- AS Info
- Graph v4
- Graph v6
- Prefixes v4
- Prefixes v6
- Bogon
- Peers v4
- Peers v6
- Whois
- IRR
- IX
- Traceroute
Company Website:
Company Looking Glass:
Country of Origin:
Internet Exchanges: 2
Prefixes Originated (all): 12
Prefixes Originated (v4): 11
Prefixes Originated (v6): 1
Prefixes Announced (all): 39
Prefixes Announced (v4): 34
Prefixes Announced (v6): 5
RPKI Originated Valid (all): 12
RPKI Originated Valid (v4): 11
RPKI Originated Valid (v6): 1
RPKI Originated Invalid (all): 0
RPKI Originated Invalid (v4): 0
RPKI Originated Invalid (v6): 0
BGP Peers Observed (all): 55
BGP Peers Observed (v4): 52
BGP Peers Observed (v6): 38
IPs Originated (v4): 117,760
AS Paths Observed (v4): 14,131
AS Paths Observed (v6): 1,128
Average AS Path Length (all): 3.749
Average AS Path Length (v4): 3.783
Average AS Path Length (v6): 3.324
Prefixes Originated (all): 12
Prefixes Originated (v4): 11
Prefixes Originated (v6): 1
Prefixes Announced (all): 39
Prefixes Announced (v4): 34
Prefixes Announced (v6): 5
RPKI Originated Valid (all): 12
RPKI Originated Valid (v4): 11
RPKI Originated Valid (v6): 1
RPKI Originated Invalid (all): 0
RPKI Originated Invalid (v4): 0
RPKI Originated Invalid (v6): 0
BGP Peers Observed (all): 55
BGP Peers Observed (v4): 52
BGP Peers Observed (v6): 38
IPs Originated (v4): 117,760
AS Paths Observed (v4): 14,131
AS Paths Observed (v6): 1,128
Average AS Path Length (all): 3.749
Average AS Path Length (v4): 3.783
Average AS Path Length (v6): 3.324
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AS25512 IPv4 Peers
AS25512 IPv6 Peers
ASN | Name |
---|---|
AS174 | Cogent Communications |
AS1299 | Arelion Sweden AB |
AS6939 | Hurricane Electric LLC |
AS6461 | Zayo Bandwidth |
AS25512 IPv4 Peer Count
AS25512 IPv6 Peer Count
AS25512 IPv4 Prefixes Announced
AS25512 IPv6 Prefixes Announced
AS25512 IPv4 Prefixes Originated
AS25512 IPv6 Prefixes Originated
AS25512 IPv4 Route Propagation
AS25512 IPv6 Route Propagation
Prefix | Description | Visibility |
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CD-Telematika a.s.
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CD-Telematika a.s.
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CD-Telematika a.s.
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CD-Telematika a.s.
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CD-Telematika a.s.
