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AS25791 Stack Exchange, Inc. | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

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Stack Exchange, Inc. stackexchange.com

US 0 Routes

AS Data

AS25791

AS25791 – Stack Exchange, Inc.

AS Number	25791
AS Name	SE-NET
Organization	Stack Exchange, Inc.(se-111)
Country	US
Website	stackexchange.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2012-10-16

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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:       25791
ASName:         SE-NET
ASHandle:       AS25791
RegDate:        2012-10-16
Updated:        2012-10-16    
Ref:            https://rdap.arin.net/registry/autnum/25791


OrgName:        Stack Exchange, Inc.
OrgId:          SE-111
Address:        14 Wall Street, 20th Floor
City:           New York
StateProv:      NY
PostalCode:     10005
Country:        US
RegDate:        2012-09-14
Updated:        2025-08-28
Ref:            https://rdap.arin.net/registry/entity/SE-111


OrgAbuseHandle: SYSAD101-ARIN
OrgAbuseName:   Sysadmin Team
OrgAbusePhone:  +1-212-232-8280 
OrgAbuseEmail:  sysadmin-team@stackexchange.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SYSAD101-ARIN

OrgNOCHandle: SYSAD101-ARIN
OrgNOCName:   Sysadmin Team
OrgNOCPhone:  +1-212-232-8280 
OrgNOCEmail:  sysadmin-team@stackexchange.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/SYSAD101-ARIN

OrgTechHandle: SYSAD101-ARIN
OrgTechName:   Sysadmin Team
OrgTechPhone:  +1-212-232-8280 
OrgTechEmail:  sysadmin-team@stackexchange.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SYSAD101-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

Frequently Asked Questions

What is ASN AS25791?

ASN AS25791 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25791?

AS25791 is listed under Stack Exchange, Inc..

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.