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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
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beta
What is my IPv4 and IPv6?
GeoIP location
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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
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Result
AS8251, FreeTel, s.r.o.
Last update of data:
06-04-2024 01:06 UTC
ASN:
AS8251 (NFX_ZSPO)
Country:
CZ - Czech Republic (Europe)
Org.:
FreeTel, s.r.o.
http://www.freetel.cz
Stats:
Peers
41
IX'es
1
Prefixes
7
IPv4
+17K
IPv6
7,9E+28
Contact:
FreeTel, s.r.o.
Luzna 716/2
160 00
PRAGUE
CZECH REPUBLIC
CZ
+420776238360
History
Date
Peers
IX'es
Prefixes
IPv4
IPv6
Before 15-12-2023
44
1
7
17.408
7,9E+28
15-12-2023
-1
-
-
-
-
12-01-2024
-1
-
-
-
-
09-02-2024
-6
-
-
-
-
09-03-2024
+5
-
-
-
-
Current
41
1
7
17.408
7,9E+28
Peers
Country
Relationship
ASN
Organization
Peers
Prefix'es
Austria
Upstream
AS1764
Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
967
80
Austria
Peer
AS40994
Hohl IT e.U.
384
11
Azerbaijan
Peer
AS29049
Delta Telecom Ltd
2.919
183
Brazil
Peer
AS14840
BR.Digital Provider
5.844
89
Britain (UK)
Upstream
AS4455
IX Reach Ltd
2.344
18
Britain (UK)
Peer
AS212483
LEVEL EIGHTY-SIX COMMUNICATIONS LTD
3.274
30
Britain (UK)
Peer
AS202297
Skylon Solutions Limited
38
7
Czech Republic
Upstream
AS2852
CESNET z.s.p.o.
222
21
Czech Republic
Upstream
AS16019
Vodafone Czech Republic a.s.
119
59
Czech Republic
Upstream
AS29208
Quantcom, a.s.
933
33
Czech Republic
Peer
AS29504
Freenet Liberec, z.s.
287
2
Czech Republic
Peer
AS6881
NIX.CZ z.s.p.o.
205
5
Czech Republic
Downstream
AS62011
UNHfree.net z.s.
20
2
Czech Republic
Downstream
AS12984
PilsFree, z. s.
2
2
Czech Republic
Downstream
AS196762
ALKOM Security, a.s.
17
1
Czech Republic
Downstream
AS196843
KHnet.info, z.s.
17
3
Czech Republic
Downstream
AS198813
SychrovNET s.r.o
4
4
Czech Republic
Downstream
AS198977
UnArtel s.r.o.
1
3
Czech Republic
Downstream
AS201608
HovNet-SERVIS s.r.o.
1
4
Czech Republic
Downstream
AS31349
a-net Liberec s.r.o.
19
3
Czech Republic
Downstream
AS34596
HVfree.net servis. s.r.o.
1
3
Czech Republic
Downstream
AS35236
2 connect a.s.
34
12
Czech Republic
Downstream
AS41670
hkfree.org z.s.
1
3
Czech Republic
Downstream
AS42908
Nordic Telecom Regional s.r.o.
41
15
Czech Republic
Downstream
AS49095
PRAHA12.com s.r.o.
3
3
Czech Republic
Downstream
AS51331
SychrovNET s.r.o
29
6
Czech Republic
Downstream
AS51400
SPOJE.NET s.r.o.
3
2
Czech Republic
Downstream
AS57707
Greendata s.r.o.
2
7
Czech Republic
Downstream
AS59747
NIX.CZ z.s.p.o.
21
1
Czech Republic
Downstream
AS59984
KLFREE NETWORKS, s.r.o.
23
2
Czech Republic
Downstream
AS61981
Mach3net s.r.o.
2
2
Czech Republic
Downstream
AS62099
JM-Net, z.s.
19
5
Czech Republic
Downstream
AS34911
ELDATA prazska s.r.o.
20
5
France
Upstream
AS8218
Zayo Infrastructure France SA
1.864
25
Italy
Peer
AS51185
MainStreaming SpA
4.218
30
Netherlands
Peer
AS41047
Bart Vrancken trading as MLaB
3.005
5
Netherlands
Peer
AS49544
i3D.net B.V
6.510
134
Singapore
Upstream
AS24482
SG.GS
8.488
17
Sweden
Upstream
AS1299
Arelion Sweden AB
2.474
95
United States
Upstream
AS6939
Hurricane Electric LLC
10.632
262
United States
Peer
AS36236
NetActuate, Inc
7.343
206
- - show more (+30 entries) - -
- - show less (-30 entries) - -
Internet eXchange (IX) connections
Country
City
IX name
Port speed
Members
Czech Republic
Praha 3
NIX.CZ
200 Gb
203
Announced (uniq) prefixes
Country
ASN
Announced prefix
Description
Size
CZ
AS8251
31.47.96.0/20
Neutral Free eXchange members - FreeTel alternate
4.096
Czech Republic
AS8251
78.108.96.0/20
Neutral Free eXchange members - FreeTel alternate
4.096
Czech Republic
AS8251
81.201.48.0/21
Neutral Free eXchange members - FreeTel alternate
2.048
Czech Republic
AS8251
81.201.56.0/21
Neutral Free eXchange members - FreeTel alternate
2.048
Czech Republic
AS8251
185.99.64.0/22
Neutral Free eXchange members - FreeTel alternate
1.024
Czech Republic
AS8251
212.79.96.0/20
Neutral Free eXchange members - FreeTel alternate
4.096
Country
ASN
Announced prefix
Description
Size
Czech Republic
AS8251
2a01:490::/32
IPv6 NFX network
7,9E+28
Log
000
+000
Parse input (ASN)
000
+000
Search database for 'AS8251'
002
+002
1 ASN's found
002
+000
Done
002
+000
Load details of AS8251
023
+021
7 prefixes found
059
+035
41 peers found
062
+003
1 IX members found (2 connections)
065
+003
4 links loaded, 1 verified
067
+002
5 historical items loaded
067
+000
Done