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Prefix | Description | Visibility |
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Prefix | Description |
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Bogon Prefixes | ||
---|---|---|
Prefix | Type | Status |
Rank | Description | IPv6 | Peer |
---|---|---|---|
1 | Cogent Communications![]() |
X | AS174 |
2 | Zayo Bandwidth![]() |
X | AS6461 |
3 | Arelion Sweden AB![]() |
X | AS1299 |
4 | Hurricane Electric LLC![]() |
X | AS6939 |
5 | Inter.link GmbH![]() |
X | AS5405 |
6 | Zayo Infrastructure France SA![]() |
X | AS8218 |
7 | Core-Backbone GmbH![]() |
X | AS33891 |
8 | Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH![]() |
X | AS1764 |
9 | OMEGA plus Chrudim s.r.o.![]() |
X | AS35046 |
10 | RIPE Network Coordination Centre![]() |
X | AS4455 |
11 | NIX.CZ z.s.p.o.![]() |
X | AS6881 |
12 | KAZA.cz s.r.o.![]() |
X | AS20609 |
13 | ITS akciova spolecnost![]() |
X | AS48417 |
14 | KYOCERA AVX Components s.r.o.![]() |
AS50975 | |
15 | Bart Vrancken trading as MLaB![]() |
X | AS41047 |
16 | mirnet s.r.o.![]() |
AS56827 | |
17 | RETE internet, s.r.o.![]() |
AS43507 | |
18 | ![]() |
X | AS22356 |
19 | Convergenze S.p.A.![]() |
X | AS39120 |
20 | Kabelova televize Usti nad Orlici, spol. s r. o.![]() |
X | AS51449 |
21 | SUPRO, spol. s r.o.![]() |
X | AS47868 |
22 | IT PROFI s.r.o.![]() |
AS3161 | |
23 | NetIX Communications JSC![]() |
X | AS57463 |
24 | CadcaNet plus s. r. o.![]() |
AS200355 | |
25 | NetActuate, Inc![]() |
X | AS36236 |
26 | RIPE Network Coordination Centre![]() |
X | AS6204 |
27 | OG Soft s.r.o.![]() |
X | AS56717 |
28 | Ales Tesacek![]() |
AS51524 | |
29 | Euroweb Romania S.R.L.![]() |
X | AS6663 |
30 | TeSuNet s.r.o.![]() |
AS213387 | |
31 | Freenet Liberec, z.s.![]() |
X | AS29504 |
32 | Economia a.s.![]() |
X | AS43614 |
33 | SG.GS![]() |
X | AS24482 |
34 | ![]() |
X | AS14840 |
35 | SychrovNET s.r.o![]() |
X | AS51331 |
36 | Serbia BroadBand-Srpske Kablovske mreze d.o.o.![]() |
AS31042 | |
37 | OMONIA d.o.o.![]() |
AS44306 | |
38 | SKODA AUTO a.s.![]() |
AS20708 | |
39 | Bharti Airtel Ltd![]() |
AS9498 | |
40 | Komplet NET s.r.o.![]() |
AS200678 | |
41 | LEVEL EIGHTY-SIX COMMUNICATIONS LTD![]() |
X | AS212483 |
42 | Alberon Letohrad s.r.o![]() |
X | AS56450 |
43 | Internet4you.cz, spol. s r.o.![]() |
AS197550 | |
44 | Sprint![]() |
X | AS1239 |
45 | Hohl IT e.U.![]() |
X | AS40994 |
46 | Skylon Solutions Limited![]() |
AS202297 | |
47 | i3D.net B.V![]() |
X | AS49544 |
48 | PEER 1031 LLC![]() |
X | AS1031 |
49 | PH, spol. s r. o.![]() |
AS47131 | |
50 | TERMS a.s.![]() |
AS200828 | |
51 | Fastly, Inc.![]() |
AS54113 | |
52 | SIACOM JSC![]() |
X | AS198150 |
Rank | Description | IPv4 | Peer |
---|---|---|---|
1 | Cogent Communications![]() |
X | AS174 |
2 | Arelion Sweden AB![]() |
X | AS1299 |
3 | Hurricane Electric LLC![]() |
X | AS6939 |
4 | Zayo Bandwidth![]() |
X | AS6461 |
5 | Zayo Infrastructure France SA![]() |
X | AS8218 |
6 | OMEGA plus Chrudim s.r.o.![]() |
X | AS35046 |
7 | Inter.link GmbH![]() |
X | AS5405 |
8 | SUPRO, spol. s r.o.![]() |
X | AS47868 |
9 | ![]() |
X | AS14840 |
10 | Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH![]() |
X | AS1764 |
11 | RVTech s.r.o.![]() |
AS60275 | |
