AS31821 Riverdale Country School 🇺🇸 US

Announcing 1 prefixes, seen at the RIS collectors.

IPv4 prefixes

256 (1 × /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: AS31821
Name: Riverdale Country School
Organisation: Riverdale Country School
Country: 🇺🇸 US
RIR: ARIN
Allocated: 2004-01-02

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 1 no ROA (100.0%)

Whois

Fetched from whois.arin.net

ASNumber:       31821
ASName:         AS-RCS
ASHandle:       AS31821
RegDate:        2004-01-02
Updated:        2012-02-24
Ref:            https://rdap.arin.net/registry/autnum/31821

OrgName:        Riverdale Country School
OrgId:          RCS-6
Address:        5250 Fieldston Road
City:           Bronx
StateProv:      NY
PostalCode:     10471
Country:        US
RegDate:        1993-02-24
Updated:        2026-07-16
Ref:            https://rdap.arin.net/registry/entity/RCS-6

OrgNOCHandle: KINGJ18-ARIN
OrgNOCName:   King, Jonathan
OrgNOCPhone:  +1-718-549-8810
OrgNOCEmail:  jking@riverdale.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/KINGJ18-ARIN

OrgAbuseHandle: KINGJ18-ARIN
OrgAbuseName:   King, Jonathan
OrgAbusePhone:  +1-718-549-8810
OrgAbuseEmail:  jking@riverdale.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KINGJ18-ARIN

OrgTechHandle: KINGJ18-ARIN
OrgTechName:   King, Jonathan
OrgTechPhone:  +1-718-549-8810
OrgTechEmail:  jking@riverdale.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/KINGJ18-ARIN