iamroot.tech
Toggle navigation
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
All tools
Page nav
Page nav
iamroot.tech
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
CTRL+D to bookmark
Add to homescreen
×
Tap the 'Share button' at the bottom of the screen:
Scroll down the list, and select 'Add to Home Screen':
Tap the menu icon (3 dots - upper right-hand corner):
and select 'Add to homescreen'.:
ASN database
You may find these sub-pages interesting as well:
Top ASN's by country
Directory of +1.200 verified looking glass url's
NEW: ASN database statistics
Related tools
DNS lookup
DNS lookup / nslookup / DIG of DNS records. An online tool for DNS lookups. By default recursive lookups querying the authoritative name servers. Lookups on specific DNS resolvers are also possible. Additionally, it will look up secondary records and output a full log of what was done on a technical level.
WHOIS / RDAP lookup
Perform WHOIS and/or RDAP lookups on domains, IP addresses, and ASNs. Will output all available technical info, contact info, etc.
Reverse DNS
Perform reverse DNS (rDNS/PTR) lookups of any IP.
CIDR calculator
beta
IP to CIDR calculation tool with subnet info. The reverse, CIDR ranges to IP addresses, is also possible. Last but not least, it includes a tool for refactoring groups of IPs, domain names, and/or other CIDR ranges.
What is my IPv4 and IPv6?
Check your own IP - both IPv4 and IPv6. Works as a connectivity test as well.
GeoIP location
Online tool GeoIP location of any IP and/or domain.
World map, day/night + local time
beta
Beautiful day/night map of the world, with markup of all major cities including local date and time.
Result
AS6881, NIX.CZ z.s.p.o.
Last update of data:
25-04-2024 05:51 UTC
ASN:
AS6881 (NIXCZ)
Country:
CZ - Czech Republic (Europe)
Org.:
NIX.CZ z.s.p.o.
https://www.nix.cz
@PeeringDB
Social media:
@facebook
@twitter/X
@linkedin
Stats:
Peers
198
IX'es
2
Prefixes
5
IPv4
2.560
IPv6
1,6E+29
Contact:
NIX.CZ z.s.p.o.
Americka 23
120 00
Praha 2
CZECH REPUBLIC
CZ
+420 246 083 460
History
Date
Peers
IX'es
Prefixes
IPv4
IPv6
Before 26-11-2023
190
2
5
2.560
1,6E+29
26-11-2023
+2
-
-
-
-
03-12-2023
-1
-
-
-
-
10-12-2023
+1
-
-
-
-
10-01-2024
+1
-
-
-
-
17-01-2024
+1
-
-
-
-
24-01-2024
+4
-
-
-
-
31-01-2024
-1
-
-
-
-
07-02-2024
-1
-
-
-
-
14-02-2024
+2
-
-
-
-
21-02-2024
-21
-
-
-
-
28-02-2024
+8
-
-
-
-
06-03-2024
+11
-
-
-
-
21-03-2024
-1
-
-
-
-
28-03-2024
+3
-
-
-
-
04-04-2024
-2
-
-
-
-
18-04-2024
+1
-
-
-
-
25-04-2024
+1
-
-
-
-
Current
198
2
5
2.560
1,6E+29
- - show more (+13 entries) - -
- - show less (-13 entries) - -
Peers
Country
Relationship
ASN
Organization
Peers
Prefix'es
Austria
Peer
AS49488
nic.at GmbH
5
2
Austria
Peer
AS40994
Hohl IT e.U.
381
11
Austria
Peer
AS1764
Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
967
80
Austria
Peer
AS42473
ANEXIA Internetdienstleistungs GmbH
2.871
382
Belgium
Peer
AS199670
DNS-Belgium
116
8
Brazil
Peer
AS10906
Ncleo de Inf. e Coord. do Ponto BR - NIC.BR
37
4
Brazil
Peer
AS11284
Ncleo de Inf. e Coord. do Ponto BR - NIC.BR
53
2
Brazil
Peer
AS11644
Ncleo de Inf. e Coord. do Ponto BR - NIC.BR
37
4
Britain (UK)
Upstream
AS4455
IX Reach Ltd
2.344
18
Britain (UK)
Peer
AS5400
British Telecommunications PLC
148
75
Czech Republic
Upstream
AS15685
CASABLANCA INT a.s.
