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

ripe

RegDate

N/A

Updated

2023-08-07T13:12:17Z

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 Web4U s.r.o. 2048
81.91.80.0/20 Web4U s.r.o. 4096
81.91.88.0/21 WEB4U-NET 2048
185.14.224.0/23 WEB4U-NET-CUST-224-24 512
185.14.224.0/22 Web4U s.r.o. 1024
CIDR Description IP NUMs(prefix /64)
2001:1568::/33 WEB4U-NET 2147483648
2001:1568::/32 Web4U s.r.o. 4294967296
2001:1568:8000::/33 Web4U s.r.o. 2147483648
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS199803 ComSource - ComSource s.r.o., CZ Czech 1,536 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2852 CESNET2 - CESNET z.s.p.o., CZ Czech 848,896 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,616 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS14840 COMMCORP COMUNICACOES LTDA, BR Brazil 63,488 15,083,634,688 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 21,504 4,294,967,296 IPv4 IPv4
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 38,144 12,884,901,888 IPv4 IPv4
AS40994 Alwyzon - Hohl IT e.U., AT Austria 2,560 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 87,552 244,813,398,016 IPv4 IPv4
AS4455 BSO - IX Reach Ltd, GB United Kingdom 56,576 12,884,967,424 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 508,672 282,631,675,772,928 IPv4 IPv4 IPv6 IPv6
AS25248 BlueTone-AS - RADIOKOMUNIKACE a.s., CZ Czech 106,752 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 101,376 341,184,020,480 IPv4 IPv4 IPv6 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Czech NIX.CZ FENIX 194.50.100.90 2001:7f8:14:5ec::31:2 10 Gbps 2020-04-28 11:18:54
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.90 2001:7f8:14::31:2 10 Gbps 2019-01-04 13:43:57
Czech NIX.CZ FENIX 194.50.100.89 2001:7f8:14:5ec::31:1 10 Gbps 2020-04-28 11:18:10
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.89 2001:7f8:14::31:1 10 Gbps 2019-01-04 13:42:54

Private Peering Facilities

Country/Region Name City Website Updated
DC Tower Zizkov CRa Prague https://www.cra.cz 2019-01-04 13:45:42
GTS Telehouse Prague Prague http://www.gtsnovera.cz/ 2019-01-04 13:45:27
IP Address Domain NUMs Domains
81.91.80.69 8 avatech.eu
81.91.80.73 6 cameratastamic.cz
81.91.80.84 1 eso901.komtesa.com
81.91.80.92 7 adrijan.cz
81.91.80.93 9 googleprofirmy.cz
81.91.80.101 3 emailing.wpj.ninja
81.91.80.134 1 test.euronabycerny.com
81.91.80.136 14 cernyforlife.com
81.91.80.139 1 czechsoles.com
81.91.80.141 1 vw283.server4u.cz
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:        ---[ Vodafone ]---
import:         from AS16019 accept ANY
export:         to AS16019 announce AS-WEB4U
mp-import:      afi ipv6.unicast from AS16019 accept ANY
mp-export:      afi ipv6.unicast to AS16019 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:        ---[ FORTECH-CZ ]---
import:         from AS28851 accept ANY
export:         to AS28851 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:        ---[ DAT-AS ]---
import:         from AS39235 accept ANY
export:         to AS39235 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:         [email protected]
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-WEB4U
created:        2006-04-25T12:37:01Z
last-modified:  2023-08-07T13:12:17Z
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:         [email protected]
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:         [email protected]
admin-c:        FP15631-RIPE
tech-c:         FP15631-RIPE
abuse-mailbox:  [email protected]
nic-hdl:        WM3536-RIPE
mnt-by:         MNT-WEB4U
created:        2022-09-20T07:29:12Z
last-modified:  2022-10-17T12:21:14Z
source:         RIPE