AS44480 Brevan Howard Asset Management LLP 🇬🇧 GB

Announcing 2 prefixes, seen at the RIS collectors.

IPv4 prefixes

512 (2 × /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: AS44480
Name: Brevan Howard Asset Management LLP
Organisation: Brevan Howard Asset Management LLP
Country: 🇬🇧 GB
RIR: RIPENCC
Allocated: 2008-01-25

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

1 valid (50.0%) 0 invalid (0.0%) 1 no ROA (50.0%)

Whois

Fetched from whois.ripe.net

as-block:       AS44170 - AS44569
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2025-01-27T15:33:09Z
last-modified:  2025-01-27T15:33:09Z
source:         RIPE

aut-num:        AS44480
as-name:        Brevan-Howard-AS
org:            ORG-BHAM1-RIPE
import:         from AS8220 accept ANY
import:         from AS15533 accept ANY
export:         to AS8220 announce AS44480
export:         to AS15533  announce AS44480
admin-c:        PW1780-RIPE
tech-c:         PW1780-RIPE
status:         ASSIGNED
mnt-by:         COLT-UK
mnt-by:         RIPE-NCC-END-MNT
created:        2008-01-25T10:47:21Z
last-modified:  2018-09-04T10:29:54Z
source:         RIPE # Filtered
sponsoring-org: ORG-CI9-RIPE

organisation:   ORG-BHAM1-RIPE
org-name:       Brevan Howard Asset Management LLP
country:        GB
reg-nr:         OC302636
org-type:       OTHER
address:        55 Baker St, London, W1U 8EW
abuse-c:        AR28637-RIPE
mnt-ref:        COLT-UK
mnt-by:         COLT-UK
created:        2008-01-14T10:43:22Z
last-modified:  2026-05-13T06:00:57Z
source:         RIPE # Filtered

person:         Paul Williamson
address:        Brevan Howard
                2nd Floor,
                Almack House,
                28 King Street,
                St. James
                London SW1 6XA
phone:          +44 79 1719 2470
nic-hdl:        PW1780-RIPE
mnt-by:         CWS-RIPE-MNT
mnt-by:         SGNS-MNT
created:        2007-07-25T15:26:54Z
last-modified:  2007-07-25T15:26:54Z
source:         RIPE # Filtered