12 | Alberon Letohrad s.r.o![]() |
X | AS56450 |
13 | NIX.CZ z.s.p.o.![]() |
X | AS6881 |
14 | Sprint![]() |
X | AS1239 |
15 | SG.GS![]() |
X | AS24482 |
16 | Kabelova televize Usti nad Orlici, spol. s r. o.![]() |
X | AS51449 |
17 | NetIX Communications JSC![]() |
X | AS57463 |
18 | SIACOM JSC![]() |
X | AS198150 |
19 | i3D.net B.V![]() |
X | AS49544 |
20 | NetActuate, Inc![]() |
X | AS36236 |
21 | ![]() |
X | AS22356 |
22 | RIPE Network Coordination Centre![]() |
X | AS4455 |
23 | Euroweb Romania S.R.L.![]() |
X | AS6663 |
24 | ITS akciova spolecnost![]() |
X | AS48417 |
25 | RIPE Network Coordination Centre![]() |
X | AS6204 |
26 | KAZA.cz s.r.o.![]() |
X | AS20609 |
27 | LEVEL EIGHTY-SIX COMMUNICATIONS LTD![]() |
X | AS212483 |
28 | Core-Backbone GmbH![]() |
X | AS33891 |
29 | PEER 1031 LLC![]() |
X | AS1031 |
30 | VSHosting s.r.o.![]() |
AS43541 | |
31 | MainStreaming SpA![]() |
AS51185 | |
32 | Hohl IT e.U.![]() |
X | AS40994 |
33 | Freenet Liberec, z.s.![]() |
X | AS29504 |
34 | Bart Vrancken trading as MLaB![]() |
X | AS41047 |
35 | SychrovNET s.r.o![]() |
X | AS51331 |
36 | Convergenze S.p.A.![]() |
X | AS39120 |
37 | Economia a.s.![]() |
X | AS43614 |
38 | OG Soft s.r.o.![]() |
X | AS56717 |
as-block: AS25365 - AS25542 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: AS25512 as-name: CDT-AS descr: The Czech Republic org: ORG-CTa3-RIPE remarks: # TRANSIT import: from AS1299 accept ANY # TELIA export: to AS1299 announce AS-CDT-NETWORKS import: from AS174 accept ANY # COGENT export: to AS174 announce AS-CDT-NETWORKS remarks: # Peering import: from AS6881 accept ANY # NIXCZ export: to AS6881 announce AS-CDT-NETWORKS import: from AS47200 accept ANY # NIX Routeservers export: to AS47200 announce ANY import: from AS47627 accept ANY # NIXSK Routeservers export: to AS47627 announce ANY remarks: # CUSTOMERS import: from AS6881 accept ANY # NIX export: to AS6881 announce ANY import: from AS21241 accept ANY # MUZO export: to AS21241 announce ANY import: from AS34040 accept ANY # TTNET export: to AS34040 announce ANY import: from AS35046 accept ANY # Omega export: to AS35046 announce ANY import: from AS43507 accept ANY # RETE export: to AS43507 announce ANY import: from AS44424 accept ANY # MALL export: to AS44424 announce ANY import: from AS47767 accept ANY # RCO export: to AS47767 announce ANY import: from AS47868 accept ANY # SUPRO export: to AS47868 announce ANY import: from AS48417 accept ANY # ITS export: to AS48417 announce ANY import: from AS56450 accept ANY # ALBERON export: to AS56450 announce ANY import: from AS197550 accept ANY # INTERNET4YOU export: to AS197550 announce ANY import: from AS49101 accept ANY # KTCZ export: to AS49101 announce ANY import: from AS51524 accept ANY # ATESACEK export: to AS51524 announce ANY import: from AS56827 accept ANY # MIRNET SRO export: to AS56827 announce ANY import: from AS198403 accept ANY # MATRIGO export: to AS198403 announce ANY import: from AS56717 accept ANY # RESAL export: to AS56717 announce ANY import: from AS197698 accept ANY # D-H-T export: to AS197698 announce ANY import: from AS47131 accept ANY # PHSPOL export: to AS47131 announce ANY import: from AS43614 accept ANY # ECONOMIA export: to AS43614 announce ANY import: from AS56456 accept ANY # C2NET export: