AS54439 - MCGM-FIBERNET3 - Montgomery County Government, Maryland, US

United States
AS Number
AS54439
AS Name
MCGM-FIBERNET3
Org Name
Montgomery County Government, Maryland
Country
United States
Registry

arin

RegDate

2006-10-12

Updated

2025-10-07

AS54439 Looking Glass
IPv4Prefixes

9

IPv6Prefixes

0

IPv4 NUMs

2,304

IPv6 NUMs(/64)

0

2,304 IPv4 Addresses
CIDR Description IP Num
192.26.21.0/24 Montgomery County Government, Maryland 256
192.41.166.0/24 Montgomery County Government, Maryland 256
192.41.167.0/24 Montgomery County Government, Maryland 256
192.41.168.0/24 Montgomery County Government, Maryland 256
192.41.169.0/24 Montgomery County Government, Maryland 256
208.76.112.0/24 Montgomery County Government, Maryland 256
208.76.114.0/24 Montgomery County Government, Maryland 256
208.76.117.0/24 Montgomery County Government, Maryland 256
208.76.119.0/24 Housing Opportunities Commission of Montgomery County 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS40468 MONTGOMERYCOUNTYMDGOV - Montgomery County Government, Maryland, US United States 3,072 0 IPv4 IPv4 
ASNumber:       54439
ASName:         MCGM-FIBERNET3
ASHandle:       AS54439
RegDate:        2020-12-31
Updated:        2021-03-08    
Ref:            https://rdap.arin.net/registry/autnum/54439


OrgName:        Montgomery County Government, Maryland
OrgId:          MCGM
Address:        100 Maryland Ave.
Address:        Suite 300
City:           Rockville
StateProv:      MD
PostalCode:     20850
Country:        US
RegDate:        2006-10-12
Updated:        2025-10-07
Ref:            https://rdap.arin.net/registry/entity/MCGM


OrgNOCHandle: MDG40-ARIN
OrgNOCName:   Gardner, Mark Daniel
OrgNOCPhone:  +1-240-773-8116 
OrgNOCEmail:  mark.gardner@montgomerycountymd.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/MDG40-ARIN

OrgAbuseHandle: RGS11-ARIN
OrgAbuseName:   Shields, Robert Gene
OrgAbusePhone:  +1-703-283-3884 
OrgAbuseEmail:  rob@shieldnet.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RGS11-ARIN

OrgAbuseHandle: WEBST183-ARIN
OrgAbuseName:   Webster, Joe 
OrgAbusePhone:  +1-240-773-8133 
OrgAbuseEmail:  joseph.webster@montgomerycountymd.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/WEBST183-ARIN

OrgTechHandle: RMN9-ARIN
OrgTechName:   Nussey, Roderick MacIntyre
OrgTechPhone:  +1-240-777-2110 
OrgTechEmail:  rod.nussey@montgomerycountymd.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/RMN9-ARIN

OrgDNSHandle: MDG40-ARIN
OrgDNSName:   Gardner, Mark Daniel
OrgDNSPhone:  +1-240-773-8116 
OrgDNSEmail:  mark.gardner@montgomerycountymd.gov
OrgDNSRef:    https://rdap.arin.net/registry/entity/MDG40-ARIN

OrgRoutingHandle: RGS11-ARIN
OrgRoutingName:   Shields, Robert Gene
OrgRoutingPhone:  +1-703-283-3884 
OrgRoutingEmail:  rob@shieldnet.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/RGS11-ARIN

OrgDNSHandle: RGS11-ARIN
OrgDNSName:   Shields, Robert Gene
OrgDNSPhone:  +1-703-283-3884 
OrgDNSEmail:  rob@shieldnet.net
OrgDNSRef:    https://rdap.arin.net/registry/entity/RGS11-ARIN

OrgTechHandle: RGS11-ARIN
OrgTechName:   Shields, Robert Gene
OrgTechPhone:  +1-703-283-3884 
OrgTechEmail:  rob@shieldnet.net
OrgTechRef:    https://rdap.arin.net/registry/entity/RGS11-ARIN