AS47232 ISP Alliance a.s.

Company Website:

http://www.ispalliance.cz

Looking Glass:

https://bgp.he.net/lg/47232

Country of Origin:

Internet Exchanges: 2

Prefixes Originated (all): 16
Prefixes Originated (v4): 10
Prefixes Originated (v6): 6

Prefixes Announced (all): 203
Prefixes Announced (v4): 160
Prefixes Announced (v6): 43

RPKI Originated Valid (all): 12
RPKI Originated Valid (v4): 6
RPKI Originated Valid (v6): 6

RPKI Originated Invalid (all): 0
RPKI Originated Invalid (v4): 0
RPKI Originated Invalid (v6): 0

BGP Peers Observed (all): 122
BGP Peers Observed (v4): 120
BGP Peers Observed (v6): 76

IPs Originated (v4): 9,984
AS Paths Observed (v4): 3,016
AS Paths Observed (v6): 1,194

Average AS Path Length (all): 3.946
Average AS Path Length (v4): 4.098
Average AS Path Length (v6): 3.564

AS47232 IPv4 Peers

ASN	Name
AS1299	Arelion Sweden AB
AS13199	Jaroslav Doubrava
AS201053	Stowarzyszenie e-Poludnie
AS16276	OVH SAS
AS3257	GTT Communications Inc.
AS20804	Exatel S.A.
AS39392	SH.cz s.r.o.
AS16019	Vodafone Czech Republic a.s.
AS6939	Hurricane Electric LLC
AS24940	Hetzner Online GmbH

AS47232 IPv6 Peers

ASN	Name
AS6939	Hurricane Electric LLC
AS1299	Arelion Sweden AB
AS3257	GTT Communications Inc.
AS39392	SH.cz s.r.o.
AS6461	Zayo Bandwidth
AS22356	Durand do Brasil Ltda
AS8218	Zayo Infrastructure France SA
AS20562	Broadband Hosting B.V.
AS14840	BR.Digital Telecom

AS47232 IPv4 Peer Count

AS47232 IPv6 Peer Count

AS47232 IPv4 Prefixes Announced

AS47232 IPv6 Prefixes Announced

AS47232 IPv4 Prefixes Originated

AS47232 IPv6 Prefixes Originated

AS47232 IPv4 Route Propagation

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AS47232 IPv6 Route Propagation

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Prefix	Description	Visibility
Loading Prefixes...

Prefix	Description
5.39.200.0/23	ISP Alliance a.s.
46.29.224.0/21	ISP Alliance a.s.
78.111.112.0/20	ISP Alliance a.s.
94.140.25.0/24	HelaPC s.r.o.
148.59.93.0/24	HelaPC s.r.o.
185.15.108.0/22	ISP Alliance a.s.
185.52.172.0/24	ISP Alliance a.s.
185.151.171.0/24	ISP Alliance
193.107.160.0/22	MACOnet s. r. o.
195.26.25.0/24	Omcom s.r.o.

Prefix	Description	Visibility
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Prefix	Description
2a02:17a0::/29	ISP Alliance a.s.
2a02:17a0:d000::/36	ISP Alliance
2a03:2a80::/29	ISP Alliance a.s.
2a03:2a82::/31	ISP Alliance a.s.
2a04:7bc0::/29	ISP Alliance a.s.
2a04:7bc7::/32	ISP Alliance

