206208 looking glass

AS4224 The Calyx Institute 🇺🇸 US

Announcing 3 prefixes, seen at the RIS collectors.

IPv4 prefixes
2
512 (2 × /24)
IPv6 prefixes
1
1 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS4224
Name
The Calyx Institute
Organisation
Calyx Institute
Country
🇺🇸 US
RIR
ARIN
Allocated
1995-01-09
Network type
Educational/Research
Traffic levels
10-20Gbps
Scope
Global
Peering policy
Open
Website
https://calyxinstitute.org
PeeringDB
net/4594
Exchanges
1

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

1 valid (33.3%) 0 invalid (0.0%) 2 no ROA (66.7%)

Whois

Fetched from whois.arin.net

ASNumber:       4224
ASName:         CALYX-AS
ASHandle:       AS4224
RegDate:        1995-01-09
Updated:        2015-09-10
Ref:            https://rdap.arin.net/registry/autnum/4224

OrgName:        The Calyx Institute
OrgId:          THECA-92
Address:        254 36th Street
Address:        Suite C660 / Unit 48
City:           Brooklyn
StateProv:      NY
PostalCode:     11232
Country:        US
RegDate:        2010-09-10
Updated:        2025-07-11
Ref:            https://rdap.arin.net/registry/entity/THECA-92

OrgAbuseHandle: ARD6-ARIN
OrgAbuseName:   Abuse Remediation Department
OrgAbusePhone:  +1-212-966-1900
OrgAbuseEmail:  abuse@calyxinstitute.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ARD6-ARIN

OrgTechHandle: TECHN1973-ARIN
OrgTechName:   Technical
OrgTechPhone:  +1-347-383-3064
OrgTechEmail:  noc@calyxnetworks.org
OrgTechRef:    https://rdap.arin.net/registry/entity/TECHN1973-ARIN