81.0.212.0/23

AS15685  ·  CASABLANCA INT a.s.

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Summary

Country Czechia
Domain casablanca.cz
ASN AS15685
Registry RIPE
ID CZ-CASABLANCA-20011214

WHOIS Details

inetnum:        81.0.212.0 - 81.0.214.255
org:            ORG-CI1-RIPE
netname:        CZ-CASABLANCA-20011214
descr:          PROVIDER LIR
country:        CZ
admin-c:        JH1771-RIPE
admin-c:        CASA3-RIPE
tech-c:         JH1771-RIPE
tech-c:         CASA3-RIPE
status:         ALLOCATED PA
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         JH1771-RIPE-MNT
mnt-lower:      CASABLANCA-RIPE-MNT
mnt-lower:      JH1771-RIPE-MNT
mnt-routes:     JH1771-RIPE-MNT
created:        2022-07-28T08:08:26Z
last-modified:  2022-07-28T08:08:26Z
source:         RIPE
abuse-email:    [email protected]
abuse-c:        CASA3-RIPE
abuse-org:      ORG-CI1-RIPE

organisation:   ORG-CI1-RIPE
org-name:       CASABLANCA INT a.s.
country:        CZ
org-type:       LIR
address:        Vinohradska 2396/184 Vinohrady
address:        130 00
address:        Prague 3
address:        CZECH REPUBLIC
phone:          +420270000270
fax-no:         +420270000277
e-mail:         [email protected]
admin-c:        JH1771-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        JH1771-RIPE-MNT
notify:         [email protected]
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         JH1771-RIPE-MNT
abuse-c:        CASA3-RIPE
created:        2004-04-17T11:04:09Z
last-modified:  2025-07-30T13:04:16Z
source:         RIPE
abuse-email:    [email protected]
abuse-c:        CASA3-RIPE
abuse-org:      undefined

role:           Casablanca INT RIPE manager
address:        Casablanca INT
address:        Vinohradska 184, Prague 3 - 130 52
address:        Czech republic
phone:          +420 270 000 270
fax-no:         +420 270 000 277
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        JH1771-RIPE
tech-c:         JH1771-RIPE
notify:         [email protected]
nic-hdl:        CASA3-RIPE
created:        2005-09-05T10:42:10Z
last-modified:  2015-07-03T11:19:49Z
source:         RIPE
mnt-by:         CASABLANCA-CORE-MNT

person:         Jan Hampl
address:        Casablanca INT s.r.o.
address:        Vinohradska 184
address:        130 52 Praha 3
address:        The Czech Republic
phone:          +420 270 000 262
fax-no:         +420 270 000 277
e-mail:         [email protected]
nic-hdl:        JH1771-RIPE
notify:         [email protected]
created:        2003-02-28T14:37:38Z
last-modified:  2015-07-13T11:04:26Z
source:         RIPE
mnt-by:         JH1771-RIPE-MNT

Nearby Ranges

BGP prefixes that overlap with 81.0.0.0/16

Range ASN Company Num of IPs
81.0.0.0/18 AS15704 XTRA TELECOM S.A. 16,384
81.0.128.0/18 AS2116 GLOBALCONNECT AS 16,384
81.0.192.0/22 AS15685 CASABLANCA INT a.s. 1,024
81.0.248.0/23 AS51167 Contabo GmbH 512
81.0.124.0/23 AS12301 Invitech ICT Services Kft. 512
81.0.88.0/23 AS12301 Invitech ICT Services Kft. 512
81.0.96.0/23 AS12301 Invitech ICT Services Kft. 512
81.0.254.0/23 AS15685 CASABLANCA INT a.s. 512
81.0.242.0/23 AS204383 CASABLANCA INT a.s. 512
81.0.108.0/23 AS20845 DIGI - INVITEL pool 512
81.0.122.0/23 AS20845 DIGI - INVITEL pool 512
81.0.126.0/23 AS20845 DIGI - INVITEL pool 512
81.0.98.0/23 AS20845 DIGI - INVITEL pool 512
81.0.210.0/23 AS21430 WIA spol. s.r.o. 512
81.0.244.0/23 AS21430 WIA spol. s.r.o. 512
81.0.218.0/23 AS51167 Contabo GmbH 512
81.0.220.0/23 AS51167 Contabo GmbH 512
81.0.246.0/23 AS51167 Contabo GmbH 512
81.0.229.0/24 AS21430 WIA spol. s.r.o. 256
81.0.68.0/24 AS12301 Egomnet Kft. 256
81.0.119.0/24 AS12301 Data center 256
81.0.104.0/24 AS12301 Datacenter Hosting Internet 256
81.0.97.0/24 AS12301 Net-Tech Consulting Kft. 256
81.0.67.0/24 AS12301 Euroweb Internet Service Provider 256
81.0.199.0/24 AS15685 CASABLANCA INT a.s. 256
81.0.217.0/24 AS15685 CASABLANCA INT a.s. 256
81.0.226.0/24 AS15685 NETHOST s.r.o. 256
81.0.228.0/24 AS15685 CASABLANCA INT a.s. 256
81.0.250.0/24 AS15685 CASABLANCA INT a.s. 256
81.0.227.0/24 AS21430 WIA spol. s.r.o. 256
81.0.124.0/24 AS12301 Deploy Is Kft. 256
81.0.230.0/24 AS204383 CASABLANCA INT a.s. 256