Bogon Prefixes
Prefix	Type	Status

Rank	Description	IPv6	Peer
1	Arelion Sweden AB	X	AS1299
2	Jaroslav Doubrava	X	AS13199
3	Stowarzyszenie e-Poludnie		AS201053
4	OVH SAS	X	AS16276
5	GTT Communications Inc.	X	AS3257
6	Exatel S.A.	X	AS20804
7	SH.cz s.r.o.	X	AS39392
8	Vodafone Czech Republic a.s.		AS16019
9	Hurricane Electric LLC	X	AS6939
10	Hetzner Online GmbH	X	AS24940
11	Slovak Telekom, a.s.		AS6855
12	WorldStream B.V.		AS49981
13	Zayo Bandwidth	X	AS6461
14	SWAN, a.s.		AS5578
15	Durand do Brasil Ltda	X	AS22356
16	Quantcom, a.s.		AS29208
17	Fiord Networks, UAB	X	AS28917
18	INTERKVM HOST SRL	X	AS6204
19	O2 Czech Republic, a.s.		AS5610
20	LWLcom GmbH	X	AS50629
21	Broadband Hosting B.V.	X	AS20562
22	GGNET TELECOMUNICACOES LTDA		AS53062
23	Huge Solucoes Corporativas Ltda	X	AS264409
24	UVT Internet s.r.o.	X	AS35236
25	BR.Digital Telecom	X	AS14840
26	Euroweb Romania S.R.L.	X	AS6663
27	Bharti Airtel Ltd		AS9498
28	Webglobe, s.r.o.	X	AS29134
29	ARISTO NETWORKS LTD		AS216265
30	PODA a.s.		AS30764
31	OMEGA plus Chrudim s.r.o.	X	AS35046
32	MC-IX Matrix Internet Exchange RS-1		AS55818
33	Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH	X	AS1764
34	Fiber Telecom S.p.A.	X	AS41327
35	Nessus GmbH		AS47692
36	Warnet.cz s.r.o.	X	AS47727
37	Wobcom GmbH	X	AS9136
38	AVONET, s.r.o.	X	AS20723
39	ISP Alliance a.s.	X	AS210712
40	SG.GS	X	AS24482
41	i3D.net B.V	X	AS49544
42	Jiri Tlapak		AS39455
43	SPOJE.NET s.r.o.	X	AS51400
44	CEZNET s.r.o.	X	AS204064
45	Jiri Tlapak	X	AS204666
46	Seznam.cz, a.s.		AS43037
47	Zayo Infrastructure France SA	X	AS8218
48	ISP Alliance a.s.		AS201464
49	OMONIA d.o.o.		AS44306
50	Altnet s.r.o.	X	AS50163
51	G-Core Labs S.A.		AS199524
52	SIACOM JSC	X	AS198150
53	CC INTERNET s.r.o.		AS202921
54	IX Reach Ltd		AS4455
55	A1 Telekom Austria AG		AS8447
56	1&1 Versatel GmbH		AS8881
57	Axclusive	X	AS132337
58	Atman Sp. z o.o.		AS15694
59	United Networks SE		AS201533
60	ISP Alliance a.s.		AS52084
61	ECOMP spol s r.o.	X	AS207886
62	Ahosting a.s.	X	AS50415
63	Fonira Telekom GmbH	X	AS51184
64	Martin Fryzl		AS208847
65	Lancom Ltd.	X	AS199081
66	VEJNET.CZ s.r.o.	X	AS202877
67	Virtual Technologies & Solutions	X	AS37721
68	NIX.CZ z.s.p.o.	X	AS6881
69	Akamai International B.V.		AS20940
70	Miroslav Klement		AS60529
71	Sauron CZ s.r.o.		AS57279
72	BMB-Green s.r.o.	X	AS206951
73	ISP Alliance a.s.	X	AS197393
74	Neterra Ltd.		AS34224
75	LEVEL EIGHTY-SIX COMMUNICATIONS LTD	X	AS212483
76	Freenet Liberec, z.s.	X	AS29504
77	HelaPC s.r.o.	X	AS197879
78	LINZ STROM GAS WAERME GmbH fuer Energiedienstleistungen und Telekommunikation		AS35369
79	Open X Tecnologia Ltda	X	AS263444
80	ISP Alliance a.s.	X	AS202774
81	United Networks SE	X	AS201559
82	NetIX Communications JSC	X	AS57463
83	Skylon Solutions Limited		AS202297
84	Zenlayer Inc		AS4229
85	Novelcomm LP	X	AS206735
86	United Networks SE	X	AS197296
87	AB-NET s.r.o.		AS57077
88	Telehouse EAD		AS57344
89	ISP Alliance a.s.		AS202131
90	United Networks SE	X	AS201625
91	NetActuate, Inc	X	AS36236
92	JHComp s.r.o.	X	AS50971
93	UAB "Bite Lietuva"		AS13194
94	Hohl IT e.U.	X	AS40994
95	Rychly drat, s.r.o.	X	AS202618
96	Inovare-Prim SRL	X	AS60602
97	ALPHA StylSoft, s.r.o.	X	AS198814
98	TRIOPTIMUM s.r.o.	X	AS33883
99	M247 Europe SRL		AS9009
100	ISP Alliance a.s.	X	AS201476
101	Apple Inc.		AS714
102	Kabel-TV Lampert GmbH & Co KG	X	AS59890
103	Windyghoul s.r.o.	X	AS205535
104	Sys-DataCom s.r.o.	X	AS44002
105	TeamCity s.r.o.	X	AS212975
106	Convergenze S.p.A.	X	AS39120
107	SATT a.s.	X	AS56566
108	Valve Corporation	X	AS32590
109	CUBESOL, s.r.o.	X	AS205002
110	Netia SA		AS12741
111	TurkNet Iletisim Hizmetleri A.S.		AS12735
112	GTT Communications Inc.	X	AS286
113	Vlasimnet s.r.o.	X	AS44500
114	DPT s.r.o.		AS210139
115	Rtyne.net s.r.o.		AS56624
116	O2 Czech Republic, a.s.		AS12570
117	NETPLANET GmbH		AS24953
118	DOBNET, z.s.	X	AS209621
119	MasterDC s.r.o.		AS24971
120	Telemach Slovenija d.o.o.	X	AS3212

