AS39790 - WEB4U - Web4U s.r.o., CZ

Czech
AS Number
AS39790
AS Name
WEB4U
Org Name
Web4U s.r.o.
Country
Czech
Registry

ripe

RegDate

Updated

2023-08-29T07:47:54Z

AS39790 Looking Glass
https://lg.web4u.cz
IPv4Prefixes

5

IPv6Prefixes

3

IPv4 NUMs

5,120

IPv6 NUMs(/64)

4,294,967,296

5,120 IPv4 Addresses
CIDR Description IP Num
81.91.80.0/21
ROA Signed and Valid IRR Valid
Web4U s.r.o. 2048
81.91.80.0/20
ROA Signed and Valid IRR InValid
Web4U s.r.o. 4096
81.91.88.0/21
ROA Signed and Valid IRR Valid
WEB4U-NET 2048
185.14.224.0/23
ROA Signed and Valid IRR Valid
WEB4U-NET-CUST-224-24 512
185.14.224.0/22
ROA Signed and Valid IRR InValid
Web4U s.r.o. 1024
CIDR Description IP NUMs(prefix /64)
2001:1568::/33
ROA Signed and Valid IRR Valid
WEB4U-NET 2147483648
2001:1568::/32
ROA Signed and Valid IRR InValid
Web4U s.r.o. 4294967296
2001:1568:8000::/33
ROA Signed and Valid IRR Valid
Web4U s.r.o. 2147483648
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS33891 CORE-BACKBONE - Core-Backbone GmbH, DE Germany 0 0 IPv4 IPv4
AS40994 Alwyzon - Hohl IT e.U., AT Austria 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv4 IPv4
AS263444 Open X Tecnologia Ltda, BR Brazil 2,304 4,294,967,296 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 463,872 282,627,370,778,624 IPv4 IPv4 IPv6 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,360 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS25248 BlueTone-AS - RADIOKOMUNIKACE a.s., CZ Czech 106,752 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 768 268,435,456 IPv4 IPv4
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,584 4,294,967,296 IPv4 IPv4
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 43,520 17,179,869,184 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 106,240 355,679,338,496 IPv4 IPv4 IPv6 IPv6
AS199803 ComSource - ComSource s.r.o., CZ Czech 1,536 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2,195,200 4,299,161,600 IPv4 IPv4
AS14840 BR.Digital Provider, BR Brazil 70,656 14,010,155,008 IPv4 IPv4
AS22356 Durand do Brasil Ltda, BR Brazil 28,672 4,295,032,832 IPv4 IPv4
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 85,760 274,878,234,624 IPv4 IPv4 IPv6 IPv6
AS4455 BSO - IX Reach Ltd, GB United Kingdom 56,832 8,590,000,128 IPv4 IPv4
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 2,048 34,359,738,368 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.89 2001:7f8:14::31:1 10 Gbps 2025-01-20 11:01:41
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.90 2001:7f8:14::31:2 10 Gbps 2025-01-20 11:01:41
Czech NIX.CZ FENIX 194.50.100.89 2001:7f8:14:5ec::31:1 10 Gbps 2025-01-20 11:01:41
Czech NIX.CZ FENIX 194.50.100.90 2001:7f8:14:5ec::31:2 10 Gbps 2025-01-20 11:01:41

Private Peering Facilities

Country/Region Name City Website Updated
GTS Telehouse Prague Prague http://www.gtsnovera.cz/ 2019-01-04 13:45:27
DC Tower Zizkov CRa Prague https://www.cra.cz 2019-01-04 13:45:42 
as-block:       AS39601 - AS39935
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:        2023-08-29T07:47:54Z
last-modified:  2023-08-29T07:47:54Z
source:         RIPE



