AS26551 - SARGENT-AND-LUNDY - Sargent & Lundy Engineers, US

United States
AS Number
AS26551
AS Name
SARGENT-AND-LUNDY
Org Name
Sargent & Lundy Engineers
Country
United States
Registry

arin

RegDate

1991-07-30

Updated

2025-12-28

AS26551 Looking Glass
IPv4Prefixes

4

IPv6Prefixes

0

IPv4 NUMs

65,536

IPv6 NUMs(/64)

0

65,536 IPv4 Addresses
CIDR Description IP Num
151.154.0.0/24 Sargent & Lundy Engineers 256
151.154.0.0/16 Sargent & Lundy Engineers 65536
151.154.84.0/22 Sargent & Lundy Engineers 1024
151.154.128.0/20 Sargent & Lundy Engineers 4096
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2734 CORESITE, US United States 48,896 7,248,347,136 IPv4 IPv4
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 29,014,400 81,626,857,472 IPv4 IPv4
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,743,616 52,076,871,680 IPv4 IPv4 
ASNumber:       26551
ASName:         SARGENT-AND-LUNDY
ASHandle:       AS26551
RegDate:        2002-10-15
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/26551


OrgName:        Sargent & Lundy Engineers
OrgId:          SLE-1
Address:        55 E. Monroe Street
City:           Chicago
StateProv:      IL
PostalCode:     60603
Country:        US
RegDate:        1991-07-30
Updated:        2025-12-28
Ref:            https://rdap.arin.net/registry/entity/SLE-1


OrgRoutingHandle: CB2411-ARIN
OrgRoutingName:   Berns, Christine 
OrgRoutingPhone:  +1-312-269-3598 
OrgRoutingEmail:  christine.m.berns@sargentlundy.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/CB2411-ARIN

OrgAbuseHandle: CHOUI16-ARIN
OrgAbuseName:   Chouikh, Mohammed 
OrgAbusePhone:  +1-312-269-6379 
OrgAbuseEmail:  mohammed.chouikh@sargentlundy.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CHOUI16-ARIN

OrgDNSHandle: CHOUI16-ARIN
OrgDNSName:   Chouikh, Mohammed 
OrgDNSPhone:  +1-312-269-6379 
OrgDNSEmail:  mohammed.chouikh@sargentlundy.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/CHOUI16-ARIN

OrgAbuseHandle: CB2411-ARIN
OrgAbuseName:   Berns, Christine 
OrgAbusePhone:  +1-312-269-3598 
OrgAbuseEmail:  christine.m.berns@sargentlundy.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CB2411-ARIN

OrgDNSHandle: CB2411-ARIN
OrgDNSName:   Berns, Christine 
OrgDNSPhone:  +1-312-269-3598 
OrgDNSEmail:  christine.m.berns@sargentlundy.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/CB2411-ARIN

OrgTechHandle: CB2411-ARIN
OrgTechName:   Berns, Christine 
OrgTechPhone:  +1-312-269-3598 
OrgTechEmail:  christine.m.berns@sargentlundy.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CB2411-ARIN

OrgTechHandle: CHOUI16-ARIN
OrgTechName:   Chouikh, Mohammed 
OrgTechPhone:  +1-312-269-6379 
OrgTechEmail:  mohammed.chouikh@sargentlundy.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CHOUI16-ARIN

OrgRoutingHandle: CHOUI16-ARIN
OrgRoutingName:   Chouikh, Mohammed 
OrgRoutingPhone:  +1-312-269-6379 
OrgRoutingEmail:  mohammed.chouikh@sargentlundy.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/CHOUI16-ARIN