206208 looking glass

AS19905 Arbor Cloud 🇺🇸 US

Announcing 168 prefixes, seen at the RIS collectors.

IPv4 prefixes
141
38,656 (151 × /24)
IPv6 prefixes
27
27 × /48
Upstreams
6
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
36
transit customers observed
Customer cone
65
ASes reachable through it

Registry and operator data

AS number
AS19905
Name
Arbor Cloud
Organisation
UltraDDoS Protect
Country
🇺🇸 US
RIR
ARIN
Allocated
2007-08-24
Network type
NSP
Traffic levels
5-10Tbps
Scope
Global
Peering policy
Selective
IRR as-set
RADB::AS-UDOS
Website
https://www.neustarsecurityservices.com
PeeringDB
net/29099
Facilities
15

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

53 valid (31.5%) 0 invalid (0.0%) 115 no ROA (68.5%)

Whois

Fetched from whois.arin.net

ASNumber:       19905
ASName:         ARBORCLOUD
ASHandle:       AS19905
RegDate:        2007-08-24
Updated:        2026-07-20
Ref:            https://rdap.arin.net/registry/autnum/19905

OrgName:        Arbor Cloud
OrgId:          NS-807
Address:        310 Littleton Rd.
City:           Westford
StateProv:      MA
PostalCode:     01886
Country:        US
RegDate:        2026-06-08
Updated:        2026-08-12
Ref:            https://rdap.arin.net/registry/entity/NS-807

OrgTechHandle: ACA199-ARIN
OrgTechName:   Arbor Cloud Administrator
OrgTechPhone:  +1-734-794-5031
OrgTechEmail:  arin-arborc@netscout.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ACA199-ARIN

OrgAbuseHandle: ACA199-ARIN
OrgAbuseName:   Arbor Cloud Administrator
OrgAbusePhone:  +1-734-794-5031
OrgAbuseEmail:  arin-arborc@netscout.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ACA199-ARIN