AS401999 Fairfax County NCR 🇺🇸 US

Announcing 4 prefixes, seen at the RIS collectors.

IPv4 prefixes

1,024 (4 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS401999
Name: Fairfax County NCR
Organisation: Fairfax County NCR
Country: 🇺🇸 US
RIR: ARIN
Allocated: 2025-09-19

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 4 no ROA (100.0%)

Whois

Fetched from whois.arin.net

ASNumber:       401999
ASName:         PUBLIC-SAFETY-NET-EXCG
ASHandle:       AS401999
RegDate:        2025-09-19
Updated:        2025-09-19
Ref:            https://rdap.arin.net/registry/autnum/401999

OrgName:        Fairfax County NCR
OrgId:          FCG-44
Address:        12000 Government Center Parkway
City:           Fairfax
StateProv:      VA
PostalCode:     22035
Country:        US
RegDate:        2014-04-17
Updated:        2025-09-17
Ref:            https://rdap.arin.net/registry/entity/FCG-44

OrgAbuseHandle: MDE20-ARIN
OrgAbuseName:   Dent, Michael
OrgAbusePhone:  +1-703-324-2767
OrgAbuseEmail:  Michael.Dent@fairfaxcounty.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MDE20-ARIN

OrgTechHandle: MKP8-ARIN
OrgTechName:   Palacios, Michael  K
OrgTechPhone:  +1-703-324-4505
OrgTechEmail:  mike.palacios@fairfaxcounty.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/MKP8-ARIN

OrgTechHandle: MRO315-ARIN
OrgTechName:   O'Brien, Mark Robert
OrgTechPhone:  +1-703-324-4228
OrgTechEmail:  mark.o'brien@fairfaxcounty.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/MRO315-ARIN

OrgTechHandle: BUSTA-ARIN
OrgTechName:   Bustamante, Francis
OrgTechPhone:  +1-703-324-4190
OrgTechEmail:  francis.bustamante@fairfaxcounty.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/BUSTA-ARIN