Hosted domains

There are 956 domain names hosted across 34 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
81.0.213.193 kimbo.cz 480
81.0.213.171 jirihavrda.com 97
81.0.212.3 biofarmahojovice.cz 87
81.0.213.117 cizek.cz 48
81.0.213.114 truhlarstvipisek.cz 36
81.0.212.11 hotelbuly.com 35
81.0.213.138 tampertechnology.com 26
81.0.212.6 happynet.eu 26
81.0.212.4 webveletrh.cz 20
81.0.212.200 tignes.cz 16
81.0.213.169 htsystem.cz 15
81.0.213.225 avantissimo.eu 14
81.0.213.172 mojekalkulacka.com 12
81.0.213.140 stellplatzrokytnice.cz 11
81.0.213.141 penickovi.com 4
81.0.213.148 offlinenavigation.co.uk 4
81.0.213.236 stranky-plus.cz 4
81.0.212.9 grandsoftware.cz 3
81.0.213.101 iglu.cz 3
81.0.212.198 tiptravel.com.ua 2

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

82 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
81.0.213.198 AS15685 CASABLANCA INT a.s. 0.22ms from Prague, CZ
81.0.212.30 AS15685 CASABLANCA INT a.s. 0.25ms from Prague, CZ

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
96.235.19.231 AS701 Verizon Business 6.41ms from Ashburn, US
192.3.26.55 AS36352 HostPapa 0.14ms from Buffalo, US
18.201.102.55 AS16509 Amazon.com, Inc. 0.54ms from Dublin, IE
217.216.106.7 AS216253 Interhive OU 0.20ms from Frankfurt am Main, DE
84.178.145.119 AS3320 Deutsche Telekom AG 3.21ms from Frankfurt am Main, DE
107.197.62.215 AS7018 AT&T Enterprises, LLC 2.17ms from Houston, US
200.238.70.103 AS10938 AGENCIA ESTADUAL DE TECNOLOGIA DA INFORMACAO - ATI 3.15ms from Joao Pessoa, BR
194.30.89.23 AS3262 SAREnet, S.A. 5.13ms from Madrid, ES
60.137.224.55 AS17676 SoftBank Corp. 3.53ms from Osaka, JP
172.182.156.151 AS8075 Microsoft Corporation 0.18ms from Phoenix, US
119.185.140.87 AS4837 CHINA UNICOM China169 Backbone 4.98ms from Qingdao, CN
124.131.73.103 AS4837 CHINA UNICOM China169 Backbone 10.08ms from Qingdao, CN
184.167.220.215 AS33588 Charter Communications LLC 17.89ms from Seattle, US
121.160.77.183 AS4766 Korea Telecom 1.15ms from Seoul, KR
219.251.34.247 AS9318 SK Broadband Co Ltd 2.18ms from Seoul, KR
116.15.112.23 AS3758 SingNet 1.07ms from Singapore, SG
210.209.181.71 AS17809 VEE TIME CORP. 2.96ms from Taipei, TW
60.94.60.87 AS17676 SoftBank Corp. 3.17ms from Tokyo, JP
124.120.233.39 AS17552 True Online 1.57ms from Bangkok, TH
146.0.20.135 AS57070 ITCOM Shpk 7.87ms from Belgrade, RS
52.40.47.87 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
99.12.226.119 AS7018 AT&T Enterprises, LLC 7.06ms from Dallas, US
18.153.163.167 AS16509 Amazon.com, Inc. 0.19ms from Frankfurt am Main, DE
58.229.244.55 AS9318 SK Broadband Co Ltd 1.20ms from Incheon, KR
36.75.132.23 AS7713 PT Telekomunikasi Indonesia 17.29ms from Jakarta, ID

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f2 81.0.212.30
traceroute to 81.0.212.30 (81.0.212.30): 64 hops max, 52 byte packets
2 [] 91.210.16.15 0.246 ms
3 [AS15685] 81.0.212.30 0.358 ms
Measurement taken from IPinfo ProbeNet in Prague, CZ
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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