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AS11928 Hachette Book Group, Inc.

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

Hachette Book Group, Inc. hbgusa.com

US 5 Routes

AS Data

AS11928

AS11928 – Hachette Book Group, Inc.

AS Number	11928
AS Name	HBGUSA
Organization	Hachette Book Group, Inc.(hbgu)
Country	US
Website	hbgusa.com
Number of IPv4 Routes	5
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1999-02-08

ASN Intelligence API for production workflows

Use ASN data for AS11928 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
206.34.122.0/23	AS11928	Hachette Book Group, Inc.	Level 3 Parent, LLC	512
204.194.215.0/24	AS11928	Hachette Book Group, Inc.	Hachette Book Group, Inc.	256
206.34.121.0/24	AS11928	Hachette Book Group, Inc.	Level 3 Parent, LLC	256
204.194.214.0/24	AS11928	Hachette Book Group, Inc.	Hachette Book Group, Inc.	256
206.34.120.0/24	AS11928	Hachette Book Group, Inc.	Level 3 Parent, LLC	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:       11928
ASName:         HBGUSA
ASHandle:       AS11928
RegDate:        1999-02-08
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/11928


OrgName:        Hachette Book Group, Inc.
OrgId:          HBGU
Address:        53 State Street, 9th Floor
City:           Boston
StateProv:      MA
PostalCode:     02108
Country:        US
RegDate:        2007-02-27
Updated:        2014-10-21
Ref:            https://rdap.arin.net/registry/entity/HBGU


OrgNOCHandle: HBGN-ARIN
OrgNOCName:   Hachette Book Group NOC
OrgNOCPhone:  +1-617-263-2800 
OrgNOCEmail:  HBG-IT-ARINCONTACT@hbgusa.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/HBGN-ARIN

OrgAbuseHandle: HBGN-ARIN
OrgAbuseName:   Hachette Book Group NOC
OrgAbusePhone:  +1-617-263-2800 
OrgAbuseEmail:  HBG-IT-ARINCONTACT@hbgusa.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HBGN-ARIN

OrgTechHandle: HBGN-ARIN
OrgTechName:   Hachette Book Group NOC
OrgTechPhone:  +1-617-263-2800 
OrgTechEmail:  HBG-IT-ARINCONTACT@hbgusa.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HBGN-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
AS46887	Crown Castle Fiber LLC	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US

Frequently Asked Questions

What is ASN AS11928?

ASN AS11928 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11928?

AS11928 is listed under Hachette Book Group, 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.