to AS56456 announce ANY import: from AS20708 accept ANY # SKODA AUTO a.s. export: to AS20708 announce ANY import: from AS62178 accept ANY # MASTER IT export: to AS62178 announce ANY import: from AS49488 accept ANY # TLD via NIX export: to AS49488 announce ANY import: from AS60275 accept ANY # RVTECH export: to AS60275 announce ANY import: from AS3161 accept ANY # IT Profi Vimperk export: to AS3161 announce ANY import: from AS20609 accept ANY # Kaza export: to AS20609 announce ANY import: from AS30738 accept ANY # Netart export: to AS30738 announce ANY import: from AS50975 accept ANY # AVX_AS export: to AS50975 announce ANY import: from AS62159 accept ANY # HAPPY Technik export: to AS62159 announce ANY import: from AS197019 accept ANY # Wedos export: to AS197019 announce ANY import: from AS200155 accept ANY # TCPISEK-CZ export: to AS200155 announce ANY import: from AS200355 accept ANY # CADCANET export: to AS200355 announce ANY import: from AS201457 accept ANY # KOOPERATIVA-AS export: to AS201457 announce ANY import: from AS42908 accept ANY # AS-NORDICTELECOM export: to AS42908 announce ANY import: from AS213387 accept ANY # TESUNET export: to AS213387 announce ANY remarks: End of list admin-c: CDT-RIPE tech-c: CDT-RIPE status: ASSIGNED mnt-by: RIPE-NCC-END-MNT mnt-by: CDT-MNT created: 2002-12-17T14:28:40Z last-modified: 2021-05-10T06:59:39Z source: RIPE organisation: ORG-CTa3-RIPE org-name: CD-Telematika a.s. country: CZ org-type: LIR address: Pernerova 2819/2a address: 130 00, address: Praha 3 address: CZECH REPUBLIC phone: +420210021695 fax-no: +420210021610 admin-c: CJ167-RIPE admin-c: PL1116-RIPE abuse-c: CDT-RIPE mnt-ref: RIPE-NCC-HM-MNT mnt-ref: CDT-MNT mnt-by: RIPE-NCC-HM-MNT mnt-by: CDT-MNT created: 2004-04-17T11:04:09Z last-modified: 2023-12-20T07:04:08Z source: RIPE # Filtered role: CDT hostmaster address: CD-Telematika a.s. address: Pod Taborem 6 address: Praha 9 address: 191 00 address: The Czech Republic phone: +420 210021 685 fax-no: +420 210021 699 remarks: -------------------------------------------------- remarks: abuse and spam reports please mail to abuse@cdt.cz remarks: remarks: peering and technical communication remarks: mail to ip(at)cdt.cz remarks: -------------------------------------------------- admin-c: PL1116-RIPE admin-c: CJ167-RIPE admin-c: ZP642-RIPE tech-c: PL1116-RIPE tech-c: CJ167-RIPE tech-c: ZP642-RIPE abuse-mailbox: abuse@cdt.cz nic-hdl: CDT-RIPE mnt-by: CDT-MNT created: 2004-01-26T14:58:45Z last-modified: 2022-10-04T10:12:54Z source: RIPE # Filtered
RIPE
aut-num: AS25512
as-name: CDT-AS
descr: The Czech Republic
org: ORG-CTa3-RIPE
remarks: # TRANSIT
import: from AS1299 accept ANY # TELIA
export: to AS1299 announce AS-CDT-NETWORKS
import: from AS174 accept ANY # COGENT
export: to AS174 announce AS-CDT-NETWORKS
remarks: # Peering
import: from AS6881 accept ANY # NIXCZ
export: to AS6881 announce AS-CDT-NETWORKS
import: from AS47200 accept ANY # NIX Routeservers
export: to AS47200 announce ANY
import: from AS47627 accept ANY # NIXSK Routeservers
export: to AS47627 announce ANY
remarks: # CUSTOMERS
import: from AS6881 accept ANY # NIX
export: to AS6881 announce ANY
import: from AS21241 accept ANY # MUZO
export: to AS21241 announce ANY
import: from AS34040 accept ANY # TTNET
