AS Name
AS-CONCENTRIC
Org Name
MCI Communications Services, Inc. d/b/a Verizon Business
Registry Region
United States
Looking Glass
IPv4Prefixes

3

IPv6Prefixes

0

IPv4 NUMs

10,240

IPv6 NUMs(/64)

0

10,240 IPv4 Addresses
CIDR Description IP Num
206.251.128.0/20 MCI Communications Services, Inc. d/b/a Verizon Business 4096
206.251.144.0/20 MCI Communications Services, Inc. d/b/a Verizon Business 4096
207.155.248.0/21 Concentric 2048
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2828 XO-AS15 - MCI Communications Services, Inc. d/b/a Verizon Business, US United States 6,769,152 4,295,032,832 IPv4 IPv4
IP Address Domain NUMs Domains
206.251.129.189 1 smtp-in.frontieranalytics.com
206.251.130.165 2 nextlink.com
ASNumber:       4908
ASName:         AS-CONCENTRIC
ASHandle:       AS4908
RegDate:        2001-12-19
Updated:        2017-08-29    
Ref:            https://rdap.arin.net/registry/autnum/4908



OrgName:        MCI Communications Services, Inc. d/b/a Verizon Business
OrgId:          MCICS
Address:        22001 Loudoun County Pkwy
City:           Ashburn
StateProv:      VA
PostalCode:     20147
Country:        US
RegDate:        2006-05-30
Updated:        2019-10-16
Ref:            https://rdap.arin.net/registry/entity/MCICS


OrgTechHandle: SWIPP9-ARIN
OrgTechName:   SWIPPER
OrgTechPhone:  +1-800-900-0241 
OrgTechEmail:  [email protected]rizon.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SWIPP9-ARIN

OrgAbuseHandle: ABUSE5603-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-800-900-0241 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5603-ARIN

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

OrgTechHandle: BROCK287-ARIN
OrgTechName:   Brockdorff, Brant 
OrgTechPhone:  +1-800-900-0241 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/BROCK287-ARIN

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