aut-num:        AS39790
as-name:        WEB4U
org:            ORG-WS296-RIPE
remarks:
remarks:        ===================================================================
remarks:        ===[ UPSTREAM CONNECTIVITY ]=======================================
remarks:        ===================================================================
remarks:
remarks:        ---[ Comsource ]---
import:         from AS199803 accept ANY
export:         to AS199803 announce AS-WEB4U
mp-import:      afi ipv6.unicast from AS199803 accept ANY
mp-export:      afi ipv6.unicast to AS199803 announce AS-WEB4U
remarks:        ---[ CRA ]---
import:         from AS25248 accept ANY
export:         to AS25248 announce AS-WEB4U
mp-import:      afi ipv6.unicast from AS25248 accept ANY
mp-export:      afi ipv6.unicast to AS25248 announce AS-WEB4U
remarks:
remarks:        ===================================================================
remarks:        ===[ NIX.CZ IPV4 PEERINGS ]========================================
remarks:        ===================================================================
remarks:
remarks:        ---[ AS112 ]---
import:         from AS112 accept ANY
export:         to AS112 announce AS-WEB4U
remarks:        ---[ CESNET2 ]---
import:         from AS2852 accept ANY
export:         to AS2852 announce AS-WEB4U
remarks:        ---[ GTSCE ]---
import:         from AS5588 accept ANY
export:         to AS5588 announce AS-WEB4U
remarks:        ---[ O2-CZECH-REPUBLIC ]---
import:         from AS5610 accept ANY
export:         to AS5610 announce AS-WEB4U
remarks:        ---[ NIXCZ ]---
import:         from AS6881 accept ANY
export:         to AS6881 announce AS-WEB4U
remarks:        ---[ HURRICANE ]---
import:         from AS6939 accept ANY
export:         to AS6939 announce AS-WEB4U
remarks:        ---[ NFX_ZSPO ]---
import:         from AS8251 accept ANY
export:         to AS8251 announce AS-WEB4U
remarks:        ---[ IPNet ]---
import:         from AS8913 accept ANY
export:         to AS8913 announce AS-WEB4U
remarks:        ---[ ITSELF ]---
import:         from AS12570 accept ANY
export:         to AS12570 announce AS-WEB4U
remarks:        ---[ CASABLANCA ]---
import:         from AS15685 accept ANY
export:         to AS15685 announce AS-WEB4U
remarks:        ---[ HA-VEL ]---
import:         from AS15935 accept ANY
export:         to AS15935 announce AS-WEB4U
remarks:        ---[ VODAFONE-CZ ]---
import:         from AS16019 accept ANY
export:         to AS16019 announce AS-WEB4U
remarks:        ---[ NEJ ]---
import:         from AS16246 accept ANY
export:         to AS16246 announce AS-WEB4U
remarks:        ---[ OVH ]---
import:         from AS16276 accept ANY
export:         to AS16276 announce AS-WEB4U
remarks:        ---[ MGI ]---
import:         from AS20723 accept ANY
export:         to AS20723 announce AS-WEB4U
remarks:        ---[ WIA ]---
import:         from AS21430 accept ANY
export:         to AS21430 announce AS-WEB4U
remarks:        ---[ INTERNET-CZ ]---
import:         from AS24806 accept ANY
export:         to AS24806 announce AS-WEB4U
remarks:        ---[ MASTER ]---
import:         from AS24971 accept ANY
export:         to AS24971 announce AS-WEB4U
remarks:        ---[ CZNIC ]---
import:         from AS25192 accept ANY
export:         to AS25192 announce AS-WEB4U
remarks:        ---[ GLOBE ]---
import:         from AS25234 accept ANY
export:         to AS25234 announce AS-WEB4U
