AS Number
AS59455
AS Name
CSG-AS
Org Name
Clearstream Technology ltd
Registry

ripe

RegDate

Updated

2024-09-03T13:31:09Z

AS59455 Looking Glass
IPv4Prefixes

8

IPv6Prefixes

2

IPv4 NUMs

5,888

IPv6 NUMs(/64)

34,359,803,904

5,888 IPv4 Addresses
CIDR Description IP Num
46.17.208.0/21
ROA Signed and Valid IRR Valid
Clearstream Technology ltd 2048
185.23.52.0/22
ROA Signed and Valid IRR Valid
Clearstream Technology ltd 1024
185.33.192.0/22
ROA Signed and Valid IRR Valid
Clearstream Technology ltd 1024
185.79.108.0/23
ROA Signed and Valid IRR Valid
DVS-DSL-Allocation 512
193.33.116.0/23
ROA Signed and Valid IRR Valid
DVS Soft Ltd 512
193.111.33.0/24
ROA Signed and Valid IRR Valid
DVS Soft Ltd 256
194.26.198.0/24
ROA Signed and Valid
VOXYONDER NETWORK SERVICES UK LTD 256
222.167.193.0/24
ROA Signed and Valid IRR InValid
Private Customer 256
CIDR Description IP NUMs(prefix /64)
2a04:2340::/29
ROA Signed and Valid IRR Valid
Clearstream Technology ltd 34359738368
2a13:9500:18a::/48
ROA Signed and Valid
Cardiff Web Development Ltd 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv6 IPv6
AS1267 ASN-WINDTRE - WIND TRE S.P.A., IT Italy 7,402,752 2,233,382,993,920 IPv4 IPv4
AS16347 INHERENT - ADISTA SAS, FR France 246,272 390,842,023,936 IPv4 IPv4 IPv6 IPv6
AS37100 SEACOM-AS - SEACOM Limited, MU Mauritius 1,072,896 12,884,901,888 IPv4 IPv4 IPv6 IPv6
AS37497 Network-Platforms - Network Platforms (PTY) LTD, ZA South Africa 6,400 4,294,967,296 IPv4 IPv4
AS48362 TKSWF-AS - Stadtwerke Feldkirch, AT Austria 7,936 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 43,264 4,294,967,296 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 456,704 282,627,370,713,088 IPv4 IPv4 IPv6 IPv6
AS7195 EDGEUNO S.A.S, CO Colombia 32,000 4,274,061,312 IPv4 IPv4 IPv6 IPv6
AS9050 RTD - Orange Romania S.A., RO Romania 1,488,128 4,294,967,296 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 123,136 77,422,723,074 IPv4 IPv4 IPv6 IPv6
AS13237 LAMBDANET-AS - euNetworks GmbH, DE Germany 570,368 107,374,182,400 IPv4 IPv4
AS24940 HETZNER-AS - Hetzner Online GmbH, DE Germany 3,174,400 77,309,476,864 IPv4 IPv4 IPv6 IPv6
AS30844 LIQUID-AS - Liquid Telecommunications Ltd, GB United Kingdom 370,176 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS33891 CORE-BACKBONE - Core-Backbone GmbH, DE Germany 0 0 IPv4 IPv4 IPv6 IPv6
AS61573 IP TELECOM, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 9,472 42,949,672,960 IPv4 IPv4 IPv6 IPv6
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7,168 68,719,476,736 IPv4 IPv4 IPv6 IPv6
AS999 CORIX-999 - CORIX NETWORKS, US United States 4,608 4,295,032,834 IPv4 IPv4
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 424,192 77,326,843,904 IPv4 IPv4 IPv6 IPv6
AS8801 ROCKETFIBRE - Rocket Fibre Ltd, GB United Kingdom 9,728 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS12552 GlobalConnect-AS12552 - GlobalConnect AB, SE Sweden 559,872 210,454,380,544 IPv4 IPv4
AS12779 ITGATE - IT.Gate S.p.A., IT Italy 46,848 42,949,804,032 IPv4 IPv4 IPv6 IPv6
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS64049 RJIPL-SG - Reliance Jio Infocomm Pte.Ltd, SG Singapore 2,048 0 IPv6 IPv6
AS58511 ANYCAST-GLOBAL-BACKBONE - Anycast Holdings Pty Ltd, AU Australia 22,528 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS61568 ALOO TELECOM - FSF TECNOLOGIA SA, BR Brazil 12,544 4,294,967,296 IPv4 IPv4
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 2,560 268,501,000 IPv4 IPv4 IPv6 IPv6
AS25091 IP-Max - IP-Max SA, CH Switzerland 14,848 68,719,607,808 IPv4 IPv4 IPv6 IPv6
AS29075 IELO - IELO-LIAZO SERVICES SAS, FR France 31,744 107,374,182,400 IPv4 IPv4 IPv6 IPv6
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 42,496 17,179,869,184 IPv4 IPv4
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 14,592 4,296,146,944 IPv4 IPv4
AS4455 BSO - IX Reach Ltd, GB United Kingdom 64,256 12,884,967,424 IPv4 IPv4
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2,155,520 68,719,476,736 IPv4 IPv4 IPv6 IPv6
AS14537 CL-1379-14537 - Continent 8 LLC, US United States 65,536 12,884,901,888 IPv4 IPv4 IPv6 IPv6
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53,248 13,153,337,344 IPv4 IPv4 IPv6 IPv6
AS52075 WIFIRST - Wifirst S.A.S., FR France 132,352 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS1031 PEER1-1031 - PEER 1031 LLC, US United States 256 4,294,967,298 IPv4 IPv4
AS3741 NTT-DATA-Inc - Dimension Data, ZA South Africa 2,964,992 137,439,084,544 IPv4 IPv4
AS34177 CELESTE-AS - Celeste SAS, FR France 226,816 98,784,247,808 IPv4 IPv4 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4,096 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 3,072 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS5713 SAIX-NET - Telkom SA Ltd., ZA South Africa 2,245,376 17,592,186,109,952 IPv4 IPv4 IPv6 IPv6
AS35280 F5 - F5 Networks SARL, FR France 55,296 81,604,378,624 IPv4 IPv4 IPv6 IPv6
AS53062 GGNET TELECOMUNICACOES LTDA, BR Brazil 28,160 17,196,711,936 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS200581 TFWFIBRE-ASN - TfW Fibre Ltd, GB United Kingdom 256 34,359,738,368 IPv4 IPv4 IPv6 IPv6
as-block:       AS59392 - AS60437
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:        2024-09-03T13:31:09Z
last-modified:  2024-09-03T13:31:09Z
source:         RIPE



