AS Number
AS24971
AS Name
MASTER-AS
Org Name
Master Internet s.r.o.
Country
Czech
Registry

ripe

RegDate

N/A

Updated

2024-11-04T12:41:02Z

AS24971 Looking Glass
https://lg.masterinter.net
IPv4Prefixes

33

IPv6Prefixes

13

IPv4 NUMs

58,880

IPv6 NUMs(/64)

90,261,618,688

58,880 IPv4 Addresses
CIDR Description IP Num
5.180.200.0/22 Bydzovsky s.r.o. 1024
37.140.220.0/24 ProfiSMS s.r.o. 256
37.205.8.0/22 VPSFREE-PRG4 1024
37.205.12.0/22 VPSFREE-PRG6 1024
77.93.192.0/19 Master Internet s.r.o. 8192
80.79.16.0/20 Master Internet s.r.o. 4096
81.31.32.0/20 Master Internet s.r.o. 4096
83.167.224.0/19 Master Internet s.r.o. 8192
83.223.52.0/24 VITS-PROXY-NETWORK 256
85.118.128.0/21 Master Internet s.r.o. 2048
89.185.224.0/19 Master Internet s.r.o. 8192
91.213.160.0/24 Internet Info, s.r.o. 256
91.214.192.0/22 QCM, s.r.o. 1024
91.216.179.0/24 oXyShop s.r.o. 256
91.226.216.0/22 W HOSTING, s.r.o. 1024
92.63.56.0/24 Axfone s.r.o. 256
130.193.16.0/24 BNV-NET1 256
149.62.144.0/21 Master Internet s.r.o. 2048
176.227.168.0/23 HostingSolutions s.r.o. 512
178.238.32.0/20 Master Internet s.r.o. 4096
185.8.164.0/23 vpsFree.cz, z.s. 512
185.8.166.0/23 VPSFREE-BRQ3 512
185.25.184.0/22 NETIO Solutions s.r.o. 1024
185.32.160.0/22 ANAFRA s.r.o. 1024
185.58.40.0/22 Master Internet s.r.o. 1024
185.85.164.0/22 ServerNow s.r.o. 1024
185.145.160.0/22 Etnetera Core a.s. 1024
185.239.216.0/22 AdminIT, s. r. o. 1024
188.213.234.0/23 NETIO Solutions s.r.o. 512
188.215.18.0/23 NETIO Solutions s.r.o. 512
193.169.160.0/23 Imarto Inc. 512
194.145.180.0/22 ServerNow s.r.o. 1024
195.140.252.0/22 Virtualmaster, s.r.o. 1024
CIDR Description IP NUMs(prefix /64)
2001:678:a50::/48 Imarto Inc. 65536
2001:67c:68::/48 Internet Info, s.r.o. 65536
2a00:8220::/32 NETIO Solutions s.r.o. 4294967296
2a00:a5a0::/32 ANAFRA-6-CU0 4294967296
2a01:430::/32 Master Internet s.r.o. 4294967296
2a03:3b40::/40 VPSFREE-IPV6-PRG2 16777216
2a03:3b40:100::/40 VPSFREE-IPV6-BRQ2 16777216
2a03:3b40:200::/39 VPSFREE-IPV6-TUNNELS 33554432
2a03:7460::/32 ServerNow s.r.o. 4294967296
2a04:16c0:200::/48 NL-BITSAFE-002 65536
2a07:4880::/29 Etnetera Core a.s. 34359738368
2a0b:3240::/32 Bydzovsky s.r.o. 4294967296
2a0c:6380::/29 AdminIT, s. r. o. 34359738368
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS21320 GEANT_IAS_VRF - GEANT Vereniging, NL Netherlands 2,048 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS35369 LINZAG-TELEKOM-AS - LINZ STROM GAS WAERME GmbH fuer Energiedienstleistungen und Telekommunikation, AT Austria 38,400 4,294,967,296 IPv4 IPv4
AS4455 BSO - IX Reach Ltd, GB United Kingdom 57,088 8,590,000,128 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 520,704 282,631,699,169,280 IPv4 IPv4 IPv6 IPv6
AS9009 M247 - M247 Europe SRL, RO Romania 1,297,920 266,368,909,568 IPv4 IPv4
AS33891 CORE-BACKBONE - Core-Backbone GmbH, DE Germany 0 0 IPv4 IPv4
