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AS29978 Eisai Inc. | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

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

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Eisai Inc. eisai.com

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AS Data

AS29978

AS29978 – Eisai Inc.

AS Number	29978
AS Name	EISAI-CHI-ASN
Organization	Eisai Inc.(eisai-6)
Country	US
Website	eisai.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2017-11-01

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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:       29978
ASName:         EISAI-CHI-ASN
ASHandle:       AS29978
RegDate:        2017-11-01
Updated:        2017-11-01    
Ref:            https://rdap.arin.net/registry/autnum/29978


OrgName:        Eisai Inc.
OrgId:          EISAI-6
Address:        100 Tice Blvd
City:           Woodcliff Lake
StateProv:      NJ
PostalCode:     07677
Country:        US
RegDate:        2017-10-24
Updated:        2018-10-15
Ref:            https://rdap.arin.net/registry/entity/EISAI-6


OrgNOCHandle: PCTRJ-ARIN
OrgNOCName:   Reyes Jr., Philip Cezar Toledo
OrgNOCPhone:  +1-201-364-8161 
OrgNOCEmail:  philip_reyes@eisai.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/PCTRJ-ARIN

OrgTechHandle: ENST-ARIN
OrgTechName:   Eisai Network Support Team
OrgTechPhone:  +1-201-394-1178 
OrgTechEmail:  eisai_network_support_team@eisai.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ENST-ARIN

OrgAbuseHandle: PCTRJ-ARIN
OrgAbuseName:   Reyes Jr., Philip Cezar Toledo
OrgAbusePhone:  +1-201-364-8161 
OrgAbuseEmail:  philip_reyes@eisai.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PCTRJ-ARIN

OrgTechHandle: PCTRJ-ARIN
OrgTechName:   Reyes Jr., Philip Cezar Toledo
OrgTechPhone:  +1-201-364-8161 
OrgTechEmail:  philip_reyes@eisai.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PCTRJ-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 AS29978?

ASN AS29978 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS29978?

AS29978 is listed under Eisai 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.