ASN AS16417 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS16417?

AS16417 is listed under Cisco Systems Ironport Division.

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.

AS16417 Cisco Systems Ironport Division

Cisco Systems Ironport Division cisco.com

US 117 Routes

AS Data

AS16417

AS16417 – Cisco Systems Ironport Division

AS Number	16417
AS Name	IRONPORT-SYSTEMS-INC
Organization	Cisco Systems Ironport Division (cisl-7)
Country	US
Website	cisco.com
Number of IPv4 Routes	107
Number of IPv6 Routes	10
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2005-06-22

ASN Intelligence API for production workflows

Use ASN data for AS16417 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

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:       16417
ASName:         IRONPORT-SYSTEMS-INC
ASHandle:       AS16417
RegDate:        2005-06-22
Updated:        2012-03-02
Ref:            https://rdap.arin.net/registry/autnum/16417


OrgName:        Cisco Systems Ironport Division
OrgId:          CISL-7
Address:        170 West Tasman Drive
City:           San Jose
StateProv:      CA
PostalCode:     95134
Country:        US
RegDate:        2010-11-09
Updated:        2023-02-03
Ref:            https://rdap.arin.net/registry/entity/CISL-7


OrgAbuseHandle: INA15-ARIN
OrgAbuseName:   Ironport Network Abuse
OrgAbusePhone:  +1-650-898-1526 
OrgAbuseEmail:  netops-ironport@cisco.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/INA15-ARIN

OrgTechHandle: ISO3-ARIN
OrgTechName:   Ironport Network Operations
OrgTechPhone:  +1-650-898-1526 
OrgTechEmail:  netops@ironport.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ISO3-ARIN

OrgNOCHandle: ISO3-ARIN
OrgNOCName:   Ironport Network Operations
OrgNOCPhone:  +1-650-898-1526 
OrgNOCEmail:  netops@ironport.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ISO3-ARIN

OrgTechHandle: BOUDJ-ARIN
OrgTechName:   BOUDJEDAIMI, SOFIANE 
OrgTechPhone:  +1-408-527-7461 
OrgTechEmail:  sboudjed@cisco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BOUDJ-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" : "16417",
    "as_handle" : "AS16417",
    "as_name" : "IRONPORT-SYSTEMS-INC",
    "tech_contacts" : [ "ISO3-ARIN", "BOUDJ-ARIN" ],
    "abuse_contacts" : [ "INA15-ARIN" ],
    "date_created" : "2005-06-22",
    "date_updated" : "2012-03-02",
    "source" : "https://rdap.arin.net/registry/autnum/16417"
  } ],
  "organization" : {
    "handle" : "CISL-7",
    "name" : "Cisco Systems Ironport Division",
    "address" : [ "170 West Tasman Drive", "San Jose", "CA", "95134", "US" ],
    "street" : "West Tasman Drive",
    "city" : "San Jose",
    "state" : "CA",
    "zip_code" : "95134",
    "country" : [ "US" ],
    "date_created" : "2010-11-09",
    "date_updated" : "2023-02-03",
    "source" : "https://rdap.arin.net/registry/entity/CISL-7",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "ISO3-ARIN",
    "name" : "Ironport Network Operations",
    "email" : [ "netops@ironport.com" ],
    "phone" : [ "+1-650-898-1526" ],
    "source" : "https://rdap.arin.net/registry/entity/ISO3-ARIN"
  }, {
    "handle" : "BOUDJ-ARIN",
    "name" : "BOUDJEDAIMI, SOFIANE",
    "email" : [ "sboudjed@cisco.com" ],
    "phone" : [ "+1-408-527-7461" ],
    "source" : "https://rdap.arin.net/registry/entity/BOUDJ-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "INA15-ARIN",
    "name" : "Ironport Network Abuse",
    "email" : [ "netops-ironport@cisco.com" ],
    "phone" : [ "+1-650-898-1526" ],
    "source" : "https://rdap.arin.net/registry/entity/INA15-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS1403	EBOX	CA
AS58511	Anycast Global Backbone	AU
AS24482	SG.GS	SG
AS11670	Toronto Internet Exchange Community	CA
AS33044	Megawire Inc.	CA
AS22911	SINAP-TIX, LLC	US
AS6939	Hurricane Electric LLC	US
AS12182	Unitas Global	US
AS4826	Vocus Connect International Backbone	AU
AS209	CenturyLink Communications, LLC	US
AS199524	G-Core Labs S.A.	LU
AS394256	Tech Futures Interactive Inc.	CA
AS40427	Cisco Systems Ironport Division	US
AS36236	NetActuate, Inc	US
AS4455	IX Reach Ltd	GB
AS16276	OVH SAS	FR
AS19754	The Fusion Network, LLC	US
AS33185	Hive Data Center Inc.	CA
AS22911	SINAP TIX, LLC	US
AS38195	Superloop	AU
AS22652	Videotron Ltee	CA
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS15830	Equinix (EMEA) Acquisition Enterprises B.V.	NL
AS174	Cogent Communications, LLC	US
AS199524	G Core Labs S.A.	LU
AS399337	Netcrawler Inc	CA
AS23005	SWITCH, LTD	US
AS6327	Shaw Communications	CA
AS35280	F5 Networks SARL	FR
AS40271	San Francisco Metropolitan Internet Exchange (SFMIX)	US
AS1828	Unitas Global	US
AS49544	i3D.net B.V	NL

Upstreams

AS Number	Description	Country
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS6327	Shaw Communications	CA
AS394256	Tech Futures Interactive Inc.	CA
AS6939	Hurricane Electric LLC	US
AS12182	Unitas Global	US
AS209	CenturyLink Communications, LLC	US
AS22911	SINAP TIX, LLC	US
AS23005	SWITCH, LTD	US
AS174	Cogent Communications, LLC	US

Downstreams

AS Number	Description	Country
AS40427	Cisco Systems Ironport Division	US

ASN Lookup Tool

ASN Summary