What is ASN AS398687?

ASN AS398687 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS398687?

AS398687 is listed under Willis Towers Watson.

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.

AS398687 Willis Towers Watson

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Willis Towers Watson willistowerswatson.com

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AS Data

AS398687

AS398687 – Willis Towers Watson

AS Number	398687
AS Name	NXP-BUILD
Organization	Willis Towers Watson(wtwul)
Country	US
Website	willistowerswatson.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2020-07-31

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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:       398672 - 398695
ASName:         NXP-BUILD
ASHandle:       AS398672
RegDate:        2020-07-31
Updated:        2020-11-11    
Ref:            https://rdap.arin.net/registry/autnum/398672


OrgName:        Willis Towers Watson
OrgId:          WTWUL
Address:        800 N Glebe Rd
Address:        9th Floor
City:           Arlington
StateProv:      VA
PostalCode:     22207
Country:        US
RegDate:        2020-05-28
Updated:        2025-10-31
Ref:            https://rdap.arin.net/registry/entity/WTWUL


OrgRoutingHandle: NSO34-ARIN
OrgRoutingName:   Network Service Owner
OrgRoutingPhone:  +07585906307 
OrgRoutingEmail:  John.baigrie@wtwco.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NSO34-ARIN

OrgTechHandle: MOYLE21-ARIN
OrgTechName:   Moyle, Mike 
OrgTechPhone:  +1-215-246-6162 
OrgTechEmail:  mike.moyle@wtwco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MOYLE21-ARIN

OrgTechHandle: CUNNI342-ARIN
OrgTechName:   Cunningham, Neil 
OrgTechPhone:  +441473223000 
OrgTechEmail:  neil.cunningham@wtwco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CUNNI342-ARIN

OrgDNSHandle: NSO34-ARIN
OrgDNSName:   Network Service Owner
OrgDNSPhone:  +07585906307 
OrgDNSEmail:  joan.ong@wtwco.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/NSO34-ARIN

OrgNOCHandle: NSO34-ARIN
OrgNOCName:   Network Service Owner
OrgNOCPhone:  +07585906307 
OrgNOCEmail:  joan.ong@wtwco.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NSO34-ARIN

OrgTechHandle: NSO34-ARIN
OrgTechName:   Network Service Owner
OrgTechPhone:  +07585906307 
OrgTechEmail:  joan.ong@wtwco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NSO34-ARIN

OrgTechHandle: BAIGR-ARIN
OrgTechName:   Baigrie, John 
OrgTechPhone:  +441473223000 
OrgTechEmail:  john.baigrie@wtwco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BAIGR-ARIN

OrgAbuseHandle: NSO34-ARIN
OrgAbuseName:   Network Service Owner
OrgAbusePhone:  +07585906307 
OrgAbuseEmail:  joan.ong@wtwco.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NSO34-ARIN

RTechHandle: ANDER2318-ARIN
RTechName:   Anderson, Peter 
RTechPhone:  +447917137091 
RTechEmail:  Peter.Anderson@WillisTowersWatson.com
RTechRef:    https://rdap.arin.net/registry/entity/ANDER2318-ARIN

RNOCHandle: ANDER2318-ARIN
RNOCName:   Anderson, Peter 
RNOCPhone:  +447917137091 
RNOCEmail:  Peter.Anderson@WillisTowersWatson.com
RNOCRef:    https://rdap.arin.net/registry/entity/ANDER2318-ARIN

RAbuseHandle: ANDER2318-ARIN
RAbuseName:   Anderson, Peter 
RAbusePhone:  +447917137091 
RAbuseEmail:  Peter.Anderson@WillisTowersWatson.com
RAbuseRef:    https://rdap.arin.net/registry/entity/ANDER2318-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.
#

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AS398687 – Willis Towers Watson

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