Autonomous System details
AS8447
A1 Telekom Austria AG — a1.at
Summary
| Country |
 Austria
|
| Organization | A1 Telekom Austria AG |
| Domain | a1.at |
| Number of IPv4 | 2,847,232 |
| Number of IPv6 | 3.1691× 1030 |
| AS Type | ISP |
| Registry | RIPE NCC |
| Allocated | September 20, 2002 (about 24 years ago) |
| Updated | July 09, 2026 (about 1 months ago) |
IP Ranges
AS8447 announces 124 IPv4 ranges and 11 IPv6 ranges.
That's a total of 2,847,232 IPv4 addresses and 3.1691× 1030 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 37.44.220.0/24 |
A1 Telekom Austria AG
|
256 | RIPE NCC | ALLOCATED PA |
| 45.132.35.0/24 |
Technische Universitaet Graz
|
256 | RIPE NCC | ALLOCATED-ASSIGNED PA |
| 46.74.0.0/15 |
Dial-in-pools
|
131,072 | RIPE NCC | ASSIGNED PA |
| 46.206.0.0/15 |
Dial-in-pools
|
131,072 | RIPE NCC | ASSIGNED PA |
| 62.46.0.0/15 |
High Speed Internet Customers
|
131,072 | RIPE NCC | ASSIGNED PA |
| 62.116.32.0/19 |
High Speed Internet Customers
|
8,192 | RIPE NCC | ASSIGNED PA |
| 64.235.148.0/24 |
 Barracuda Networks, Inc.
|
256 | ARIN | ALLOCATION |
| 64.235.149.0/24 |
Barracuda Networks, Inc.
|
256 | ARIN | ALLOCATION |
| 65.86.33.0/24 |
 Code200
|
256 | ARIN | REALLOCATION |
| 65.86.34.0/24 |
Code200
|
256 | ARIN | REALLOCATION |
| 65.86.35.0/24 |
Code200
|
256 | ARIN | REALLOCATION |
| 80.75.32.0/19 |
Mobilkom Internet Lab
|
8,192 | RIPE NCC | ASSIGNED PA |
| 80.75.34.0/24 |
Mobilkom Ars Gi Networks
|
256 | RIPE NCC | ASSIGNED PA |
| 80.89.96.0/20 |
High Speed Internet Customers
|
4,096 | RIPE NCC | ASSIGNED PA |
| 80.120.0.0/14 |
Pfeiffer Metallbau GmbH
|
262,144 | RIPE NCC | ASSIGNED PA |
| 80.240.224.0/20 |
A1 Telekom Austria Customers
|
4,096 | RIPE NCC | ASSIGNED PA |
| 81.5.192.0/18 |
A1 Telekom Austria AG
|
16,384 | RIPE NCC | ALLOCATED PA |
| 84.20.160.0/19 |
MobilePools
|
8,192 | RIPE NCC | ASSIGNED PA |
| 85.90.128.0/19 |
High Speed Internet Customers
|
8,192 | RIPE NCC | ASSIGNED PA |
| 87.86.8.0/22 |
ODE20-20080305-GTT
|
1,024 | RIPE NCC | SUB-ALLOCATED PA |
| 87.86.82.0/23 |
ODE20-20080305-GTT
|
512 | RIPE NCC | SUB-ALLOCATED PA |
| 87.86.84.0/23 |
ODE20-20080305-GTT
|
512 | RIPE NCC | SUB-ALLOCATED PA |
| 88.116.0.0/15 |
A1 Telekom Austria AG
|
131,072 | RIPE NCC | ALLOCATED PA |
| 88.116.217.0/24 |
A1 Telekom Austria AG
|
256 | RIPE NCC | ALLOCATED PA |
| 89.46.122.0/24 |
Rkp It-solutions GmbH
|
256 | RIPE NCC | ALLOCATED PA |
| 89.46.124.0/24 |
Rkp It-solutions GmbH
|
256 | RIPE NCC | ALLOCATED PA |
| 89.144.192.0/18 |
MobilePools
|
16,384 | RIPE NCC | ASSIGNED PA |
| 91.112.0.0/14 |
A1 Telekom Austria AG - Business Customers
|
262,144 | RIPE NCC | ASSIGNED PA |
| 91.201.171.0/24 |
Itaurus IT Dienstleistungs GmbH
|
256 | RIPE NCC | ALLOCATED-ASSIGNED PA |
| 91.206.192.0/23 |
Glanzer Online Kg
|
512 | RIPE NCC | ASSIGNED PI |
| 91.209.219.0/24 |
Ing. Christian Dvorak
|
256 | RIPE NCC | ASSIGNED PI |
| 91.213.132.0/24 |
Michael Maresch
|
256 | RIPE NCC | ASSIGNED PI |
| 91.220.2.0/24 |
Jcl GmbH
|
256 | RIPE NCC | ASSIGNED PI |
| 91.230.142.0/24 |
Knoch, Kern & Co. Kg
|
256 | RIPE NCC | ASSIGNED PI |
| 92.248.0.0/17 |
MobilePools
