ASN AS25759 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25759?

AS25759 is listed under Rozint.

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.

AS25759 Rozint | IPGeolocation.io

ASN Lookup Tool

Rozint rozint.cloud

US 1 Routes

AS Data

AS25759

AS25759 – Rozint

AS Number	25759
AS Name	F4-NETWORKS
Organization	Rozint(rl-895)
Country	US
Website	rozint.cloud
Number of IPv4 Routes	0
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2023-03-29

ASN Intelligence API for production workflows

Use ASN data for AS25759 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

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2602:fa3d:c1::/48	AS25759	Rozint	F4 Networks	~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:       25759
ASName:         F4-NETWORKS
ASHandle:       AS25759
RegDate:        2023-03-29
Updated:        2023-05-29
Comment:        https://f4.fo/    
Ref:            https://rdap.arin.net/registry/autnum/25759


OrgName:        Rozint
OrgId:          RL-895
Address:        30 N Gould St Ste R
City:           Sheridan
StateProv:      WY
PostalCode:     82801
Country:        US
RegDate:        2023-03-13
Updated:        2025-03-24
Comment:        https://rozint.com
Ref:            https://rdap.arin.net/registry/entity/RL-895


OrgAbuseHandle: NAD115-ARIN
OrgAbuseName:   Network Abuse Department
OrgAbusePhone:  +1-808-909-8289 
OrgAbuseEmail:  abuse@rozint.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAD115-ARIN

OrgTechHandle: ITDEP305-ARIN
OrgTechName:   IT Department
OrgTechPhone:  +1-808-909-8289 
OrgTechEmail:  it@rozint.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ITDEP305-ARIN

OrgNOCHandle: NOC33603-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-808-909-8289 
OrgNOCEmail:  noc@rozint.cloud
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33603-ARIN

RAbuseHandle: NAD117-ARIN
RAbuseName:   Network Abuse Department
RAbusePhone:  +1-808-909-8289 
RAbuseEmail:  abuse@f4.network
RAbuseRef:    https://rdap.arin.net/registry/entity/NAD117-ARIN

RTechHandle: REGIS100-ARIN
RTechName:   Registry Administrators
RTechPhone:  +1-808-909-8292 
RTechEmail:  admin@f4.network
RTechRef:    https://rdap.arin.net/registry/entity/REGIS100-ARIN

RNOCHandle: NOC33628-ARIN
RNOCName:   Network Operations Center
RNOCPhone:  +1-808-909-8289 
RNOCEmail:  noc@f4.network
RNOCRef:    https://rdap.arin.net/registry/entity/NOC33628-ARIN

RTechHandle: ITDEP308-ARIN
RTechName:   IT Department
RTechPhone:  +1-808-909-8289 
RTechEmail:  it@f4.network
RTechRef:    https://rdap.arin.net/registry/entity/ITDEP308-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

Peers

AS Number	Description	Country
AS924	Cloudie Networks LLC	US
AS1299	Arelion Sweden AB	SE

Upstreams

AS Number	Description	Country
AS1299	Arelion Sweden AB	SE

Contacts

Email Contacts

it@rozint.com

Abuse Contacts

abuse@rozint.com