ASN Lookup Tool

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% Information related to 'AS47870 - AS49384'

as-block:       AS47870 - AS49384
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:        2025-07-09T08:51:07Z
last-modified:  2025-07-09T08:51:07Z
source:         RIPE

% Information related to 'AS48553'

% Abuse contact for 'AS48553' is 'abuse@bt.com'

aut-num:        AS48553
as-name:        MARKETAXESS
org:            ORG-MEL6-RIPE
import:         from AS2856 accept ANY
import:         from AS3549 accept ANY
import:         from AS8220 accept ANY
export:         to AS2856 announce AS48553
export:         to AS3549 announce AS48553
export:         to AS8220 announce AS48553
sponsoring-org: ORG-ISMA1-RIPE
admin-c:        NEMH-ARIN
tech-c:         JC237-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MARKETAXESS-MNT
mnt-by:         NEMH-ARIN
created:        2008-12-10T09:56:48Z
last-modified:  2023-03-22T09:02:29Z
source:         RIPE # Filtered

organisation:   ORG-MEL6-RIPE
org-name:       Marketaxess Europe Ltd
country:        GB
org-type:       OTHER
address:        71 Fenchurch Street
address:        London
address:        EC3M 4BS
address:        GB
phone:          +44 207 709 3211
abuse-c:        AR24882-RIPE
admin-c:        JC237-RIPE
tech-c:         JC237-RIPE
mnt-ref:        MARKETAXESS-MNT
mnt-by:         BTNET-MNT
created:        2008-10-24T17:26:11Z
last-modified:  2022-12-01T16:36:59Z
source:         RIPE # Filtered

person:         Jesus Calero
address:        71 Fenchurch St
address:        London EC3M 4BS
address:        England
phone:          +44 207 709 3211
fax-no:         +44 207 709 3101
mnt-by:         SPRINTLINK-MNT
nic-hdl:        JC237-RIPE
created:        2001-11-27T20:46:40Z
last-modified:  2001-11-27T20:46:40Z
source:         RIPE # Filtered

person:         Network Engineering - MarketAxess Holdings inc
address:        55 Hudson Yards, 15th Floor. New York, NY 10001
phone:          +12128136111
nic-hdl:        NEMH-ARIN
mnt-by:         NEMH-ARIN
created:        2014-06-23T15:02:59Z
last-modified:  2022-10-31T15:30:13Z
source:         RIPE # Filtered

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