AS Number
AS199803
AS Name
ComSource
Org Name
ComSource s.r.o.
Country
Czech
Registry

ripe

RegDate

Updated

2025-11-24T15:16:53Z

AS199803 Looking Glass
IPv4Prefixes

2

IPv6Prefixes

1

IPv4 NUMs

1,536

IPv6 NUMs(/64)

4,294,967,296

1,536 IPv4 Addresses
CIDR Description IP Num
185.45.200.0/22
ROA Signed and Valid IRR Valid
ComSource s.r.o. 1024
185.138.108.0/23
ROA Signed and Valid IRR Valid
ComSource-Service 512
CIDR Description IP NUMs(prefix /64)
2a01:7fe0::/32
ROA Signed and Valid IRR Valid
ComSource s.r.o. 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 2,816 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,360 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 768 268,435,456 IPv4 IPv4
AS22356 Durand do Brasil Ltda, BR Brazil 28,928 4,294,967,296 IPv4 IPv4
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 43,520 17,179,869,184 IPv4 IPv4
AS263444 Open X Tecnologia Ltda, BR Brazil 2,304 1,879,048,192 IPv4 IPv4
AS51184 FONIRA - Fonira Telekom GmbH, AT Austria 13,824 111,669,149,696 IPv4 IPv4 IPv6 IPv6
AS53062 ALT | GRUPO BRASIL TECPAR, BR Brazil 27,136 4,504,699,155,841,024 IPv4 IPv4
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 394,496 77,326,843,904 IPv4 IPv4 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 84,992 240,518,430,720 IPv4 IPv4 IPv6 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28,948,864 81,626,857,472 IPv4 IPv4 IPv6 IPv6
AS7713 telkomnet-as-ap - Telekomunikasi Indonesia (PT), ID Indonesia 4,280,064 12,885,032,960 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 12,800 2,162,688 IPv4 IPv4 IPv6 IPv6
AS40994 Alwyzon - Hohl IT e.U., AT Austria 5,376 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 115,712 352,458,178,560 IPv4 IPv4 IPv6 IPv6
AS4455 BSO - IX Reach Ltd, GB United Kingdom 64,000 9,680,650,240 IPv4 IPv4
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 40,192 6,442,450,944 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 580,864 282,631,665,680,384 IPv4 IPv4 IPv6 IPv6
AS14840 BR.Digital Telecom, BR Brazil 71,168 14,010,286,080 IPv4 IPv4
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,328 4,294,967,296 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS25234 ACTIVE24-AS - ACTIVE 24, s.r.o., CZ Czech 7,680 8,590,000,128 IPv4 IPv4 IPv6 IPv6
AS39790 WEB4U - Web4U s.r.o., CZ Czech 5,120 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS206142 InternetTV - Internet TV, Inc., US United States 512 0 IPv4 IPv4
AS201730 DataSpring - Cloud4com s.r.o., CZ Czech 5,376 4,294,967,296 IPv6 IPv6
AS8778 SLOVANET - Slovanet a.s., SK Slovakia 17,920 38,654,705,664 IPv4 IPv4
AS29405 VNET-AS - VNET a.s., SK Slovakia 36,096 85,899,411,456 IPv4 IPv4
AS35236 AS35236 - UVT Internet s.r.o., CZ Czech 10,496 55,834,705,920 IPv4 IPv4
AS35592 COOLHOUSING-AS - Coolhousing s.r.o., CZ Czech 13,568 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS51013 WEBSUPPORT-SRO-SK-AS - WebSupport s.r.o., SK Slovakia 9,472 4,295,098,368 IPv4 IPv4
AS205233 AS_KBCGROUP_CSOBCZ - KBC GLOBAL SERVICES NV, BE Belgium 2,048 0 IPv4 IPv4
AS206591 ALZACZ-AS - Alza.cz a.s., CZ Czech 256 0 IPv4 IPv4
as-block:       AS199178 - AS200350
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:        2025-11-24T15:16:53Z
last-modified:  2025-11-24T15:16:53Z
source:         RIPE



aut-num:        AS199803
as-name:        ComSource
org:            ORG-CS265-RIPE
import:         from AS-NIXCZ-CLIENTS accept AS-NIXCZ-CLIENTS
import:         from AS-NIXSK-RSCLIENTS accept AS-NIXSK-RSCLIENTS
import:         from AS33891 accept ANY
import:         from AS3257 accept ANY
import:         from AS197284 accept ANY
import:         from AS201730 accept AS-CZ-DS
import:         from AS25234 accept ANY
import:         from AS51013 accept ANY
import:         from AS35236 accept ANY
import:         from AS50825 accept ANY
import:         from AS35592 accept ANY
import:         from AS206142 accept ANY
import:         from AS1299 accept ANY
import:         from AS205233 accept ANY
export:         to AS-NIXCZ-CLIENTS announce AS-COMSOURCE
export:         to AS-NIXSK-RSCLIENTS announce AS-COMSOURCE
export:         to AS33891 announce AS-COMSOURCE
export:         to AS3257 announce AS-COMSOURCE
export:         to AS197284 announce AS-COMSOURCE
export:         to AS201730 announce AS-COMSOURCE
export:         to AS25234 announce AS-COMSOURCE
export:         to AS35236 announce AS-COMSOURCE
export:         to AS50825 announce AS-COMSOURCE
export:         to AS35592 announce AS-COMSOURCE
export:         to AS206142 announce AS-COMSOURCE
export:         to AS1299 announce AS-COMSOURCE
export:         to AS51013 announce AS-COMSOURCE
admin-c:        AK19798-RIPE
tech-c:         AK19798-RIPE
status:         ASSIGNED
notify:         hostmaster@comsource.cz
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         mnt-comsource
created:        2014-01-21T11:22:52Z
last-modified:  2022-07-27T10:45:44Z
source:         RIPE

organisation:   ORG-CS265-RIPE
org-name:       ComSource s.r.o.
country:        CZ
org-type:       LIR
address:        Nad Vrsovskou horou 1423/10
address:        10100
address:        Prague 10
address:        CZECH REPUBLIC
phone:          +420226801700
e-mail:         noc@comsource.cz
abuse-c:        COMS-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        mnt-comsource
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         mnt-comsource
created:        2014-01-20T11:11:57Z
last-modified:  2022-05-02T12:27:19Z
source:         RIPE

person:         Antonin Kovar
address:        Nad Vrsovskou horou 1423/10
address:        Praha 10
address:        Czech Republic
address:        10100
phone:          +420226801700
nic-hdl:        AK19798-RIPE
mnt-by:         mnt-comsource
created:        2019-02-13T12:29:46Z
last-modified:  2019-02-13T12:29:46Z
source:         RIPE