ASN Lookup Tool

SKANSKA USA INC skanska.com US US 4 Routes

AS Data

AS398642

AS398642 – SKANSKA USA INC

AS Number 398642
AS Name SKANSKA-USA-WEST
Organization SKANSKA USA INC(su-405)
Country US
Website skanska.com
Number of IPv4 Routes 3
Number of IPv6 Routes 1
ASN type BUSINESS
Registry ARIN
Date Allocated 2020-07-16

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Use ASN data for AS398642 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
2602:800:c800::/38 ~1×10²⁷
144.57.49.0/24 256
144.57.48.0/21 2048
144.57.48.0/24 256

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:       398642
ASName:         SKANSKA-USA-WEST
ASHandle:       AS398642
RegDate:        2020-07-16
Updated:        2020-07-16    
Ref:            https://rdap.arin.net/registry/autnum/398642


OrgName:        SKANSKA USA INC
OrgId:          SU-405
Address:        4235 South Stream Blvd
Address:        Suite 200
City:           Charlotte
StateProv:      NC
PostalCode:     28217
Country:        US
RegDate:        2017-05-20
Updated:        2025-05-19
Ref:            https://rdap.arin.net/registry/entity/SU-405


OrgTechHandle: KARLS6-ARIN
OrgTechName:   KARLSSON, JOACIM 
OrgTechPhone:  +1-704-501-2187 
OrgTechEmail:  joacim.karlsson@skanska.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KARLS6-ARIN

OrgTechHandle: AWRI-ARIN
OrgTechName:   Robinson II, Arthur William
OrgTechPhone:  +1-704-840-6042 
OrgTechEmail:  art.robinsonii@skanska.com
OrgTechRef:    https://rdap.arin.net/registry/entity/AWRI-ARIN

OrgAbuseHandle: KARLS6-ARIN
OrgAbuseName:   KARLSSON, JOACIM 
OrgAbusePhone:  +1-704-501-2187 
OrgAbuseEmail:  joacim.karlsson@skanska.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KARLS6-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
AS3549 Level 3 Communications, Inc. (GBLX) US
AS286 GTT Communications Inc. NL
AS286 GTT Communications Inc. US
AS3257 GTT Communications Inc. US
AS3356 Level 3 Parent, LLC US

Upstreams

AS Number Description Country
AS286 GTT Communications Inc. US
AS3257 GTT Communications Inc. US
AS3356 Level 3 Parent, LLC US

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Frequently Asked Questions

ASN AS398642 is an Autonomous System Number used to identify a network for BGP internet routing.
AS398642 is listed under SKANSKA USA INC.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.