AS30573 - OLDSECONDBANCORP - Old Second Bancorp, US

United States
AS Number
AS30573
AS Name
OLDSECONDBANCORP
Org Name
Old Second Bancorp
Country / Region
United States
Registry

arin

RegDate

2003-08-27

Updated

2011-09-24

AS30573 Looking Glass
IPv4Prefixes

1

IPv6Prefixes

0

IPv4 NUMs

256

IPv6 NUMs(/64)

0

CIDR Description IP Num
12.48.114.0/24
IRR Valid
OLD SECOND BANCORP INC. 256
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC, US United States 96,430,080 2,310,693,060,608 IPv4 IPv4
AS33491 COMCAST-33491 - Comcast Cable Communications, LLC, US United States 48,384 1,116,708,995,072 IPv4 IPv4

Whois Record

ASNumber 30573

ASNumber
30573
ASName
OLDSECONDBANCORP
ASHandle
RegDate
2003-11-11
Updated
2026-05-05
Ref
https://rdap.arin.net/registry/autnum/30573

OrgID OSB-9

OrgID
OSB-9
OrgName
Old Second Bancorp
CanAllocate
Street
37 South River Street
City
Aurora
State/Prov
IL
Country
US
PostalCode
60506-4172
RegDate
2003-08-27
Updated
2011-09-24
OrgAdminHandle
HOSTM308-ARIN
OrgTechHandle
HOSTM308-ARIN
OrgAbuseHandle
HOSTM308-ARIN
Source
ARIN

OrgTechHandleHandle HOSTM308-ARIN

OrgTechHandleHandle
HOSTM308-ARIN
OrgTechHandleName
HOSTMASTER,
OrgTechHandlePhone
+1-630-892-0202
OrgTechHandleEmail
bschluntz@oldsecond.com
OrgTechHandleRef
https://rdap.arin.net/registry/entity/HOSTM308-ARIN

OrgAbuseHandleHandle HOSTM308-ARIN

OrgAbuseHandleHandle
HOSTM308-ARIN
OrgAbuseHandleName
HOSTMASTER,
OrgAbuseHandlePhone
+1-630-892-0202
OrgAbuseHandleEmail
bschluntz@oldsecond.com
OrgAbuseHandleRef
https://rdap.arin.net/registry/entity/HOSTM308-ARIN

OrgAdminHandleHandle HOSTM308-ARIN

OrgAdminHandleHandle
HOSTM308-ARIN
OrgAdminHandleName
HOSTMASTER,
OrgAdminHandlePhone
+1-630-892-0202
OrgAdminHandleEmail
bschluntz@oldsecond.com
OrgAdminHandleRef
https://rdap.arin.net/registry/entity/HOSTM308-ARIN

RTechHandleHandle HOSTM308-ARIN

RTechHandleHandle
HOSTM308-ARIN
RTechHandleName
HOSTMASTER,
RTechHandlePhone
+1-630-892-0202
RTechHandleEmail
bschluntz@oldsecond.com
RTechHandleRef
https://rdap.arin.net/registry/entity/HOSTM308-ARIN
 

ASNumber:       30573
ASName:         OLDSECONDBANCORP
ASHandle:       AS30573
RegDate:        2003-11-11
Updated:        2026-05-05
Ref:            https://rdap.arin.net/registry/autnum/30573

OrgID:          OSB-9
OrgName:        Old Second Bancorp
CanAllocate:    
Street:         37 South River Street
City:           Aurora
State/Prov:     IL
Country:        US
PostalCode:     60506-4172
RegDate:        2003-08-27
Updated:        2011-09-24
OrgAdminHandle  HOSTM308-ARIN
OrgTechHandle   HOSTM308-ARIN
OrgAbuseHandle  HOSTM308-ARIN
Source:         ARIN

OrgTechHandleHandle:  HOSTM308-ARIN
OrgTechHandleName:    HOSTMASTER, 
OrgTechHandlePhone:   +1-630-892-0202
OrgTechHandleEmail:   bschluntz@oldsecond.com
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/HOSTM308-ARIN

OrgAbuseHandleHandle:  HOSTM308-ARIN
OrgAbuseHandleName:    HOSTMASTER, 
OrgAbuseHandlePhone:   +1-630-892-0202
OrgAbuseHandleEmail:   bschluntz@oldsecond.com
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/HOSTM308-ARIN

OrgAdminHandleHandle:  HOSTM308-ARIN
OrgAdminHandleName:    HOSTMASTER, 
OrgAdminHandlePhone:   +1-630-892-0202
OrgAdminHandleEmail:   bschluntz@oldsecond.com
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/HOSTM308-ARIN

RTechHandleHandle:  HOSTM308-ARIN
RTechHandleName:    HOSTMASTER, 
RTechHandlePhone:   +1-630-892-0202
RTechHandleEmail:   bschluntz@oldsecond.com
RTechHandleRef:     https://rdap.arin.net/registry/entity/HOSTM308-ARIN