31
59
Czech Republic
Upstream
AS25512
CD-Telematika a.s.
47
14
Czech Republic
Upstream
AS29208
Quantcom, a.s.
923
33
Czech Republic
Upstream
AS2852
CESNET z.s.p.o.
224
21
Czech Republic
Peer
AS213387
TeSuNet s.r.o.
19
1
Czech Republic
Peer
AS34955
Martin Vicenik
27
12
Czech Republic
Peer
AS206784
Internet Praha Josefov s.r.o.
29
2
Czech Republic
Peer
AS206548
ZCOM.cz s.r.o
29
6
Czech Republic
Peer
AS200070
CZ.NIC, z.s.p.o.
85
9
Czech Republic
Peer
AS205535
Windyghoul s.r.o.
17
2
Czech Republic
Peer
AS56456
C2NET s.r.o.
31
2
Czech Republic
Peer
AS203072
DomaTV s.r.o.
35
-
Czech Republic
Peer
AS43708
METRONET s.r.o.
36
6
Czech Republic
Peer
AS44712
eHAMnet, s.r.o.
30
2
Czech Republic
Peer
AS210139
DPT s.r.o. LLC
29
3
Czech Republic
Peer
AS59959
SferiaNET.cz s.r.o.
27
3
Czech Republic
Peer
AS50398
Fast Communication, s.r.o.
17
5
Czech Republic
Peer
AS197307
Core4Net, s.r.o.
28
4
Czech Republic
Peer
AS199490
INTERCONNECT s.r.o.
31
2
Czech Republic
Peer
AS43413
NEW TELEKOM, spol. s r.o.
22
3
Czech Republic
Peer
AS29504
Freenet Liberec, z.s.
288
2
Czech Republic
Peer
AS43070
JAW.cz s.r.o.
29
10
Czech Republic
Peer
AS211816
ERON X s.r.o.
29
1
Czech Republic
Peer
AS197013
Sprintel s.r.o.
25
6
Czech Republic
Peer
AS215704
NGN CZ s.r.o.
19
1
Czech Republic
Peer
AS207153
Stream-iT, s.r.o.
19
1
Czech Republic
Peer
AS47949
gsnet.cz s.r.o.
29
1
Czech Republic
Peer
AS209369
The Cloud Provider s.r.o.
31
4
Czech Republic
Peer
AS15614
Dragon Internet a.s.
30
3
Czech Republic
Peer
AS15935
ha-vel internet s.r.o.
78
12
Czech Republic
Peer
AS16019
Vodafone Czech Republic a.s.
119
59
Czech Republic
Peer
AS16246
Nej.cz s.r.o.
41
19
Czech Republic
Peer
AS196762
ALKOM Security, a.s.
17
1
Czech Republic
Peer
AS197046
FIXnet s.r.o.
31
3
Czech Republic
Peer
AS198101
Kooperativa pojistovna, a.s., Vienna Insurance Group
20
4
Czech Republic
Peer
AS198605
AVAST Software s.r.o.
31
76
Czech Republic
Peer
AS199298
Jan Stetina
29
2
Czech Republic
Peer
AS199405
Oslavany.NET, spolek
18
2
Czech Republic
Peer
AS199803
ComSource s.r.o.
34
3
Czech Republic
Peer
AS201594
Czech Telecommunication Office
18
2
Czech Republic
Peer
AS201730
Cloud4com s.r.o.
21
10
Czech Republic
Peer
AS202605
EMPECOM, s.r.o.
19
2
Czech Republic
Peer
AS202877
VEJNET.CZ s.r.o.
28
3
Czech Republic
Peer
AS203165
Statni pokladna Centrum sdilenych sluzeb, s.p.
20
2
Czech Republic
Peer
AS204394
Cortex, a.s.
18
2
Czech Republic
Peer
AS204772
Reditelstvi silnic a dalnic s.p.
18
2
Czech Republic
Peer
AS204860
NetX Networks a.s.
24
14
Czech Republic
Peer
AS20723
AVONET, s.r.o.
