What is ASN AS400597?

ASN AS400597 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS400597?

AS400597 is listed under Silicondust USA, 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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AS400597 Silicondust USA, Inc.

ASN Lookup Tool

Silicondust USA, Inc. silicondust.com

US 4 Routes

AS Data

AS400597

AS400597 – Silicondust USA, Inc.

AS Number	400597
AS Name	SILICONDUST
Organization	Silicondust USA, Inc. (su-647)
Country	US
Website	silicondust.com
Number of IPv4 Routes	2
Number of IPv6 Routes	2
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2022-08-26

ASN Intelligence API for production workflows

Use ASN data for AS400597 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2602:fb1b:60::/48	AS400597	Silicondust USA, Inc.	Silicondust USA, Inc.	~1×10²⁴
217.149.96.0/24	AS400597	Silicondust USA, Inc.	Silicondust USA, Inc.	256
217.149.97.0/24	AS400597	Silicondust USA, Inc.	Silicondust USA, Inc.	256
2602:fb1b:61::/48	AS400597	Silicondust USA, Inc.	Silicondust USA, Inc.	~1×10²⁴

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:       400597
ASName:         SILICONDUST
ASHandle:       AS400597
RegDate:        2022-08-26
Updated:        2022-08-26
Ref:            https://rdap.arin.net/registry/autnum/400597


OrgName:        Silicondust USA, Inc.
OrgId:          SU-647
Address:        5402 W Myrtle Ave
City:           Glendale
StateProv:      AZ
PostalCode:     85301
Country:        US
RegDate:        2022-08-22
Updated:        2026-09-02
Ref:            https://rdap.arin.net/registry/entity/SU-647


OrgTechHandle: OPERA683-ARIN
OrgTechName:   Operations
OrgTechPhone:  +1-925-443-4388 
OrgTechEmail:  operations@silicondust.com
OrgTechRef:    https://rdap.arin.net/registry/entity/OPERA683-ARIN

OrgRoutingHandle: OPERA683-ARIN
OrgRoutingName:   Operations
OrgRoutingPhone:  +1-925-443-4388 
OrgRoutingEmail:  operations@silicondust.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/OPERA683-ARIN

OrgDNSHandle: OPERA683-ARIN
OrgDNSName:   Operations
OrgDNSPhone:  +1-925-443-4388 
OrgDNSEmail:  operations@silicondust.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/OPERA683-ARIN

OrgAbuseHandle: OPERA683-ARIN
OrgAbuseName:   Operations
OrgAbusePhone:  +1-925-443-4388 
OrgAbuseEmail:  operations@silicondust.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/OPERA683-ARIN

OrgNOCHandle: OPERA683-ARIN
OrgNOCName:   Operations
OrgNOCPhone:  +1-925-443-4388 
OrgNOCEmail:  operations@silicondust.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/OPERA683-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" : "400597",
    "as_handle" : "AS400597",
    "as_name" : "SILICONDUST",
    "admin_contacts" : [ "OPERA683-ARIN" ],
    "tech_contacts" : [ "OPERA683-ARIN", "OPERA683-ARIN" ],
    "abuse_contacts" : [ "OPERA683-ARIN" ],
    "date_created" : "2022-08-26",
    "date_updated" : "2022-08-26",
    "source" : "https://rdap.arin.net/registry/autnum/400597"
  } ],
  "organization" : {
    "handle" : "SU-647",
    "name" : "Silicondust USA, Inc.",
    "address" : [ "5402 W Myrtle Ave", "Glendale", "AZ", "85301", "US" ],
    "street" : "W Myrtle Ave",
    "city" : "Glendale",
    "state" : "AZ",
    "zip_code" : "85301",
    "country" : [ "US" ],
    "date_created" : "2022-08-22",
    "date_updated" : "2026-09-02",
    "source" : "https://rdap.arin.net/registry/entity/SU-647",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "OPERA683-ARIN",
    "name" : "Operations",
    "email" : [ "operations@silicondust.com" ],
    "phone" : [ "+1-925-443-4388" ],
    "source" : "https://rdap.arin.net/registry/entity/OPERA683-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "OPERA683-ARIN",
    "name" : "Operations",
    "email" : [ "operations@silicondust.com" ],
    "phone" : [ "+1-925-443-4388" ],
    "source" : "https://rdap.arin.net/registry/entity/OPERA683-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "OPERA683-ARIN",
    "name" : "Operations",
    "email" : [ "operations@silicondust.com" ],
    "phone" : [ "+1-925-443-4388" ],
    "source" : "https://rdap.arin.net/registry/entity/OPERA683-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS30058	FDCservers.net	US

Upstreams

AS Number	Description	Country
AS30058	FDCservers.net	US