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AS39977 TRANSUNION | IPGeolocation.io

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

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TRANSUNION transunion.com

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AS Data

AS39977

AS39977 – TRANSUNION

AS Number	39977
AS Name	TRANSUNION-ADS-LNX1
Organization	TRANSUNION(trans-149)
Country	US
Website	transunion.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2006-05-30

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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:       39977
ASName:         TRANSUNION-ADS-LNX1
ASHandle:       AS39977
RegDate:        2006-05-30
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/39977


OrgName:        TRANSUNION
OrgId:          TRANS-149
Address:        3390 PEACHTREE RD NE
City:           ATLANTA
StateProv:      GA
PostalCode:     30326
Country:        US
RegDate:        2005-04-14
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/TRANS-149


OrgAbuseHandle: TJO56-ARIN
OrgAbuseName:   JOHNSON, TOM 
OrgAbusePhone:  +1-404-682-8341 
OrgAbuseEmail:  TYJOHNS@transunion.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TJO56-ARIN

OrgTechHandle: TJO56-ARIN
OrgTechName:   JOHNSON, TOM 
OrgTechPhone:  +1-404-682-8341 
OrgTechEmail:  TYJOHNS@transunion.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TJO56-ARIN

RTechHandle: TJO56-ARIN
RTechName:   JOHNSON, TOM 
RTechPhone:  +1-404-682-8341 
RTechEmail:  TYJOHNS@transunion.com
RTechRef:    https://rdap.arin.net/registry/entity/TJO56-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 AS39977?

ASN AS39977 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS39977?

AS39977 is listed under TRANSUNION.

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.