ASN AS26989 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS26989?

AS26989 is listed under H&R Block.

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.

AS26989 H&R Block | IPGeolocation.io

ASN Lookup Tool

H&R Block hrblock.com

US 8 Routes

AS Data

AS26989

AS26989 – H&R Block

AS Number	26989
AS Name	HR-WORLD-HEADQUARTERS
Organization	H&R Block(hrblo)
Country	US
Website	hrblock.com
Number of IPv4 Routes	8
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2003-01-08

ASN Intelligence API for production workflows

Use ASN data for AS26989 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
168.137.4.0/24	AS26989	H&R Block	H&R Block	256
168.137.100.0/22	AS26989	H&R Block	H&R Block	1024
168.137.2.0/24	AS26989	H&R Block	H&R Block	256
168.137.0.0/24	AS26989	H&R Block	H&R Block	256
168.137.5.0/24	AS26989	H&R Block	H&R Block	256
168.137.11.0/24	AS26989	H&R Block	H&R Block	256
168.137.104.0/24	AS26989	H&R Block	H&R Block	256
168.137.105.0/24	AS26989	H&R Block	H&R Block	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:       26989
ASName:         HR-WORLD-HEADQUARTERS
ASHandle:       AS26989
RegDate:        2003-01-08
Updated:        2022-08-24    
Ref:            https://rdap.arin.net/registry/autnum/26989


OrgName:        H&R Block
OrgId:          HRBLO
Address:        4400 Main Street
City:           Kansas City
StateProv:      MO
PostalCode:     64111
Country:        US
RegDate:        2002-09-11
Updated:        2022-08-24
Ref:            https://rdap.arin.net/registry/entity/HRBLO


OrgAbuseHandle: KANTK1-ARIN
OrgAbuseName:   Kant, Krishna 
OrgAbusePhone:  +1-816-854-5890 
OrgAbuseEmail:  krishna.kant@hrblock.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KANTK1-ARIN

OrgAbuseHandle: DURIG2-ARIN
OrgAbuseName:   Durig, Catherine 
OrgAbusePhone:  +1-816-854-5104 
OrgAbuseEmail:  catherine.durig@hrblock.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DURIG2-ARIN

OrgTechHandle: KANTK1-ARIN
OrgTechName:   Kant, Krishna 
OrgTechPhone:  +1-816-854-5890 
OrgTechEmail:  krishna.kant@hrblock.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KANTK1-ARIN

RTechHandle: DURIG2-ARIN
RTechName:   Durig, Catherine 
RTechPhone:  +1-816-854-5104 
RTechEmail:  catherine.durig@hrblock.com
RTechRef:    https://rdap.arin.net/registry/entity/DURIG2-ARIN

RTechHandle: KANTK1-ARIN
RTechName:   Kant, Krishna 
RTechPhone:  +1-816-854-5890 
RTechEmail:  krishna.kant@hrblock.com
RTechRef:    https://rdap.arin.net/registry/entity/KANTK1-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
AS7018	AT&T Enterprises, LLC	US
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS3356	Level 3 Parent, LLC	US