20
8
Czech Republic
Peer
AS208060
Dr. Max BDC, s.r.o.
18
2
Czech Republic
Peer
AS210111
Netcraft Solutions s.r.o.
20
2
Czech Republic
Peer
AS21430
WIA spol. s.r.o.
38
67
Czech Republic
Peer
AS24641
FASTER CZ spol. s r.o.
41
10
Czech Republic
Peer
AS24806
INTERNET CZ, a.s.
29
12
Czech Republic
Peer
AS24971
Master Internet s.r.o.
38
46
Czech Republic
Peer
AS25192
CZ.NIC, z.s.p.o.
168
14
Czech Republic
Peer
AS25234
ACTIVE 24, s.r.o.
24
8
Czech Republic
Peer
AS25248
RADIOKOMUNIKACE a.s.
63
6
Czech Republic
Peer
AS25424
InterneXt 2000, s.r.o.
26
9
Czech Republic
Peer
AS28725
CETIN a.s.
208
7
Czech Republic
Peer
AS28892
Cesky urad zememericky a katastralni
20
2
Czech Republic
Peer
AS28972
M-SOFT, spol. s r.o.
32
8
Czech Republic
Peer
AS29086
GiTy, a.s.
21
2
Czech Republic
Peer
AS29134
Webglobe, s.r.o.
25
12
Czech Republic
Peer
AS29583
Spinoco Czech Republic, a.s.
29
3
Czech Republic
Peer
AS30764
PODA a.s.
39
16
Czech Republic
Peer
AS31246
Nej.cz s.r.o.
32
10
Czech Republic
Peer
AS31349
a-net Liberec s.r.o.
19
3
Czech Republic
Peer
AS34080
MIRAMO spol. s.r.o.
23
5
Czech Republic
Peer
AS35236
2 connect a.s.
34
12
Czech Republic
Peer
AS35361
GREPA Networks s.r.o.
20
3
Czech Republic
Peer
AS35592
Coolhousing s.r.o.
23
5
Czech Republic
Peer
AS39790
Web4U s.r.o.
20
3
Czech Republic
Peer
AS39791
Telco Pro Services, a. s.
26
3
Czech Republic
Peer
AS39817
OvaNet, a.s.
20
4
Czech Republic
Peer
AS39904
MERIT GROUP a.s
24
4
Czech Republic
Peer
AS42000
Futruy s.r.o.
82
7
Czech Republic
Peer
AS42306
Edera Group a.s.
32
12
Czech Republic
Peer
AS42908
Nordic Telecom Regional s.r.o.
41
15
Czech Republic
Peer
AS43037
Seznam.cz, a.s.
121
7
Czech Republic
Peer
AS43541
VSHosting s.r.o.
22
16
Czech Republic
Peer
AS43542
OptoNet Communication, spol. s.r.o.
26
3
Czech Republic
Peer
AS43709
SilesNet s.r.o.
30
2
Czech Republic
Peer
AS47110
Cloud4com s.r.o.
21
6
Czech Republic
Peer
AS47232
ISP Alliance a.s.
115
19
Czech Republic
Peer
AS47868
SUPRO, spol. s r.o.
19
3
Czech Republic
Peer
AS48298
MINISTERSTVO VNITRA CR
19
3
Czech Republic
Peer
AS48417
ITS akciova spolecnost
36
7
Czech Republic
Peer
AS48451
Prazska energetika, a.s.
20
2
Czech Republic
Peer
AS48602
Connect plus s.r.o.
27
2
Czech Republic
Peer
AS49025
PRO-ZETA a.s.
96
5
Czech Republic
Peer
AS49121
Infinity Telecom, s.r.o.
157
18
Czech Republic
Peer
AS50695
VLTAVA LABE MEDIA a.s.
20
3
Czech Republic
Peer
AS50698
TETA s.r.o.
23
4
Czech Republic
Peer
AS51248
Host-Telecom.com s.r.o.
26
16
Czech Republic
Peer
AS51800
FIBER Network s.r.o.
20
2
Czech Republic
Peer
AS52092
Alf servis, s.r.o.
27
3
Czech Republic
Peer
AS5610
O2 Czech Republic, a.s.
63
41
Czech Republic
Peer
AS56344
Viridium.cz s.r.o.
