AS204055 - CentralNic-Anycast-H - CentralNic Ltd, GB

AS Number
AS204055
AS Name
CentralNic-Anycast-H
Org Name
CentralNic Ltd
Country / Region
United Kingdom
Registry

ripe

RegDate

Updated

2026-03-05T15:29:31Z

AS204055 Looking Glass
IPv4Prefixes

1

IPv6Prefixes

1

IPv4 NUMs

256

IPv6 NUMs(/64)

65,536

CIDR Description IP Num
212.18.251.0/24
IRR Valid
CentralNic Ltd 256
CIDR Description IP NUMs(prefix /64)
2a04:2b00:14bb::/48
IRR Valid
CentralNic Ltd 65536
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS60890 CENTRALNIC-ANYCAST-B - CentralNic Ltd, GB United Kingdom 256 65,536 IPv4 IPv4 IPv6 IPv6

Whois Record

as-block AS203940 - AS205662

as-block
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
2026-03-05T15:29:31Z
last-modified
2026-03-05T15:29:31Z
source
RIPE

aut-num AS204055

aut-num
as-name
CentralNic-Anycast-H
org
ORG-CL213-RIPE
import
from AS60890 accept ANY
from AS199330 accept ANY
FROM AS36236 ACCEPT ANY
FROM AS174 ACCEPT ANY
FROM AS13335 ACCEPT ANY
export
to AS60890 announce AS204055
to AS199330 announce AS204055
TO AS36236 ANNOUNCE AS-CNIC-Anycast-HJK
TO AS174 ANNOUNCE AS-CNIC-Anycast-HJK
TO AS13335 ANNOUNCE AS204055
remarks
---------------------------------------------------------
NetActuate
-
---------------------------------------------------------
Cogent
-
---------------------------------------------------------
CloudFlare
-
---------------------------------------------------------
admin-c
CNO4-RIPE
tech-c
CNO4-RIPE
notify
status
ASSIGNED
mnt-by
RIPE-NCC-END-MNT
CENTRALNIC-MNT
created
2015-09-07T11:47:17Z
last-modified
2021-05-12T16:27:02Z
source
RIPE

organisation ORG-CL213-RIPE

organisation
ORG-CL213-RIPE
org-name
CentralNic Ltd
country
GB
reg-nr
04985780
org-type
LIR
address
4th Floor, Saddlers House, 44 Gutter Lane
EC2V 6BR
London
UNITED KINGDOM
phone
+442033880600
fax-no
+442033880601
e-mail
mnt-ref
CENTRALNIC-MNT
RIPE-NCC-HM-MNT
mnt-by
RIPE-NCC-HM-MNT
CENTRALNIC-MNT
abuse-c
AT10393-RIPE
created
2013-04-03T09:52:52Z
last-modified
2026-05-13T07:34:49Z
source
RIPE

role CentralNic Network Operations

role
CentralNic Network Operations
address
CentralNic Ltd
4th Floor, Saddlers House
44 Gutter Lane
London
EC2V 6BR
United Kingdom
e-mail
org
ORG-CL213-RIPE
notify
admin-c
DNS53
KA4521-RIPE
JH30387-RIPE
nic-hdl
CNO4-RIPE
mnt-by
CENTRALNIC-MNT
created
2013-04-08T09:10:27Z
last-modified
2026-06-18T08:20:35Z
source
RIPE
 

as-block:       AS203940 - AS205662
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:        2026-03-05T15:29:31Z
last-modified:  2026-03-05T15:29:31Z
source:         RIPE



aut-num:        AS204055
as-name:        CentralNic-Anycast-H
org:            ORG-CL213-RIPE
import:         from AS60890 accept ANY
export:         to AS60890 announce AS204055
import:         from AS199330 accept ANY
export:         to AS199330 announce AS204055
remarks:        ---------------------------------------------------------
remarks:        NetActuate
remarks:        -
import:         FROM AS36236 ACCEPT ANY
export:         TO AS36236 ANNOUNCE AS-CNIC-Anycast-HJK
remarks:        ---------------------------------------------------------
remarks:        Cogent
remarks:        -
import:         FROM AS174 ACCEPT ANY
export:         TO AS174 ANNOUNCE AS-CNIC-Anycast-HJK
remarks:        ---------------------------------------------------------
remarks:        CloudFlare
remarks:        -
import:         FROM AS13335 ACCEPT ANY
export:         TO AS13335 ANNOUNCE AS204055
remarks:        ---------------------------------------------------------
admin-c:        CNO4-RIPE
tech-c:         CNO4-RIPE
notify:         [email protected]
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CENTRALNIC-MNT
created:        2015-09-07T11:47:17Z
last-modified:  2021-05-12T16:27:02Z
source:         RIPE

organisation:   ORG-CL213-RIPE
org-name:       CentralNic Ltd
country:        GB
reg-nr:         04985780
org-type:       LIR
address:        4th Floor, Saddlers House, 44 Gutter Lane
address:        EC2V 6BR
address:        London
address:        UNITED KINGDOM
phone:          +442033880600
fax-no:         +442033880601
e-mail:         [email protected]
mnt-ref:        CENTRALNIC-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         CENTRALNIC-MNT
abuse-c:        AT10393-RIPE
created:        2013-04-03T09:52:52Z
last-modified:  2026-05-13T07:34:49Z
source:         RIPE

role:           CentralNic Network Operations
address:        CentralNic Ltd
address:        4th Floor, Saddlers House
address:        44 Gutter Lane
address:        London
address:        EC2V 6BR
address:        United Kingdom
e-mail:         [email protected]
org:            ORG-CL213-RIPE
notify:         [email protected]
admin-c:        DNS53
admin-c:        KA4521-RIPE
admin-c:        JH30387-RIPE
nic-hdl:        CNO4-RIPE
mnt-by:         CENTRALNIC-MNT
created:        2013-04-08T09:10:27Z
last-modified:  2026-06-18T08:20:35Z
source:         RIPE