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AS53765 San Francisco Federal Credit Union

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

San Francisco Federal Credit Union sanfranciscofcu.com

US 1 Routes

AS Data

AS53765

AS53765 – San Francisco Federal Credit Union

AS Number	53765
AS Name	SFFEDCU
Organization	San Francisco Federal Credit Union (sffcu-4)
Country	US
Website	sanfranciscofcu.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2011-05-12

ASN Intelligence API for production workflows

Use ASN data for AS53765 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
12.208.11.0/24	AS53765	San Francisco Federal Credit Union	S F CITY EMPLOYEES	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:       53765
ASName:         SFFEDCU
ASHandle:       AS53765
RegDate:        2011-05-12
Updated:        2012-03-02
Ref:            https://rdap.arin.net/registry/autnum/53765


OrgName:        San Francisco Federal Credit Union
OrgId:          SFFCU-4
Address:        770 Golden Gate Avenue
City:           San Francisco
StateProv:      CA
PostalCode:     94102
Country:        US
RegDate:        2011-05-11
Updated:        2011-05-11
Ref:            https://rdap.arin.net/registry/entity/SFFCU-4


OrgNOCHandle: TANGR1-ARIN
OrgNOCName:   Tang, Raymond 
OrgNOCPhone:  +1-415-447-2226 
OrgNOCEmail:  raymond_tang@sanfranciscofcu.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/TANGR1-ARIN

OrgAbuseHandle: TANGR1-ARIN
OrgAbuseName:   Tang, Raymond 
OrgAbusePhone:  +1-415-447-2226 
OrgAbuseEmail:  raymond_tang@sanfranciscofcu.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TANGR1-ARIN

OrgTechHandle: TANGR1-ARIN
OrgTechName:   Tang, Raymond 
OrgTechPhone:  +1-415-447-2226 
OrgTechEmail:  raymond_tang@sanfranciscofcu.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TANGR1-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" : "53765",
    "as_handle" : "AS53765",
    "as_name" : "SFFEDCU",
    "tech_contacts" : [ "TANGR1-ARIN" ],
    "abuse_contacts" : [ "TANGR1-ARIN" ],
    "date_created" : "2011-05-12",
    "date_updated" : "2012-03-02",
    "source" : "https://rdap.arin.net/registry/autnum/53765"
  } ],
  "organization" : {
    "handle" : "SFFCU-4",
    "name" : "San Francisco Federal Credit Union",
    "address" : [ "770 Golden Gate Avenue", "San Francisco", "CA", "94102", "US" ],
    "street" : "Golden Gate Avenue",
    "city" : "San Francisco",
    "state" : "CA",
    "zip_code" : "94102",
    "country" : [ "US" ],
    "date_created" : "2011-05-11",
    "date_updated" : "2011-05-11",
    "source" : "https://rdap.arin.net/registry/entity/SFFCU-4",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "TANGR1-ARIN",
    "name" : "Tang, Raymond",
    "email" : [ "raymond_tang@sanfranciscofcu.com" ],
    "phone" : [ "+1-415-447-2226" ],
    "source" : "https://rdap.arin.net/registry/entity/TANGR1-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "TANGR1-ARIN",
    "name" : "Tang, Raymond",
    "email" : [ "raymond_tang@sanfranciscofcu.com" ],
    "phone" : [ "+1-415-447-2226" ],
    "source" : "https://rdap.arin.net/registry/entity/TANGR1-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US

Frequently Asked Questions

What is ASN AS53765?

ASN AS53765 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53765?

AS53765 is listed under San Francisco Federal Credit Union.

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.