166.40.172.0/23

Announcing ASNs

Country	ASN	Name	Description
	AS3372	MCI-ASN	MCI

166.40.172.0/23 Summary

Prefix:

166.40.172.0/23

Name:

MCI-NETCS3

Description:

MCI Telecommunications

Country:

IP Addresses:

512

Regional Registry:

ARIN

Allocation Status:

Allocated

Allocation Date:

9^th December 1996

Parent Prefix:

166.40.0.0/16

Contacts

Summary

Country	Prefix	Name	Description	ASN
	166.32.0.0/12	NET166	Various Registries (Maintained by ARIN)	AS3371

# start

NetRange:       166.32.0.0 - 166.40.255.255
CIDR:           166.40.0.0/16, 166.32.0.0/13
NetName:        MCI-NETCS3
NetHandle:      NET-166-32-0-0-1
Parent:         NET166 (NET-166-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   MCI Telecommunications (MCITEL-1)
RegDate:        1996-12-09
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/166.32.0.0


OrgName:        MCI Telecommunications
OrgId:          MCITEL-1
Address:        22001 Loudoun County Parkway
City:           Ashburn
StateProv:      VA
PostalCode:     20147
Country:        US
RegDate:        
Updated:        2009-12-07
Ref:            https://rdap.arin.net/registry/entity/MCITEL-1


OrgTechHandle: SWIPP-ARIN
OrgTechName:   swipper
OrgTechPhone:  +1-800-900-0241 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/SWIPP-ARIN

OrgNOCHandle: OA12-ARIN
OrgNOCName:   UUnet Technologies, Inc., Technologies 
OrgNOCPhone:  +1-800-900-0241 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/OA12-ARIN

OrgAbuseHandle: ABUSE3-ARIN
OrgAbuseName:   abuse
OrgAbusePhone:  +1-800-900-0241 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE3-ARIN


RTechHandle: JA1155-ARIN
RTechName:   Corporation, MCI Telecommunications
RTechPhone:  +1-972-822-2023 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/JA1155-ARIN