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AS401716 State Treasurer's Office

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

State Treasurer's Office treasurer.ca.gov

US 1 Routes

AS Data

AS401716

AS401716 – State Treasurer's Office

AS Number	401716
AS Name	CAL-STO
Organization	State Treasurer's Office (sto-25)
Country	US
Website	treasurer.ca.gov
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2025-05-15

ASN Intelligence API for production workflows

Use ASN data for AS401716 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
161.108.166.0/24	AS401716	State Treasurers Office	State Treasurer's Office	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:       401716
ASName:         CAL-STO
ASHandle:       AS401716
RegDate:        2025-05-15
Updated:        2025-05-15
Ref:            https://rdap.arin.net/registry/autnum/401716


OrgName:        State Treasurer's Office
OrgId:          STO-25
Address:        915 Capitol Mall
City:           Sacramento
StateProv:      CA
PostalCode:     95814
Country:        US
RegDate:        2025-03-12
Updated:        2025-04-24
Comment:        https://treasurer.ca.gov
Ref:            https://rdap.arin.net/registry/entity/STO-25


OrgTechHandle: MOHAM111-ARIN
OrgTechName:   Mohammed, Nayeem 
OrgTechPhone:  +1-916-764-5542 
OrgTechEmail:  nayeem.mohammed@treasurer.ca.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/MOHAM111-ARIN

OrgAbuseHandle: MOHAM111-ARIN
OrgAbuseName:   Mohammed, Nayeem 
OrgAbusePhone:  +1-916-764-5542 
OrgAbuseEmail:  nayeem.mohammed@treasurer.ca.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MOHAM111-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" : "401716",
    "as_handle" : "AS401716",
    "as_name" : "CAL-STO",
    "tech_contacts" : [ "MOHAM111-ARIN" ],
    "abuse_contacts" : [ "MOHAM111-ARIN" ],
    "date_created" : "2025-05-15",
    "date_updated" : "2025-05-15",
    "source" : "https://rdap.arin.net/registry/autnum/401716"
  } ],
  "organization" : {
    "handle" : "STO-25",
    "name" : "State Treasurer's Office",
    "address" : [ "915 Capitol Mall", "Sacramento", "CA", "95814", "US" ],
    "street" : "Capitol Mall",
    "city" : "Sacramento",
    "state" : "CA",
    "zip_code" : "95814",
    "country" : [ "US" ],
    "date_created" : "2025-03-12",
    "date_updated" : "2025-04-24",
    "source" : "https://rdap.arin.net/registry/entity/STO-25",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "MOHAM111-ARIN",
    "name" : "Mohammed, Nayeem",
    "email" : [ "nayeem.mohammed@treasurer.ca.gov" ],
    "phone" : [ "+1-916-764-5542" ],
    "source" : "https://rdap.arin.net/registry/entity/MOHAM111-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MOHAM111-ARIN",
    "name" : "Mohammed, Nayeem",
    "email" : [ "nayeem.mohammed@treasurer.ca.gov" ],
    "phone" : [ "+1-916-764-5542" ],
    "source" : "https://rdap.arin.net/registry/entity/MOHAM111-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS1226	California Department of Technology	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS1226	California Department of Technology	US

Frequently Asked Questions

What is ASN AS401716?

ASN AS401716 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS401716?

AS401716 is listed under State Treasurer's Office.

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.