AS13821 AllianceBernstein L.P. 🇺🇸 US

Announcing 17 prefixes, seen at the RIS collectors.

IPv4 prefixes
17
4,608 (18 × /24)
IPv6 prefixes
0
-
Upstreams
14
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
AS13821
Name
AllianceBernstein L.P.
Organisation
AllianceBernstein L.P.
Country
🇺🇸 US
RIR
ARIN
Allocated
1999-08-23

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

15 valid (88.2%) 0 invalid (0.0%) 2 no ROA (11.8%)

Announced prefixes

17 in total

Prefix RPKI Peers Sample path First seen
103.216.134.0/24 v4 no ROA 41 38001482613821 2026-09-18
165.101.85.0/24 v4 RPKI valid 41 34549291413821 2026-09-18
206.218.206.0/24 v4 RPKI valid 41 34549646113821 2026-09-18
206.218.207.0/24 v4 RPKI valid 41 34549646113821 2026-09-18
206.218.209.0/24 v4 RPKI valid 41 34549646113821 2026-09-18
206.218.213.0/24 v4 RPKI valid 43 2448261285400413821 2026-09-18
206.218.214.0/24 v4 RPKI valid 42 345491746283313821 2026-09-18
206.218.215.0/24 v4 RPKI valid 43 2448261285400413821 2026-09-18
206.218.223.0/24 v4 RPKI valid 43 2448261285400413821 2026-09-18
206.218.229.0/24 v4 no ROA 42 34549646113821 2026-09-18
206.218.232.0/24 v4 RPKI valid 43 37721335613821 2026-09-18
206.218.234.0/24 v4 RPKI valid 43 34549646113821 2026-09-18
206.218.235.0/24 v4 RPKI valid 42 34549646113821 2026-09-18
206.218.240.0/24 v4 RPKI valid 42 377213257747413821 2026-09-18
206.218.246.0/23 v4 RPKI valid 40 244823608613821 2026-09-18
206.218.248.0/24 v4 RPKI valid 41 17639930413821 2026-09-18
206.218.249.0/24 v4 RPKI valid 41 17639930413821 2026-09-18