remarks:        ---[ BlueTone ]---
import:         from AS25248 accept ANY
export:         to AS25248 announce AS-WEB4U
remarks:        ---[ INEXT-CZ ]---
import:         from AS25424 accept ANY
export:         to AS25424 announce AS-WEB4U
remarks:        ---[ CDT ]---
import:         from AS25512 accept ANY
export:         to AS25512 announce AS-WEB4U
remarks:        ---[ MSOFT ]---
import:         from AS28972 accept ANY
export:         to AS28972 announce AS-WEB4U
remarks:        ---[ GITY ]---
import:         from AS29086 accept ANY
export:         to AS29086 announce AS-WEB4U
remarks:        ---[ IGNUM ]---
import:         from AS29134 accept ANY
export:         to AS29134 announce AS-WEB4U
remarks:        ---[ CZNIC-F-ROOT ]---
import:         from AS30134 accept ANY
export:         to AS30134 announce AS-WEB4U
remarks:        ---[ NETBOX ]---
import:         from AS31246 accept ANY
export:         to AS31246 announce AS-WEB4U
remarks:        ---[ MIRAMO ]---
import:         from AS34080 accept ANY
export:         to AS34080 announce AS-WEB4U
remarks:        ---[ OXID ]---
import:         from AS35214 accept ANY
export:         to AS35214 announce AS-WEB4U
remarks:        ---[ 2CONNECT ]---
import:         from AS35236 accept ANY
export:         to AS35236 announce AS-WEB4U
remarks:        ---[ GREPNET ]---
import:         from AS35361 accept ANY
export:         to AS35361 announce AS-WEB4U
remarks:        ---[ COOLHOUSING ]---
import:         from AS35592 accept ANY
export:         to AS35592 announce AS-WEB4U
remarks:        ---[ TRESTEL-SK ]---
import:         from AS38949 accept ANY
export:         to AS38949 announce AS-WEB4U
remarks:        ---[ CEZNET ]---
import:         from AS39791 accept ANY
export:         to AS39791 announce AS-WEB4U
remarks:        ---[ OVANET ]---
import:         from AS39817 accept ANY
export:         to AS39817 announce AS-WEB4U
remarks:        ---[ FREETEL-AS ]---
import:         from AS41711 accept ANY
export:         to AS41711 announce AS-WEB4U
remarks:        ---[ KAORA ]---
import:         from AS42000 accept ANY
export:         to AS42000 announce AS-WEB4U
remarks:        ---[ EDERA_Group ]---
import:         from AS42306 accept ANY
export:         to AS42306 announce AS-WEB4U
remarks:        ---[ SEZNAM-CZ ]---
import:         from AS43037 accept ANY
export:         to AS43037 announce AS-WEB4U
remarks:        ---[ ASNEW ]---
import:         from AS43413 accept ANY
export:         to AS43413 announce AS-WEB4U
remarks:        ---[ VSHOSTING ]---
import:         from AS43541 accept ANY
export:         to AS43541 announce AS-WEB4U
remarks:        ---[ METRONET ]---
import:         from AS43708 accept ANY
export:         to AS43708 announce AS-WEB4U
remarks:        ---[ ISPAlliance ]---
import:         from AS47232 accept ANY
export:         to AS47232 announce AS-WEB4U
remarks:        ---[ SUPRO ]---
import:         from AS47868 accept ANY
export:         to AS47868 announce AS-WEB4U
remarks:        ---[ TechCom ]---
import:         from AS61296 accept ANY
export:         to AS61296 announce AS-WEB4U
remarks:        ---[ M-NET ]---
import:         from AS197197 accept ANY
export:         to AS197197 announce AS-WEB4U
remarks:
remarks:        ===================================================================
remarks:        ===[ NIX.CZ IPV6 PEERINGS ]========================================
