ASN AS5797 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS5797?

AS5797 is listed under Fiserv Solutions, LLC.

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.

AS5797 Fiserv Solutions, LLC | IPGeolocation.io

ASN Lookup Tool

Search ASN

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Contacts

Legacy Routes

Fiserv Solutions, LLC fiserv.com

US 0 Routes

AS Data

AS5797

AS5797 – Fiserv Solutions, LLC

AS Number	5797
AS Name	CISPROD-AS
Organization	Fiserv Solutions, LLC (fsl-293)
Country	US
Website	fiserv.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1995-10-24

ASN Intelligence API for production workflows

Use ASN data for AS5797 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

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:       5797
ASName:         CISPROD-AS
ASHandle:       AS5797
RegDate:        1995-10-24
Updated:        2023-10-11
Ref:            https://rdap.arin.net/registry/autnum/5797


OrgName:        Fiserv Solutions, LLC
OrgId:          FSL-293
Address:        255 Fiserv Drive
City:           Brookfield
StateProv:      WI
PostalCode:     53045
Country:        US
RegDate:        2020-06-30
Updated:        2026-04-02
Ref:            https://rdap.arin.net/registry/entity/FSL-293


OrgTechHandle: RIEDE-ARIN
OrgTechName:   Riedener, Peter 
OrgTechPhone:  +1-862-339-5541 
OrgTechEmail:  peter.riedener@fiserv.com
OrgTechRef:    https://rdap.arin.net/registry/entity/RIEDE-ARIN

OrgNOCHandle: REGIS119-ARIN
OrgNOCName:   Registrant Admin
OrgNOCPhone:  +1-888-377-8726 
OrgNOCEmail:  Registrant.Admin@fiserv.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/REGIS119-ARIN

OrgNOCHandle: NOC32256-ARIN
OrgNOCName:   NOC
OrgNOCPhone:  +1-678-375-4000 
OrgNOCEmail:  ESMSustainingEng@Fiserv.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgTechHandle: REGIS119-ARIN
OrgTechName:   Registrant Admin
OrgTechPhone:  +1-888-377-8726 
OrgTechEmail:  Registrant.Admin@fiserv.com
OrgTechRef:    https://rdap.arin.net/registry/entity/REGIS119-ARIN

OrgTechHandle: NOC32256-ARIN
OrgTechName:   NOC
OrgTechPhone:  +1-678-375-4000 
OrgTechEmail:  ESMSustainingEng@Fiserv.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgRoutingHandle: REGIS119-ARIN
OrgRoutingName:   Registrant Admin
OrgRoutingPhone:  +1-888-377-8726 
OrgRoutingEmail:  Registrant.Admin@fiserv.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/REGIS119-ARIN

OrgTechHandle: DOE2-ARIN
OrgTechName:   Oehlerking, David 
OrgTechPhone:  +1-402-777-3098 
OrgTechEmail:  David.Oehlerking@firstdatacorp.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DOE2-ARIN

OrgDNSHandle: NOC32256-ARIN
OrgDNSName:   NOC
OrgDNSPhone:  +1-678-375-4000 
OrgDNSEmail:  ESMSustainingEng@Fiserv.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgTechHandle: JM2443-ARIN
OrgTechName:   MORAN, JAY 
OrgTechPhone:  +1-470-669-6999 
OrgTechEmail:  jay.moran@fiserv.com
OrgTechRef:    https://rdap.arin.net/registry/entity/JM2443-ARIN

OrgAbuseHandle: NOC32256-ARIN
OrgAbuseName:   NOC
OrgAbusePhone:  +1-678-375-4000 
OrgAbuseEmail:  ESMSustainingEng@Fiserv.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgAbuseHandle: REGIS118-ARIN
OrgAbuseName:   Registrant Abuse
OrgAbusePhone:  +1-888-377-8726 
OrgAbuseEmail:  Registrant.Abuse@fiserv.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/REGIS118-ARIN

OrgRoutingHandle: NOC32256-ARIN
OrgRoutingName:   NOC
OrgRoutingPhone:  +1-678-375-4000 
OrgRoutingEmail:  ESMSustainingEng@Fiserv.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgDNSHandle: REGIS119-ARIN
OrgDNSName:   Registrant Admin
OrgDNSPhone:  +1-888-377-8726 
OrgDNSEmail:  Registrant.Admin@fiserv.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/REGIS119-ARIN