18
5
Czech Republic
Peer
AS58239
hanspaul-city.net s.r.o.
20
3
Czech Republic
Peer
AS59747
NIX.CZ z.s.p.o.
21
1
Czech Republic
Peer
AS59970
AmigoNet s.r.o.
29
5
Czech Republic
Peer
AS59984
KLFREE NETWORKS, s.r.o.
23
2
Czech Republic
Peer
AS60592
Gransy s.r.o.
29
22
Czech Republic
Peer
AS61296
TechCom s.r.o.
29
3
Czech Republic
Peer
AS8251
FreeTel, s.r.o.
41
7
Czech Republic
Peer
AS8646
cloudinfrastack, s.r.o.
29
1
Czech Republic
Peer
AS8913
Mopos Communications A.S.
19
2
Czech Republic
Peer
AS201163
Komercni banka, a.s.
20
3
France
Upstream
AS8218
Zayo Infrastructure France SA
1.854
24
France
Peer
AS2484
FR-NIC-MNT
154
2
France
Peer
AS16276
OVH SAS
346
205
France
Peer
AS43531
BSO Network Solutions SAS
105
8
Germany
Peer
AS5405
Inter.link GmbH
1.895
5
Germany
Peer
AS33891
Core-Backbone GmbH
1.902
-
Global
Upstream
AS21320
DANTE-MNT
151
2
Hong Kong
Peer
AS23764
China Telecom Global Limited
538
147
Israel
Peer
AS13150
CATO NETWORKS LTD
309
153
Lithuania
Peer
AS44358
Kauno Technologijos Universitetas
21
10
Luxembourg
Peer
AS199524
G-Core Labs S.A.
5.318
451
Netherlands
Peer
AS49544
i3D.net B.V
6.668
134
Netherlands
Peer
AS12654
Reseaux IP Europeens Network Coordination Centre (RIPE NCC)
144
46
Netherlands
Peer
AS20940
Akamai International B.V.
527
201
Netherlands
Peer
AS49206
PeakFactory BV
74
7
Netherlands
Peer
AS6830
Liberty Global B.V.
355
196
Poland
Upstream
AS12741
Netia SA
786
79
Poland
Upstream
AS50607
Stowarzyszenie e-Poludnie
498
5
Poland
Peer
AS28978
COIG S.A
32
6
Poland
Peer
AS211655
NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INSTYTUT BADAWCZY
15
2
Poland
Peer
AS42656
Allegro sp. z o.o.
34
4
Poland
Peer
AS31621
Allegro sp. z o.o.
28
8
Poland
Peer
AS201053
Stowarzyszenie e-Poludnie
228
-
Poland
Peer
AS20804
Exatel S.A.
465
12
Poland
Peer
AS31229
Beyond.pl sp. z o.o.
142
32
Romania
Peer
AS6204
INTERKVM HOST SRL
242
3
Romania
Peer
AS6663
Euroweb Romania S.R.L.
333
51
Russia
Peer
AS44522
Join-stock company "Internet Exchange"MSK-IX"
13
2
Serbia
Upstream
AS31042
Serbia BroadBand-Srpske Kablovske mreze d.o.o.
958
32
Singapore
Upstream
AS24482
SG.GS
8.400
17
Slovakia
Peer
AS31117
ENERGOTEL a.s.
66
23
Slovakia
Peer
AS42005
LightStorm Services s.r.o.
35
18
Slovakia
Peer
AS44185
bonet.systems, s. r. o.
15
3
Slovakia
Peer
AS42841
ANTIK Telecom s.r.o
158
3
Slovakia
Peer
AS212974
TomaNet s.r.o.
28
3
Slovakia
Peer
AS28952
O2 Business Services, a.s
29
11
Slovakia
Peer
AS201702
skHosting.eu s.r.o.
8
2
Slovakia
Peer
AS49115
E-MAX INTERNET & IT s.r.o.
27
3
Slovakia
Peer
AS56800
LAST MILE spol. s r.o.
28
4
Slovakia
Peer
AS38949
Trestel SK, a.s.
21
2
Slovakia
Peer
AS34820
DELTA ONLINE spol. s r.o.