Rank	Description	IPv4	Peer
1	Hurricane Electric LLC	X	AS6939
2	Arelion Sweden AB	X	AS1299
3	GTT Communications Inc.	X	AS3257
4	SH.cz s.r.o.	X	AS39392
5	Zayo Bandwidth	X	AS6461
6	Durand do Brasil Ltda	X	AS22356
7	Zayo Infrastructure France SA	X	AS8218
8	Broadband Hosting B.V.	X	AS20562
9	BR.Digital Telecom	X	AS14840
10	LWLcom GmbH	X	AS50629
11	UVT Internet s.r.o.	X	AS35236
12	Huge Solucoes Corporativas Ltda	X	AS264409
13	INTERKVM HOST SRL	X	AS6204
14	TRIOPTIMUM s.r.o.	X	AS33883
15	Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH	X	AS1764
16	AVONET, s.r.o.	X	AS20723
17	Webglobe, s.r.o.	X	AS29134
18	SPOJE.NET s.r.o.	X	AS51400
19	Jiri Tlapak	X	AS204666
20	OMEGA plus Chrudim s.r.o.	X	AS35046
21	Fiber Telecom S.p.A.	X	AS41327
22	i3D.net B.V	X	AS49544
23	ECOMP spol s r.o.	X	AS207886
24	Fiord Networks, UAB	X	AS28917
25	ISP Alliance a.s.	X	AS201476
26	NIX.CZ z.s.p.o.	X	AS6881
27	Inovare-Prim SRL	X	AS60602
28	VEJNET.CZ s.r.o.	X	AS202877
29	Altnet s.r.o.	X	AS50163
30	United Networks SE	X	AS201625
31	ISP Alliance a.s.	X	AS202774
32	SG.GS	X	AS24482
33	ISP Alliance a.s.	X	AS197393
34	United Networks SE	X	AS197296
35	Open X Tecnologia Ltda	X	AS263444
36	Hetzner Online GmbH	X	AS24940
37	HelaPC s.r.o.	X	AS197879
38	ISP Alliance a.s.	X	AS210712
39	NetIX Communications JSC	X	AS57463
40	LEVEL EIGHTY-SIX COMMUNICATIONS LTD	X	AS212483
41	Exatel S.A.	X	AS20804
42	Hohl IT e.U.	X	AS40994
43	United Networks SE	X	AS201559
44	Zain Omantel International FZ-LLC		AS8529
45	Vlasimnet s.r.o.	X	AS44500
46	Kabel-TV Lampert GmbH & Co KG	X	AS59890
47	Jaroslav Doubrava	X	AS13199
48	Lancom Ltd.	X	AS199081
49	Virtual Technologies & Solutions	X	AS37721
50	SATT a.s.	X	AS56566
51	Euroweb Romania S.R.L.	X	AS6663
52	Fonira Telekom GmbH	X	AS51184
53	CEZNET s.r.o.	X	AS204064
54	Ahosting a.s.	X	AS50415
55	Axclusive	X	AS132337
56	GTT Communications Inc.	X	AS286
57	JHComp s.r.o.	X	AS50971
58	ALPHA StylSoft, s.r.o.	X	AS198814
59	OVH SAS	X	AS16276
60	Windyghoul s.r.o.	X	AS205535
61	DOBNET, z.s.	X	AS209621
62	Telemach Slovenija d.o.o.	X	AS3212
63	BMB-Green s.r.o.	X	AS206951
64	Valve Corporation	X	AS32590
65	TeamCity s.r.o.	X	AS212975
66	wilhelm.tel GmbH		AS15943
67	SIACOM JSC	X	AS198150
68	NetActuate, Inc	X	AS36236
69	Sys-DataCom s.r.o.	X	AS44002
70	Novelcomm LP	X	AS206735
71	Convergenze S.p.A.	X	AS39120
72	Warnet.cz s.r.o.	X	AS47727
73	Rychly drat, s.r.o.	X	AS202618
74	Freenet Liberec, z.s.	X	AS29504
75	CUBESOL, s.r.o.	X	AS205002
76	Wobcom GmbH	X	AS9136

