% APNIC found the following authoritative answer from: whois.arin.net

#
# 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.
#

NetRange:       170.194.0.0 - 170.194.255.255
CIDR:           170.194.0.0/16
NetName:        DTTS-IP
NetHandle:      NET-170-194-0-0-1
Parent:         NET170 (NET-170-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Deloitte Touche Tohmatsu Services, Inc. (DTTS-Z)
RegDate:        1994-09-26
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/170.194.0.0

OrgName:        Deloitte Touche Tohmatsu Services, Inc.
OrgId:          DTTS-Z
Address:        30 Rockefeller Plaza
City:           New York
StateProv:      NY
PostalCode:     10112
Country:        US
RegDate:        2008-06-27
Updated:        2025-03-05
Ref:            https://rdap.arin.net/registry/entity/DTTS-Z

OrgTechHandle: DDA251-ARIN
OrgTechName:   DTT Domain Admin
OrgTechPhone:  +1-215-246-2300 
OrgTechEmail:  dttdomainadmin@deloitte.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DDA251-ARIN

OrgAbuseHandle: DL3NE-ARIN
OrgAbuseName:   DTS Level 3 Network Engineers
OrgAbusePhone:  +1-615-882-7248 
OrgAbuseEmail:  awillox@deloitte.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DL3NE-ARIN

OrgAbuseHandle: SES81-ARIN
OrgAbuseName:   Smith, Scott E
OrgAbusePhone:  +1-610-705-2466 
OrgAbuseEmail:  scotsmith@deloitte.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SES81-ARIN

OrgTechHandle: SES81-ARIN
OrgTechName:   Smith, Scott E
OrgTechPhone:  +1-610-705-2466 
OrgTechEmail:  scotsmith@deloitte.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SES81-ARIN

OrgDNSHandle: SES81-ARIN
OrgDNSName:   Smith, Scott E
OrgDNSPhone:  +1-610-705-2466 
OrgDNSEmail:  scotsmith@deloitte.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/SES81-ARIN

OrgAbuseHandle: DDA251-ARIN
OrgAbuseName:   DTT Domain Admin
OrgAbusePhone:  +1-215-246-2300 
OrgAbuseEmail:  dttdomainadmin@deloitte.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DDA251-ARIN

OrgRoutingHandle: DL3NE-ARIN
OrgRoutingName:   DTS Level 3 Network Engineers
OrgRoutingPhone:  +1-615-882-7248 
OrgRoutingEmail:  awillox@deloitte.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/DL3NE-ARIN

OrgNOCHandle: DDA251-ARIN
OrgNOCName:   DTT Domain Admin
OrgNOCPhone:  +1-215-246-2300 
OrgNOCEmail:  dttdomainadmin@deloitte.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/DDA251-ARIN

OrgDNSHandle: DL3NE-ARIN
OrgDNSName:   DTS Level 3 Network Engineers
OrgDNSPhone:  +1-615-882-7248 
OrgDNSEmail:  gtsctoghsnetworkengineers@deloitte.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/DL3NE-ARIN

OrgRoutingHandle: SES81-ARIN
OrgRoutingName:   Smith, Scott E
OrgRoutingPhone:  +1-610-705-2466 
OrgRoutingEmail:  scotsmith@deloitte.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/SES81-ARIN

OrgNOCHandle: DTTLG-ARIN
OrgNOCName:   DTTL GNOC
OrgNOCPhone:  +1-615-738-5000 
OrgNOCEmail:  1toc@deloitte.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/DTTLG-ARIN

OrgTechHandle: DL3NE-ARIN
OrgTechName:   DTS Level 3 Network Engineers
OrgTechPhone:  +1-615-882-7248 
OrgTechEmail:  gtsctoghsnetworkengineers@deloitte.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DL3NE-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.
#