IPv4 BGP weathermap

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Welcome to the IPv4 BGP weathermap, Below you'll find the result of the analyses of:

Analyzing :11299 originating AS number
Analyzing :55622 Prefixes
Analyzing :44 Countries

Prefixes per country

the number represent the number of unique prefixes found in the routing table

1	United Kingdom	7205
2	Germany	5448
3	Romania	5276
4	Bulgaria	4343
5	Ukraine	3922
6	France	3904
7	Poland	2728
8	Sweden	2419
9	Netherlands	2322
10	Spain	2267
11	Italy	2169
12	Switzerland	1889
13	Austria	1286
14	Belgium	1005
15	Finland	932
16	Hungary	796
17	Czech Republic	773
18	EU	737
19	Denmark	700
20	Norway	689
21	Greece	590
22	Lithuania	484
23	Ireland	413
24	Latvia	397

Top 25 Origin AS numbers in the current routing table

This represents how many prefixes are originated by these AS numbers

Origin AS number AS description number of origin prefixes announced
AS8468 ENTANET ENTANET International Ltd 1575
AS30890 EVOLVA Evolva Telecom s.r.l. 445
AS3292 TDC TDC Data Networks 428
AS8866 BTC-AS Bulgarian Telecommunication Company Plc. 390
AS3301 TELIANET-SWEDEN TeliaNet Sweden 369
AS3320 DTAG Deutsche Telekom AG 355
AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 320
AS3215 AS3215 France Telecom - Orange 316
AS12479 UNI2-AS Uni2 - Lince telecomunicaciones 303
AS680 DFN-IP service X-WiN 282
AS13124 IBGC Eurocom Cable Management Bulgaria Ltd 280
AS3269 ASN-IBSNAZ Telecom Italia S.p.a. 275
AS3303 SWISSCOM Swisscom (Switzerland) Ltd 262
AS8877 POWERNET-AS PowerNet Ltd 261
AS5432 BELGACOM-SKYNET-AS Belgacom regional ASN 256
AS3352 TELEFONICA-DATA-ESPANA TELEFONICA DE ESPANA 244
AS2065 FR-RENATER-HDMON Reseau metropolitain de Montpellier HDMON 243
AS6746 ASTRAL UPC Romania Srl, Romania 241
AS8708 RDSNET RCS & RDS S.A. 239
AS9050 RTD ROMTELECOM S.A 237
AS29314 VECTRANET-AS Vectra Technologie S.A. Autonomous System 234
AS31148 FREENET-AS FreeNet ISP 222
AS1257 TELE2 210
AS29686 PROBENETWORKS-AS Probe Networks 207
AS35002 NEWCOM-ASN New Com Telecomunicatii SA 203

Top 25 Transit/Upstream AS numbers in the routing table

This represents the number of distinct prefixes for which these AS's provide transit (i.e. are seen as upstream AS).

Transit/upstream AS number AS description number of prefixes
AS9002 RETN-AS ReTN.net Autonomous System 14987
AS6939 HURRICANE - Hurricane Electric, Inc. 12288
AS3356 LEVEL3 Level 3 Communications 9784
AS174 COGENT Cogent/PSI 9384
AS8359 COMSTAR COMSTAR-Direct global network 9147
AS1299 TELIANET TeliaNet Global Network 8360
AS3257 TINET-BACKBONE Tinet SpA 7578
AS3549 GBLX Global Crossing Ltd. 7290
AS23148 TERREMARK Terremark 6239
AS6461 MFNX MFN - Metromedia Fiber Network 5755
AS3216 SOVAM-AS EDN Sovintel LLC 4892
AS6453 GLOBEINTERNET TATA Communications 4889
AS2914 NTT-COMMUNICATIONS-2914 - NTT America, Inc. 3863
AS3267 RUNNET State Institute of Information Technologies and 3719
AS8928 INTEROUTE Interoute Communications Ltd 3633
AS19151 WVFIBER-1 - WV FIBER 3611
AS3320 DTAG Deutsche Telekom AG 3350
AS12956 TELEFONICA Telefonica Backbone Autonomous System 3157
AS5568 RBNET RBNet 2960
AS8001 NET-ACCESS-CORP - Net Access Corporation 2931
AS4637 REACH Reach Network Border AS 2615
AS2497 IIJ Internet Initiative Japan Inc. 2463
AS2516 KDDI KDDI CORPORATION 2379
AS8473 BAHNHOF Bahnhof AB 2286
AS6908 DATAHOP Datahop Autonomous System 2271

Top 25 Transit/Upstream AS numbers in the routing table based on OriginAS

This represents the number of distinct number of originAS's for which these AS's provide transit (i.e. are seen as upstream AS)

Transit/Upstream AS number AS description number of AS's for which this AS is providing Transit
AS9002 RETN-AS ReTN.net Autonomous System 1045
AS174 COGENT Cogent/PSI 1003
AS6939 HURRICANE - Hurricane Electric, Inc. 846
AS3356 LEVEL3 Level 3 Communications 738
AS8359 COMSTAR COMSTAR-Direct global network 569
AS3549 GBLX Global Crossing Ltd. 488
AS8220 COLT COLT Technology Services 472
AS3257 TINET-BACKBONE Tinet SpA 441
AS8928 INTEROUTE Interoute Communications Ltd 407
AS1299 TELIANET TeliaNet Global Network 405
AS3320 DTAG Deutsche Telekom AG 380
AS6461 MFNX MFN - Metromedia Fiber Network 354
AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 344
AS23148 TERREMARK Terremark 275
AS6453 GLOBEINTERNET TATA Communications 254
AS12741 INTERNETIA-AS Netia SA 231
AS286 KPN KPN Internet Backbone 226
AS21219 DATAGROUP CJSC DATAGROUP 224
AS8246 GTS-POLSKA-AS GTS Polska Sp. z o.o. 223
AS19151 WVFIBER-1 - WV FIBER 217
AS5617 TPNET Polish Telecom's commercial IP network 214
AS3267 RUNNET State Institute of Information Technologies and 210
AS8708 RDSNET RCS & RDS S.A. 210
AS20562 OPEN-PEERING-AS Open Peering Initiative, Amsterdam, The Netherlands 186
AS2914 NTT-COMMUNICATIONS-2914 - NTT America, Inc. 185