38
12
Slovakia
Peer
AS12508
Rainside s.r.o.
28
3
Slovakia
Peer
AS15962
Orange Slovensko a.s.
42
17
Slovakia
Peer
AS208882
Automation & Business, s.r.o.
17
4
Slovakia
Peer
AS29405
VNET a.s.
143
36
Slovakia
Peer
AS43653
PEGO Slovakia, s.r.o.
18
2
Slovakia
Peer
AS51013
WebSupport s.r.o.
22
20
Slovakia
Peer
AS5578
SWAN, a.s.
200
52
Slovakia
Peer
AS6855
Slovak Telekom, a.s.
115
41
Slovakia
Peer
AS8778
Slovanet a.s.
53
5
Sweden
Peer
AS8674
Netnod AB
315
15
Tunisia
Peer
AS328126
Orange Tunisie
73
27
Ukraine
Peer
AS204384
LLC "OTT UKRAINE"
41
32
United States
Upstream
AS6939
Hurricane Electric LLC
10.675
262
United States
Peer
AS33353
Sony Interactive Entertainment LLC
274
80
United States
Peer
AS10310
Oath Holdings Inc.
351
94
United States
Peer
AS36236
NetActuate, Inc
7.474
206
United States
Peer
AS55256
Netskope Inc
327
302
United States
Peer
AS36351
SoftLayer Technologies Inc.
312
391
United States
Peer
AS1820
WNET TELECOM USA Corp.
339
41
United States
Peer
AS112
DNS-OARC
171
4
United States
Peer
AS13335
Cloudflare, Inc.
1.338
2.749
United States
Peer
AS15169
Google LLC
387
169
United States
Peer
AS16509
Amazon.com, Inc.
379
12.350
United States
Peer
AS20144
ICANN
122
17
United States
Peer
AS21859
Zenlayer Inc
475
860
United States
Peer
AS22822
Limelight Networks, Inc.
266
39
United States
Peer
AS26415
VeriSign Global Registry Services
193
-
United States
Peer
AS2686
AT&T Corp.
305
92
United States
Peer
AS32590
Valve Corporation
309
73
United States
Peer
AS32787
Akamai Technologies, Inc.
982
363
United States
Peer
AS32934
Facebook, Inc.
404
22
United States
Peer
AS36692
Cisco OpenDNS, LLC
228
538
United States
Peer
AS46489
Twitch Interactive Inc.
253
22
United States
Peer
AS54113
Fastly, Inc.
371
554
United States
Peer
AS6461
Zayo Bandwidth
2.651
223
United States
Peer
AS6507
Riot Games, Inc
274
22
United States
Peer
AS8075
Microsoft Corporation
308
521
United States
Peer
AS8518
RFE/RL, INC.
23
9
Peer
AS64881
Reserved for Private Use
1
-
- - show more (+187 entries) - -
- - show less (-187 entries) - -
Internet eXchange (IX) connections
Country
City
IX name
Port speed
Members
Czech Republic
Praha 3
NIX.CZ
200 Gb
203
Slovakia
Praha 3
NIX.SK
200 Gb
60
Announced (uniq) prefixes
Country
ASN
Announced prefix
Description
Size
Czech Republic
AS6881
91.207.231.0/24
NIX.CZ z.s.p.o.
256
Czech Republic
AS6881
93.190.128.0/21
NIX.CZ PUBLIC NET2
2.048
Czech Republic
AS6881
195.47.235.0/24
NIX.CZ PUBLIC NET1
256
Country
ASN
Announced prefix
Description
Size
Czech Republic
AS6881
2a02:38::/32
NIX.CZ IPv6 PUBLIC NET
7,9E+28
Czech Republic
AS6881
2a02:39::/32
NIX.CZ z.s.p.o.
7,9E+28
Log
000
+000
Parse input (ASN)
000
+000
Search database for 'AS6881'
004
+004
1 ASN's found
004
+000
Done
004
+000
Load details of AS6881
1.001
+997
5 prefixes found
1.135
+134
198 peers found
1.142
+007
2 IX members found (4 connections)
1.146
+004
7 links loaded, 5 verified
1.152
+006
18 historical items loaded
1.152
+000
Done