AS40994 Alwyzon - Hohl IT e.U., AT Austria 2,816 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS51184 FONIRA - Fonira Telekom GmbH, AT Austria 12,800 111,669,739,520 IPv4 IPv4 IPv6 IPv6
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 94,208 111,345,664 IPv4 IPv4 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 86,784 274,878,234,624 IPv4 IPv4 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 27,392 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 21,504 4,294,967,296 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 94,464 354,874,032,128 IPv4 IPv4 IPv6 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 0 0 IPv4 IPv4 IPv6 IPv6
AS59890 Kabel-TV-Lampert - Kabel-TV Lampert GmbH & Co KG, AT Austria 13,312 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS64289 MACARNE - Macarne LLC, US United States 7,168 1,078,460,416 IPv4 IPv4
AS197451 VUTBR-AS - Brno University of Technology, CZ Czech 67,072 55,834,836,992 IPv6 IPv6
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 1,280 34,359,738,368 IPv4 IPv4
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,360 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS60068 CDN77 - Datacamp Limited, GB United Kingdom 100,608 1,040,449,536 IPv4 IPv4
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 227,328 77,326,712,832 IPv4 IPv4 IPv6 IPv6
AS14840 BR.Digital Provider, BR Brazil 66,560 14,009,892,864 IPv4 IPv4 IPv6 IPv6
AS50877 AIRBEAM-AS - Airbeam S.r.l., IT Italy 6,144 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS48921 VEROTEL-AS - Yoursafe Holding B.V., NL Netherlands 1,280 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS51134 INTACTO-AS - Development 777 s.r.o., CZ Czech 1,792 34,359,803,904 IPv4 IPv4 IPv6 IPv6
AS204957 GREENFLOID-AS - GREEN FLOID LLC, US United States 56,320 68,719,738,880 IPv4 IPv4 IPv6 IPv6
AS207167 amccomp-master-brno - mapnet IT services s.r.o., CZ Czech 3,584 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS211085 amccomp-master-praha - mapnet IT services s.r.o., CZ Czech 0 65,536 IPv6 IPv6
AS21045 QnetCZ - K-net Technical International Group, s.r.o., CZ Czech 4,096 0 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 91.210.16.85 2001:7f8:14::11:1 100 Gbps 2021-08-18 11:42:18
Czech Peering.cz - Peering.cz eXchange 185.0.20.14 2001:7f8:7f::14 100 Gbps 2023-03-21 05:48:08
Slovakia NIX.SK - Neutral Internet eXchange Slovakia 194.30.187.85 2001:7f8:91::8:1 10 Gbps 2020-11-30 00:04:18
Czech BR-IX - Brno University of Technology 185.1.25.11 2001:7f8:87::11 10 Gbps 2017-08-15 11:50:53
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.86 2001:7f8:14::11:2 100 Gbps 2021-02-10 09:18:09
Czech NIX.CZ FENIX 194.50.100.86 2001:7f8:14:5ec::11:2 100 Gbps 2021-02-10 09:18:09
Czech NIX.CZ FENIX 194.50.100.85 2001:7f8:14:5ec::11:1 100 Gbps 2021-08-18 11:42:18