OrgTechHandle: PATTE249-ARIN
OrgTechName:   Patterson, Mike 
OrgTechPhone:  +1-678-375-3484 
OrgTechEmail:  mike.patterson@fiserv.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PATTE249-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" : "5797",
    "as_handle" : "AS5797",
    "as_name" : "CISPROD-AS",
    "admin_contacts" : [ "NOC32256-ARIN", "REGIS119-ARIN" ],
    "tech_contacts" : [ "RIEDE-ARIN", "REGIS119-ARIN", "NOC32256-ARIN", "REGIS119-ARIN", "DOE2-ARIN", "JM2443-ARIN", "NOC32256-ARIN", "PATTE249-ARIN" ],
    "abuse_contacts" : [ "NOC32256-ARIN", "REGIS118-ARIN" ],
    "date_created" : "1995-10-24",
    "date_updated" : "2023-10-11",
    "source" : "https://rdap.arin.net/registry/autnum/5797"
  } ],
  "organization" : {
    "handle" : "FSL-293",
    "name" : "Fiserv Solutions, LLC",
    "address" : [ "255 Fiserv Drive", "Brookfield", "WI", "53045", "US" ],
    "street" : "Fiserv Drive",
    "city" : "Brookfield",
    "state" : "WI",
    "zip_code" : "53045",
    "country" : [ "US" ],
    "date_created" : "2020-06-30",
    "date_updated" : "2026-04-02",
    "source" : "https://rdap.arin.net/registry/entity/FSL-293",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "NOC32256-ARIN",
    "name" : "NOC",
    "email" : [ "ESMSustainingEng@Fiserv.com" ],
    "phone" : [ "+1-678-375-4000" ],
    "source" : "https://rdap.arin.net/registry/entity/NOC32256-ARIN"
  }, {
    "handle" : "REGIS119-ARIN",
    "name" : "Registrant Admin",
    "email" : [ "Registrant.Admin@fiserv.com" ],
    "phone" : [ "+1-888-377-8726" ],
    "source" : "https://rdap.arin.net/registry/entity/REGIS119-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "RIEDE-ARIN",
    "name" : "Riedener, Peter",
    "email" : [ "peter.riedener@fiserv.com" ],
    "phone" : [ "+1-862-339-5541" ],
    "source" : "https://rdap.arin.net/registry/entity/RIEDE-ARIN"
  }, {
    "handle" : "REGIS119-ARIN",
    "name" : "Registrant Admin",
    "email" : [ "Registrant.Admin@fiserv.com" ],
    "phone" : [ "+1-888-377-8726" ],
    "source" : "https://rdap.arin.net/registry/entity/REGIS119-ARIN"
  }, {
    "handle" : "NOC32256-ARIN",
    "name" : "NOC",
    "email" : [ "ESMSustainingEng@Fiserv.com" ],
    "phone" : [ "+1-678-375-4000" ],
    "source" : "https://rdap.arin.net/registry/entity/NOC32256-ARIN"
  }, {
    "handle" : "DOE2-ARIN",
    "name" : "Oehlerking, David",
    "email" : [ "David.Oehlerking@firstdatacorp.com" ],
    "phone" : [ "+1-402-777-3098" ],
    "source" : "https://rdap.arin.net/registry/entity/DOE2-ARIN"
  }, {
    "handle" : "JM2443-ARIN",
    "name" : "MORAN, JAY",
    "email" : [ "jay.moran@fiserv.com" ],
    "phone" : [ "+1-470-669-6999" ],
    "source" : "https://rdap.arin.net/registry/entity/JM2443-ARIN"
  }, {
    "handle" : "PATTE249-ARIN",
    "name" : "Patterson, Mike",
    "email" : [ "mike.patterson@fiserv.com" ],
    "phone" : [ "+1-678-375-3484" ],
    "source" : "https://rdap.arin.net/registry/entity/PATTE249-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NOC32256-ARIN",
    "name" : "NOC",
    "email" : [ "ESMSustainingEng@Fiserv.com" ],
    "phone" : [ "+1-678-375-4000" ],
    "source" : "https://rdap.arin.net/registry/entity/NOC32256-ARIN"
  }, {
    "handle" : "REGIS118-ARIN",
    "name" : "Registrant Abuse",
    "email" : [ "Registrant.Abuse@fiserv.com" ],
    "phone" : [ "+1-888-377-8726" ],
    "source" : "https://rdap.arin.net/registry/entity/REGIS118-ARIN"
  } ]
}