AS40016 MESIROW FINANCIAL HOLDINGS, INC.

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AS40016 – MESIROW FINANCIAL HOLDINGS, INC.

AS Number	40016
AS Name	MESIROW
Organization	MESIROW FINANCIAL HOLDINGS, INC.(mfh-7)
Country	US
Website	mesirowfinancial.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2006-06-07T00:00

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
204.153.74.0/24	AS40016	MESIROW FINANCIAL HOLDINGS, INC.	Mesirow Financial	256
207.252.173.0/24	AS40016	MESIROW FINANCIAL HOLDINGS, INC.	Mesirow Financial	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:       40016
ASName:         MESIROW
ASHandle:       AS40016
RegDate:        2006-06-07
Updated:        2006-06-07    
Ref:            https://rdap.arin.net/registry/autnum/40016


OrgName:        MESIROW FINANCIAL HOLDINGS, INC.
OrgId:          MFH-7
Address:        350 N CLARK ST
City:           CHICAGO
StateProv:      IL
PostalCode:     60610
Country:        US
RegDate:        2006-05-18
Updated:        2014-10-28
Ref:            https://rdap.arin.net/registry/entity/MFH-7


OrgAbuseHandle: PDO24-ARIN
OrgAbuseName:   Dockins, Paul 
OrgAbusePhone:  +1-312-595-6943 
OrgAbuseEmail:  pdockins@mesirowfinancial.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PDO24-ARIN

OrgTechHandle: PL345-ARIN
OrgTechName:   Letarte, Phil 
OrgTechPhone:  +1-312-595-6710 
OrgTechEmail:  pletarte@mesirowfinancial.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PL345-ARIN

OrgTechHandle: STEVE130-ARIN
OrgTechName:   Wiley, Steven A
OrgTechPhone:  +1-312-595-6258 
OrgTechEmail:  swiley@mesirowfinancial.com
OrgTechRef:    https://rdap.arin.net/registry/entity/STEVE130-ARIN

OrgTechHandle: PDO24-ARIN
OrgTechName:   Dockins, Paul 
OrgTechPhone:  +1-312-595-6943 
OrgTechEmail:  pdockins@mesirowfinancial.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PDO24-ARIN

RTechHandle: PL345-ARIN
RTechName:   Letarte, Phil 
RTechPhone:  +1-312-595-6710 
RTechEmail:  pletarte@mesirowfinancial.com
RTechRef:    https://rdap.arin.net/registry/entity/PL345-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.
#