aut-num:        AS59455
as-name:        CSG-AS
org:            ORG-CTl25-RIPE
remarks:        Transit: Rocket Ribre
import:         from AS8801 accept ANY
export:         to AS8801 announce AS-CSG
remarks:        Transit: Arelion
import:         from AS1299 accept ANY
export:         to AS1299 announce AS-CSG
remarks:        Peer: AKAMAI
import:         from AS20940 accept ANY
export:         to AS20940 announce AS-CSG
remarks:        Peer: OVH
import:         from AS16276 accept AS-OVH
export:         to AS16276 announce AS-CSG
admin-c:        CSG-RIPE
tech-c:         CSG-RIPE
status:         ASSIGNED
mnt-by:         CSG-MNT
mnt-by:         RIPE-NCC-END-MNT
created:        2012-07-16T06:34:35Z
last-modified:  2026-02-04T14:56:34Z
source:         RIPE

organisation:   ORG-CTl25-RIPE
org-name:       Clearstream Technology ltd
country:        GB
reg-nr:         05685709
org-type:       LIR
address:        Clearstream Operation Centre,
                Station Road
address:        CF38 1AF
address:        Church Village
address:        UNITED KINGDOM
phone:          +441443800240
fax-no:         +441443813563
e-mail:         [email protected]
admin-c:        CSG-RIPE
tech-c:         CSG-RIPE
abuse-c:        CSG-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        CSG-MNT
notify:         [email protected]
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         CSG-MNT
created:        2010-10-08T09:38:10Z
last-modified:  2026-05-13T07:33:20Z
source:         RIPE

role:           Clearstream NOC
address:        Clearstream
e-mail:         [email protected]
abuse-mailbox:  [email protected]
nic-hdl:        CSG-RIPE
admin-c:        GP9788-RIPE
admin-c:        WEBB-RIPE
tech-c:         GP9788-RIPE
tech-c:         WEBB-RIPE
mnt-by:         CSG-MNT
created:        2014-05-08T12:02:22Z
last-modified:  2026-02-20T16:46:17Z
source:         RIPE