export: to AS34040 announce ANY
import: from AS35046 accept ANY # Omega
export: to AS35046 announce ANY
import: from AS43507 accept ANY # RETE
export: to AS43507 announce ANY
import: from AS44424 accept ANY # MALL
export: to AS44424 announce ANY
import: from AS47767 accept ANY # RCO
export: to AS47767 announce ANY
import: from AS47868 accept ANY # SUPRO
export: to AS47868 announce ANY
import: from AS48417 accept ANY # ITS
export: to AS48417 announce ANY
import: from AS56450 accept ANY # ALBERON
export: to AS56450 announce ANY
import: from AS197550 accept ANY # INTERNET4YOU
export: to AS197550 announce ANY
import: from AS49101 accept ANY # KTCZ
export: to AS49101 announce ANY
import: from AS51524 accept ANY # ATESACEK
export: to AS51524 announce ANY
import: from AS56827 accept ANY # MIRNET SRO
export: to AS56827 announce ANY
import: from AS198403 accept ANY # MATRIGO
export: to AS198403 announce ANY
import: from AS56717 accept ANY # RESAL
export: to AS56717 announce ANY
import: from AS197698 accept ANY # D-H-T
export: to AS197698 announce ANY
import: from AS47131 accept ANY # PHSPOL
export: to AS47131 announce ANY
import: from AS43614 accept ANY # ECONOMIA
export: to AS43614 announce ANY
import: from AS56456 accept ANY # C2NET
export: to AS56456 announce ANY
import: from AS20708 accept ANY # SKODA AUTO a.s.
export: to AS20708 announce ANY
import: from AS62178 accept ANY # MASTER IT
export: to AS62178 announce ANY
import: from AS49488 accept ANY # TLD via NIX
export: to AS49488 announce ANY
import: from AS60275 accept ANY # RVTECH
export: to AS60275 announce ANY
import: from AS3161 accept ANY # IT Profi Vimperk
export: to AS3161 announce ANY
import: from AS20609 accept ANY # Kaza
export: to AS20609 announce ANY
import: from AS30738 accept ANY # Netart
export: to AS30738 announce ANY
import: from AS50975 accept ANY # AVX_AS
export: to AS50975 announce ANY
import: from AS62159 accept ANY # HAPPY Technik
export: to AS62159 announce ANY
import: from AS197019 accept ANY # Wedos
export: to AS197019 announce ANY
import: from AS200155 accept ANY # TCPISEK-CZ
export: to AS200155 announce ANY
import: from AS200355 accept ANY # CADCANET
export: to AS200355 announce ANY
import: from AS201457 accept ANY # KOOPERATIVA-AS
export: to AS201457 announce ANY
import: from AS42908 accept ANY # AS-NORDICTELECOM
export: to AS42908 announce ANY
import: from AS213387 accept ANY # TESUNET
export: to AS213387 announce ANY
remarks: End of list
admin-c: DUMY-RIPE
tech-c: DUMY-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: CDT-MNT
created: 2002-12-17T14:28:40Z
last-modified: 2021-05-10T06:59:39Z
source: RIPE
remarks: ****************************
remarks: * THIS OBJECT IS MODIFIED
remarks: * Please note that all data that is generally regarded as personal
remarks: * data has been removed from this object.
remarks: * To view the original object, please query the RIPE Database at:
remarks: * http://www.ripe.net/whois
remarks: ****************************
Exchange | CC | City | IPv4 | IPv6 |
---|---|---|---|---|
NIX.CZ
![]() |
CZ | Prague |
91.210.16.100 91.210.16.101 |
2001:7f8:14::1f:1 2001:7f8:14::1f:2 |
NIX.SK
![]() |
SK | Bratislava | 194.30.187.100 | 2001:7f8:91::35:1 |
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