AS Number
AS201730
AS Name
DataSpring
Org Name
Cloud4com s.r.o.
Country
Czech
Registry

ripe

RegDate

Updated

2024-10-03T13:30:54Z

AS201730 Looking Glass
IPv4Prefixes

26

IPv6Prefixes

4

IPv4 NUMs

5,376

IPv6 NUMs(/64)

4,294,967,296

5,376 IPv4 Addresses
CIDR Description IP Num
37.221.88.0/24
ROA Signed and Valid IRR Valid
Aricoma Systems a.s. 256
37.221.88.0/22
ROA Signed and Valid IRR InValid
Cloud4com s.r.o. 1024
37.221.89.0/24
ROA Signed and Valid IRR Valid
Aricoma Systems a.s. 256
37.221.90.0/24
ROA Signed and Valid IRR Valid
Aricoma Systems a.s. 256
37.221.91.0/24
ROA Signed and Valid IRR Valid
Aricoma Systems a.s. 256
185.65.92.0/24
ROA Signed and Valid IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.65.92.0/22
IRR InValid
Cloud4com s.r.o. 1024
185.65.93.0/24
ROA Signed and Valid IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.65.94.0/24
ROA Signed and Valid IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.65.95.0/24
ROA Signed and Valid IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.78.100.0/24
ROA Signed and Valid IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.78.100.0/22
IRR InValid
Cloud4com s.r.o. 1024
185.78.101.0/24
IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.78.102.0/24
ROA Signed and Valid IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.78.103.0/24
ROA Signed and Valid IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.138.244.0/24
IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.138.244.0/22
ROA Signed and Valid IRR InValid
Cloud4com s.r.o. 1024
185.138.245.0/24
ROA Signed and Valid IRR Valid
DataSpring_CZ_Microsoft_Azure_Stack 256
185.138.246.0/24
IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.138.247.0/24
IRR Valid
Test-DC-ZSCALER 256
185.146.148.0/24
IRR Valid
DataSpring_CZ_DC-Prague_DC-Luzice 256
185.146.148.0/22
ROA Signed and Valid IRR InValid
Cloud4com s.r.o. 1024
185.146.149.0/24
IRR Valid
Cloud4com s.r.o. 256
185.146.150.0/24
IRR Valid
Cloud4com s.r.o. 256
185.146.151.0/24
ROA Signed and Valid IRR Valid
Cloud4com s.r.o. 256
194.169.252.0/24
ROA Signed and Valid IRR Valid
Cloud4com s.r.o. 256
CIDR Description IP NUMs(prefix /64)
2a03:1aa0::/36
ROA Signed and Valid IRR Valid
Cloud4com s.r.o. 268435456
2a03:1aa0::/32
ROA Signed and Valid IRR InValid
Cloud4com s.r.o. 4294967296
2a03:1aa0:4000::/36
ROA Signed and Valid IRR Valid
DataSpring_CZ_DC-Luzice_IPv6-01 268435456
2a03:1aa0:8000::/36
ROA Signed and Valid IRR Valid
DataSpring_CZ_DC-Prague_IPv6_01 268435456
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,360 12,884,967,424 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 115,712 352,458,113,024 IPv6 IPv6
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,328 4,294,967,296 IPv6 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 85,248 240,518,430,720 IPv6 IPv6
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 39,936 6,442,450,944 IPv6 IPv6
AS14840 BR.Digital Telecom, BR Brazil 72,192 14,010,417,152 IPv6 IPv6
AS22356 Durand do Brasil Ltda, BR Brazil 28,928 4,294,967,296 IPv6 IPv6
AS40994 Alwyzon - Hohl IT e.U., AT Austria 5,376 4,294,967,296 IPv6 IPv6
AS51184 FONIRA - Fonira Telekom GmbH, AT Austria 13,824 111,669,149,696 IPv6 IPv6
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 12,800 2,162,688 IPv4 IPv4 IPv6 IPv6
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 768 268,435,456 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 578,048 282,631,665,745,920 IPv4 IPv4 IPv6 IPv6
AS16019 VODAFONE-CZ-AS - Vodafone Czech Republic a.s., CZ Czech 1,210,368 326,417,580,032 IPv4 IPv4 IPv6 IPv6
AS199803 ComSource - ComSource s.r.o., CZ Czech 1,536 4,294,967,296 IPv6 IPv6
as-block:       AS200352 - AS203022
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:        2024-10-03T13:30:54Z
last-modified:  2024-10-03T13:30:54Z
source:         RIPE