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RIPE

aut-num: AS47232 as-name: ISPAlliance org: ORG-GSa22-RIPE import: from AS21430 accept ANY import: from AS29208 accept ANY import: from AS197296 accept ANY import: from AS56624 accept ANY import: from AS49767 accept ANY import: from AS39392 accept ANY import: from AS35046 accept ANY import: from AS200059 accept ANY import-via: AS6777 from AS-ANY accept ANY export: to AS29208 announce AS-ISPALLIANCE-CZ export: to AS197296 announce ANY export: to AS56624 announce ANY export: to AS49767 announce ANY export: to AS39392 announce ANY export: to AS35046 announce ANY export: to AS200059 announce ANY export-via: AS6777 to AS-ANY announce AS-ISPALLIANCE-CZ remarks: This ASN is used for residential broadband ISPs services. remarks: ---------------------------------------------------------------------- remarks: TRANSIT IMPORT mp-import: afi any.unicast from AS47232:AS-TRANSIT accept ANY remarks: remarks: EXCHANGE POINTS IMPORT mp-import: afi any.unicast from AS47232:AS-IX accept ANY remarks: remarks: CUSTOMERS IMPORT mp-import: afi any.unicast from AS47232:AS-CUSTOMERS accept PeerAS remarks: ---------------------------------------------------------------------- remarks: remarks: ---------------------------------------------------------------------- remarks: TRANSIT EXPORT mp-export: afi any.unicast to AS47232:AS-TRANSIT announce AS-ISPALLIANCE-CZ remarks: remarks: EXCHANGE POINTS EXPORT mp-export: afi any.unicast to AS47232:AS-IX announce AS-ISPALLIANCE-CZ remarks: remarks: CUSTOMERS EXPORT mp-export: afi any.unicast to AS47232:AS-CUSTOMERS announce ANY remarks: ---------------------------------------------------------------------- remarks: admin-c: DUMY-RIPE tech-c: DUMY-RIPE status: ASSIGNED notify: ruzicka@grapesc.cz mnt-by: RIPE-NCC-END-MNT mnt-by: MNT-GRAPESC created: 2008-05-21T13:49:01Z last-modified: 2026-05-29T05:07:46Z 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	91.210.16.109 91.210.16.143	2001:7f8:14::33:2 2001:7f8:14::33:1
Peering.cz	CZ	Prague	185.0.20.22 185.0.20.23	2001:7f8:7f::22 2001:7f8:7f::23

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