
AS Name	XO-ASN11
Organization	Verizon Business (mcics)
Country	US
Website	verizon.com
Number of IPv4 Routes	10
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2001-12-18

ASN Intelligence API for production workflows

Use ASN data for AS19027 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

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
208.214.230.0/23	AS16509	Amazon.com, Inc.	Verizon Business	512
208.213.188.0/23	AS19027	Verizon Business	Verizon Business	512
208.215.252.0/23	AS19027	Verizon Business	Verizon Business	512
208.213.180.0/23	AS14618	Amazon.com, Inc.	Verizon Business	512
208.214.226.0/23	AS19027	Verizon Business	Verizon Business	512
208.213.176.0/23	AS16509	Amazon.com, Inc.	Verizon Business	512
208.214.224.0/23	AS16509	Amazon.com, Inc.	Verizon Business	512
208.213.178.0/23	AS19027	Verizon Business	Verizon Business	512
208.214.228.0/23	AS14618	Amazon.com, Inc.	Verizon Business	512
208.213.182.0/23	AS16509	Amazon.com, Inc.	Verizon Business	512

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:       19027
ASName:         XO-ASN11
ASHandle:       AS19027
RegDate:        2001-12-18
Updated:        2026-10-05
Comment:        -----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
Ref:            https://rdap.arin.net/registry/autnum/19027


OrgName:        Verizon Business
OrgId:          MCICS
Address:        22001 Loudoun County Pkwy
City:           Ashburn
StateProv:      VA
PostalCode:     20147
Country:        US
RegDate:        2006-05-30
Updated:        2026-10-01
Ref:            https://rdap.arin.net/registry/entity/MCICS


OrgAbuseHandle: IPADM314-ARIN
OrgAbuseName:   ipadmin
OrgAbusePhone:  +1-866-474-7662 
OrgAbuseEmail:  ipadmin@support.ftr.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/IPADM314-ARIN

OrgTechHandle: VIS1-ARIN
OrgTechName:   Verizon Internet Services
OrgTechPhone:  +1-800-243-6994 
OrgTechEmail:  ip-mgmt@verizon.com
OrgTechRef:    https://rdap.arin.net/registry/entity/VIS1-ARIN

OrgAbuseHandle: ABUSE3-ARIN
OrgAbuseName:   abuse
OrgAbusePhone:  +1-800-900-0241 
OrgAbuseEmail:  abuse-mail@verizonbusiness.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE3-ARIN

OrgDNSHandle: VZDNS1-ARIN
OrgDNSName:   VZ-DNSADMIN
OrgDNSPhone:  +1-800-900-0241 
OrgDNSEmail:  dnsadmin@verizon.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/VZDNS1-ARIN

OrgAbuseHandle: ABUSE5603-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-800-900-0241 
OrgAbuseEmail:  abuse@verizon.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5603-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" : "19027",
    "as_handle" : "AS19027",
    "as_name" : "XO-ASN11",
    "admin_contacts" : [ "VZDNS1-ARIN" ],
    "tech_contacts" : [ "VIS1-ARIN" ],
    "abuse_contacts" : [ "IPADM314-ARIN", "ABUSE3-ARIN", "ABUSE5603-ARIN" ],
    "date_created" : "2001-12-18",
    "date_updated" : "2026-10-05",
    "source" : "https://rdap.arin.net/registry/autnum/19027"
  } ],
  "organization" : {
    "handle" : "MCICS",
    "name" : "Verizon Business",
    "address" : [ "22001 Loudoun County Pkwy", "Ashburn", "VA", "20147", "US" ],
    "street" : "Loudoun County Pkwy",
    "city" : "Ashburn",
    "state" : "VA",
    "zip_code" : "20147",
    "country" : [ "US" ],
    "date_created" : "2006-05-30",
    "date_updated" : "2026-10-01",
    "source" : "https://rdap.arin.net/registry/entity/MCICS",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "VZDNS1-ARIN",
    "name" : "VZ-DNSADMIN",
    "email" : [ "dnsadmin@verizon.com" ],
    "phone" : [ "+1-800-900-0241" ],
    "source" : "https://rdap.arin.net/registry/entity/VZDNS1-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "VIS1-ARIN",
    "name" : "Verizon Internet Services",
    "email" : [ "ip-mgmt@verizon.com" ],
    "phone" : [ "+1-800-243-6994" ],
    "source" : "https://rdap.arin.net/registry/entity/VIS1-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "IPADM314-ARIN",
    "name" : "ipadmin",
    "email" : [ "ipadmin@support.ftr.com" ],
    "phone" : [ "+1-866-474-7662" ],
    "source" : "https://rdap.arin.net/registry/entity/IPADM314-ARIN"
  }, {
    "handle" : "ABUSE3-ARIN",
    "name" : "abuse",
    "email" : [ "abuse-mail@verizonbusiness.com" ],
    "phone" : [ "+1-800-900-0241" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE3-ARIN"
  }, {
    "handle" : "ABUSE5603-ARIN",
    "name" : "Abuse",
    "email" : [ "abuse@verizon.com" ],
    "phone" : [ "+1-800-900-0241" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE5603-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS16509	Amazon.com, Inc.	US
AS14618	Amazon.com, Inc.	US

Upstreams

AS Number	Description	Country
AS16509	Amazon.com, Inc.	US
AS14618	Amazon.com, Inc.	US

Contacts

Email Contacts

ipadmin@support.ftr.com ip-mgmt@verizon.com

Abuse Contacts

abuse@verizon.com abuse-mail@verizonbusiness.com