aut-num:        AS201730
as-name:        DataSpring
org:            ORG-CS814-RIPE
remarks:        DataSpring CZ AS
remarks:        For routing please contact ripe-tech@dataspring.cz
remarks:        General policy for boundary filtering:
remarks:        AFI IPv4: accept 0.0.0.0/0 le 24
remarks:        AFI IPv6: accept ::/0 le 48
import:         from AS199803 accept ANY # Comsource
export:         to AS199803 announce AS-CZ-DS # Comsource
import:         from AS6881 accept ANY # NIX.CZ
import:         from AS6939 accept ANY # Hurricane Electric
import:         from AS47200 accept ANY # NIX.CZ route servers
export:         to AS6881 announce AS-CZ-DS # NIX.CZ
export:         to AS6939 announce AS-CZ-DS # Hurricane Electric
export:         to AS47200 announce AS-CZ-DS # NIX.CZ route servers
export:         to AS5610 announce AS-CZ-DS # O2-CZECH-REPUBLIC
import:         from AS5610 accept ANY # O2-CZECH-REPUBLIC
export:         to AS26415 announce AS-CZ-DS # VERISIGN-AS
import:         from AS26415 accept ANY # VERISIGN-AS
export:         to AS8075 announce AS-CZ-DS # Microsoft
import:         from AS8075 accept ANY # Microsoft
export:         to AS16509 announce AS-CZ-DS # Amazon
import:         from AS16509 accept ANY # Amazon
export:         to AS6855 announce AS-CZ-DS # TMCZ (SLOVAK TELEKOM)
import:         from AS6855 accept ANY # TMCZ (SLOVAK TELEKOM)
import:         from AS16019 accept ANY # Vodafone CZ
export:         to AS16019 announce AS-CZ-DS # Vodafone CZ
import:         from AS20804 accept ANY # EXATEL
export:         to AS20804 announce AS-CZ-DS # EXATEL
import:         from AS32787 accept ANY # Akamai_Prolexic
export:         to AS32787 announce AS-CZ-DS # Akamai_Prolexic
import:         from AS49544 accept ANY # i3D.net
export:         to AS49544 announce AS-CZ-DS # i3D.net
remarks:        CUSTOMERS
import:         from AS44424 accept AS44424 # MALL
export:         to AS44424 announce ANY # MALL
import:         from AS197376 accept AS197376 # TEST-TRANSIT-IPV6PROJECT.EU
export:         to AS197376 announce ANY # TEST-TRANSIT-IPV6PROJECT.EU
import:         from AS215582 accept AS215582 # IPV6PROJECT.EU
export:         to AS215582 announce ANY # IPV6PROJECT.EU
admin-c:        DASP-RIPE
admin-c:        SC26075-RIPE
tech-c:         DASP-RIPE
tech-c:         SC26075-RIPE
notify:         support@cloud4com.com
status:         ASSIGNED
notify:         ripe-notify@dataspring.cz
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CLOUD4COM-ROOT-MNT
mnt-by:         MNT-ICT
created:        2014-07-31T15:44:07Z
last-modified:  2024-03-13T09:56:22Z
source:         RIPE

organisation:   ORG-CS814-RIPE
org-name:       Cloud4com s.r.o.
country:        CZ
org-type:       LIR
address:        Skokanská 2117/1
address:        16900
address:        Praha 6
address:        CZECH REPUBLIC
phone:          +420602703259
e-mail:         tomas.knoll@cloud4com.com
admin-c:        SC26075-RIPE
tech-c:         SC26075-RIPE
abuse-c:        AR74237-RIPE
mnt-ref:        CLOUD4COM-ROOT-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         CLOUD4COM-ROOT-MNT
created:        2024-02-20T09:10:34Z
last-modified:  2024-11-26T09:08:42Z
source:         RIPE

role:           DataSpring Hostmaster for AS201730
address:        Vinohradska 1511/230, Prague 10, 100 00
address:        Czech Republic
e-mail:         info@dataspring.cz
nic-hdl:        DASP-RIPE
admin-c:        JK11817-RIPE
admin-c:        FB17552-RIPE
admin-c:        AS44385-RIPE
tech-c:         JK11817-RIPE
tech-c:         FB17552-RIPE
tech-c:         AS44385-RIPE
mnt-by:         MNT-ICT
created:        2016-02-15T14:35:38Z
last-modified:  2021-12-28T23:35:07Z
source:         RIPE

role:           Support C4C
address:        CZECH REPUBLIC
address:        Praha 10
address:        100 00
address:        Vinohradska 1511/230
phone:          +420602703259
e-mail:         support@cloud4com.com
nic-hdl:        SC26075-RIPE
mnt-by:         CLOUD4COM-ROOT-MNT
created:        2024-02-20T09:10:33Z
last-modified:  2024-02-20T09:10:34Z
source:         RIPE


role:           DataSpring Hostmaster for AS201730
address:        Vinohradska 1511/230, Prague 10, 100 00
address:        Czech Republic
e-mail:         info@dataspring.cz
nic-hdl:        DASP-RIPE
admin-c:        JK11817-RIPE
admin-c:        FB17552-RIPE
admin-c:        AS44385-RIPE
tech-c:         JK11817-RIPE
tech-c:         FB17552-RIPE
tech-c:         AS44385-RIPE
mnt-by:         MNT-ICT
created:        2016-02-15T14:35:38Z
last-modified:  2021-12-28T23:35:07Z
source:         RIPE

person:         Adam Schmid
address:        K Zizkovu 851/4, Praha 9, 190 00 Vysocany
phone:          +420773752425
nic-hdl:        AS44385-RIPE
mnt-by:         MNT-ICT
created:        2020-08-12T13:15:49Z
last-modified:  2020-08-12T13:15:49Z
source:         RIPE

person:         Filip Beran
address:        DataSpring s.r.o., K Zizkovu 851, 19000 Prague 9
phone:          +420603417556
nic-hdl:        FB17552-RIPE
mnt-by:         MNT-ICT
created:        2020-08-10T12:14:11Z
last-modified:  2020-08-10T12:14:11Z
source:         RIPE

person:         Jan Kalista
address:        Prague
e-mail:         jan.kalista@dataspring.cz
phone:          +420603402705
nic-hdl:        JK11817-RIPE
mnt-by:         MNT-ICT
created:        2017-02-02T12:40:05Z
last-modified:  2023-12-05T21:25:24Z
source:         RIPE