remarks:        ===================================================================
remarks:
remarks:        ---[ CESNET2 ]---
mp-import:      afi ipv6.unicast from AS2852 accept ANY
mp-export:      afi ipv6.unicast to AS2852 announce AS-WEB4U
remarks:        ---[ GTSCE ]---
mp-import:      afi ipv6.unicast from AS5588 accept ANY
mp-export:      afi ipv6.unicast to AS5588 announce AS-WEB4U
remarks:        ---[ NIXCZ ]---
mp-import:      afi ipv6.unicast from AS6881 accept ANY
mp-export:      afi ipv6.unicast to AS6881 announce AS-WEB4U
remarks:        ---[ HURRICANE ]---
mp-import:      afi ipv6.unicast from AS6939 accept ANY
mp-export:      afi ipv6.unicast to AS6939 announce AS-WEB4U
remarks:        ---[ CASABLANCA ]---
mp-import:      afi ipv6.unicast from AS15685 accept ANY
mp-export:      afi ipv6.unicast to AS15685 announce AS-WEB4U
remarks:        ---[ NEJ ]---
mp-import:      afi ipv6.unicast from AS16246 accept ANY
mp-export:      afi ipv6.unicast to AS16246 announce AS-WEB4U
remarks:        ---[ WIA ]---
mp-import:      afi ipv6.unicast from AS21430 accept ANY
mp-export:      afi ipv6.unicast to AS21430 announce AS-WEB4U
remarks:        ---[ INTERNET-CZ ]---
mp-import:      afi ipv6.unicast from AS24806 accept ANY
mp-export:      afi ipv6.unicast to AS24806 announce AS-WEB4U
remarks:        ---[ GLOBES ]---
mp-import:      afi ipv6.unicast from AS25234 accept ANY
mp-export:      afi ipv6.unicast to AS25234 announce AS-WEB4U
remarks:        ---[ CDT ]---
mp-import:      afi ipv6.unicast from AS25512 accept ANY
mp-export:      afi ipv6.unicast to AS25512 announce AS-WEB4U
remarks:        ---[ CZNIC-F-ROOT ]---
mp-import:      afi ipv6.unicast from AS30134 accept ANY
mp-export:      afi ipv6.unicast to AS30134 announce AS-WEB4U
remarks:        ---[ 2CONNECT ]---
mp-import:      afi ipv6.unicast from AS35236 accept ANY
mp-export:      afi ipv6.unicast to AS35236 announce AS-WEB4U
remarks:        ---[ CEZNET ]---
mp-import:      afi ipv6.unicast from AS39791 accept ANY
mp-export:      afi ipv6.unicast to AS39791 announce AS-WEB4U
remarks:        ---[ M-NET ]---
mp-import:      afi ipv6.unicast from AS197197 accept ANY
mp-export:      afi ipv6.unicast to AS197197 announce AS-WEB4U
remarks:
admin-c:        WM3536-RIPE
tech-c:         WM3536-RIPE
status:         ASSIGNED
notify:         ripe@web4u.cz
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-WEB4U
created:        2006-04-25T12:37:01Z
last-modified:  2025-02-14T09:04:22Z
source:         RIPE

organisation:   ORG-WS296-RIPE
org-name:       Web4U s.r.o.
country:        CZ
org-type:       LIR
address:        Mahlerovy sady 1
address:        13000
address:        Praha 3
address:        CZECH REPUBLIC
phone:          +420270001456
e-mail:         ripe@web4u.cz
admin-c:        WM3536-RIPE
tech-c:         WM3536-RIPE
abuse-c:        AR68991-RIPE
mnt-ref:        MNT-WEB4U
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-WEB4U
created:        2022-09-20T07:29:12Z
last-modified:  2022-09-20T07:29:13Z
source:         RIPE

role:           WEB4U network operations
address:        CZECH REPUBLIC
address:        Praha 3
address:        13000
address:        Mahlerovy sady 1
phone:          +420270001456
e-mail:         praha@web4u.cz
admin-c:        FP15631-RIPE
tech-c:         FP15631-RIPE
abuse-mailbox:  abuse@web4u.cz
nic-hdl:        WM3536-RIPE
mnt-by:         MNT-WEB4U
created:        2022-09-20T07:29:12Z
last-modified:  2022-10-17T12:21:14Z
source:         RIPE