Private Peering Facilities

Country/Region Name City Website Updated
CE Colo Prague Prague http://www.cecolo.com/ 2016-03-14 21:50:19
GTS Telehouse Prague Prague http://www.gtsnovera.cz/ 2016-03-14 21:50:19
Master DC Prague Prague http://www.masterdc.com/master-dc-prague/ 2016-03-14 20:31:40
Master DC Brno Brno http://www.masterdc.com/master-dc-brno-en/ 2016-03-14 20:31:40
IP Address Domain NUMs Domains
5.180.200.2 10 admin.rozhled.cz
5.180.200.5 290 agromechanika.forfirst.cz
as-block:       AS24879 - AS24986
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:        2018-11-22T15:27:30Z
last-modified:  2018-11-22T15:27:30Z
source:         RIPE



aut-num:        AS24971
as-name:        MASTER-AS
org:            ORG-MIs2-RIPE
remarks:        .  .              _  _
remarks:        |\/| _. __|_ _ ._| \/
remarks:        |  |(_|_> |_(/_| |_/\_
remarks:
descr:          Czech Republic / www.master.cz
descr:          e-mail: [email protected]
remarks:
remarks:        ========================  Upstream  ========================
remarks:
remarks:        = Arelion FKA Telia
remarks:
import:         from AS1299 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export:         to AS1299  announce  AS24971:AS-MASTERCZ
remarks:
remarks:        = RETN
remarks:
import:         from AS9002 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export:         to AS9002  announce  AS24971:AS-MASTERCZ
remarks:
remarks:        ========================  Downstream ========================
remarks:
remarks:        = Q-Net CZ
import:         from AS21045 action pref=10; accept AS21045
export:         to AS21045 announce ANY
remarks:        = netsafe
import:         from AS48921 action pref=10; accept AS48921 AS-FDR
export:         to AS48921 announce ANY
remarks:        = INTACTO GAMES a.s.
import:         from AS51134 action pref=10; accept AS51134
export:         to  AS51134 announce ANY
remarks:        = DCIT, a.s.
import:         from AS199806  action pref=10; accept AS199806
export:         to  AS199806 announce ANY
remarks:        = amccomp s.r.o.
import:         from AS207167 action pref=10; accept AS207167 AS201922 AS208143 AS215777 AS206321 AS207583 AS207575 AS207576
export:         to AS207167 announce {0.0.0.0/0};
remarks:        = LAYER6
import:         from AS204957 action pref=10; accept AS204957;
export:         to AS204957 announce {0.0.0.0/0};
remarks:        = Techkeeper
import:         from AS208355 action pref=10; accept AS208355;
export:         to AS208355 announce {0.0.0.0/0};
remarks:        = Dragon-Capital
import:         from AS64481 action pref=10; accept AS64481;
export:         to AS64481 announce {0.0.0.0/0};
remarks:
remarks:        ========================  peering.cz peering ========================
remarks:
import:         from AS24971:AS-MAI-PEERING-CZ-PEER action pref = 50; accept as-peeringcz-rs
export:         to   AS24971:AS-MAI-PEERING-CZ-PEER announce AS24971:AS-MASTERCZ-CZPEERING
remarks:
remarks:        ========================  NIX Prague peering ========================
remarks:
import:         from AS24971:AS-MAI-NIX-PEER action pref = 50; accept AS47200:AS-NIXCZ-RSCLIENTS
export:         to   AS24971:AS-MAI-NIX-PEER announce AS24971:AS-MASTERCZ-CZNIX
remarks:
remarks:        ========================  NIX Bratislava peering ========================
remarks:
import:         from AS24971:AS-MAI-NIX-PEER action pref = 50; accept AS47627:AS-NIXSK-RSCLIENTS
export:         to   AS24971:AS-MAI-NIX-PEER announce AS24971:AS-MASTERCZ-SKNIX
remarks:
admin-c:        MAIc-RIPE
admin-c:        MZI-RIPE
tech-c:         MAIc-RIPE
tech-c:         MZI-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MASTER-MNT
created:        2002-06-11T14:14:49Z
last-modified:  2024-11-04T12:41:02Z
source:         RIPE

organisation:   ORG-MIs2-RIPE
org-name:       Master Internet s.r.o.
country:        CZ
org-type:       LIR
address:        Jiraskova 21
address:        602 00
address:        Brno
address:        CZECH REPUBLIC
phone:          +420 777919700
e-mail:         [email protected]
mnt-ref:        MASTER-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MASTER-MNT
admin-c:        PV352-RIPE
admin-c:        JIPA-RIPE
admin-c:        MZI-RIPE
admin-c:        PZAK-RIPE
abuse-c:        MAIc-RIPE
created:        2004-04-17T11:04:37Z
last-modified:  2020-12-16T12:56:39Z
source:         RIPE

role:           Master Internet contact
address:        Master Internet s.r.o
address:        Jiraskova 21
address:        602 00 Brno
address:        Czech Republic
phone:          +420777919484
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        PV352-RIPE
tech-c:         MZI-RIPE
tech-c:         JIPA-RIPE
tech-c:         MMAS-RIPE
nic-hdl:        MAIc-RIPE
mnt-by:         MASTER-MNT
created:        2009-03-28T19:44:57Z
last-modified:  2013-10-10T10:00:26Z
source:         RIPE

person:         Martin Zidek
address:        Master Internet s.r.o.
address:        Cejl 20
address:        602 00 Brno
address:        Czech Republic
phone:          +420 777919700
e-mail:         [email protected]
nic-hdl:        MZI-RIPE
mnt-by:         MASTER-MNT
created:        2008-04-11T07:45:37Z
last-modified:  2017-10-30T22:00:16Z
source:         RIPE