|
32,768 | RIPE NCC | ASSIGNED PA |
| 93.82.0.0/15 |
High Speed Internet Customers
|
131,072 | RIPE NCC | ASSIGNED PA |
| 93.111.0.0/16 |
Dial-in-pools
|
65,536 | RIPE NCC | ASSIGNED PA |
| 136.238.16.0/24 |
 Schindler Informatik AG
|
256 | ARIN | REASSIGNMENT |
| 149.154.102.0/24 |
Raiffeisen Rechenzentrum GmbH
|
256 | RIPE NCC | ALLOCATED PA |
| 157.247.0.0/16 |
Avl List GmbH
|
65,536 | RIPE NCC | LEGACY |
| 157.247.0.0/24 |
Avl List GmbH
|
256 | RIPE NCC | LEGACY |
| 157.247.1.0/24 |
Avl List GmbH
|
256 | RIPE NCC | LEGACY |
| 157.247.128.0/24 |
Avl List GmbH
|
256 | RIPE NCC | LEGACY |
| 172.120.142.0/24 |
Cyberzonehub
|
256 | ARIN | ALLOCATION |
| 172.120.143.0/24 |
Energy Group Networks
|
256 | ARIN | ALLOCATION |
| 172.120.145.0/24 |
Energy Group Networks
|
256 | ARIN | ALLOCATION |
| 172.120.170.0/24 |
Energy Group Networks
|
256 | ARIN | ALLOCATION |
| 176.66.0.0/18 |
A1 Telekom Austria AG
|
16,384 | RIPE NCC | ALLOCATED PA |
| 176.66.128.0/17 |
A1 Telekom Austria AG
|
32,768 | RIPE NCC | ALLOCATED PA |
| 178.188.0.0/14 |
A1 Telekom Austria AG
|
262,144 | RIPE NCC | ALLOCATED PA |
| 185.157.248.0/22 |
Telecom Liechtenstein AG
|
1,024 | RIPE NCC | ASSIGNED PA |
| 185.202.151.0/24 |
Twinformatics GmbH
|
256 | RIPE NCC | ALLOCATED PA |
| 188.20.0.0/14 |
A1 Telekom Austria AG
|
262,144 | RIPE NCC | ALLOCATED PA |
| 188.45.0.0/16 |
MobilePools
|
65,536 | RIPE NCC | ASSIGNED PA |
| 192.92.138.0/24 |
A1 Telekom Austria AG
|
256 | RIPE NCC | LEGACY |
| 192.102.17.0/24 |
Avl List GmbH
|
256 | RIPE NCC | LEGACY |
| 192.164.0.0/19 |
High Speed Internet Customers
|
8,192 | RIPE NCC | ASSIGNED PA |
| 192.164.32.0/22 |
A1 Telekom Austria AG
|
1,024 | RIPE NCC | ALLOCATED PA |
| 192.164.39.0/24 |
A1 Telekom Austria AG
|
256 | RIPE NCC | ALLOCATED PA |
| 192.164.40.0/21 |
High Speed Internet Customers
|
2,048 | RIPE NCC | ASSIGNED PA |
| 192.164.48.0/20 |
High Speed Internet Customers
|
4,096 | RIPE NCC | ASSIGNED PA |
| 192.164.64.0/21 |
High Speed Internet Customers
|
2,048 | RIPE NCC | ASSIGNED PA |
| 192.164.80.0/20 |
High Speed Internet Customers
|
4,096 | RIPE NCC | ASSIGNED PA |
| 192.164.96.0/19 |
High Speed Internet Customers
|
8,192 | RIPE NCC | ASSIGNED PA |
| 192.164.128.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 192.164.208.0/20 |
High Speed Internet Customers
|
4,096 | RIPE NCC | ASSIGNED PA |
| 192.164.224.0/19 |
High Speed Internet Customers
|
8,192 | RIPE NCC | ASSIGNED PA |
| 193.46.4.0/22 |
Emco GmbH
|
1,024 | RIPE NCC | ASSIGNED PI |
| 193.46.8.0/22 |
Emco GmbH
|
1,024 | RIPE NCC | ASSIGNED PI |
| 193.80.0.0/15 |
High Speed Internet Customers
|
131,072 | RIPE NCC | ASSIGNED PA |
| 193.83.0.0/16 |
A1 Telekom Austria AG
|
65,536 | RIPE NCC | ALLOCATED PA |
| 193.84.94.0/24 |
Abm Feregyhazy & Simon GmbH
|
256 | RIPE NCC | ASSIGNED PI |
| 193.149.217.0/24 |
Wolfgang Denzel Auto AG
|
256 | RIPE NCC | ASSIGNED PI |
| 193.154.0.0/16 |
A1 Telekom Austria AG
|
65,536 | RIPE NCC | ALLOCATED PA |
| 193.160.98.0/23 |
Brvz Bau- Rechen- U. Verwaltungszentrum Gesellschaft M.B.H.
|
512 | RIPE NCC | ASSIGNED PI |
| 193.187.212.0/22 |
A1 Telekom Austria AG
|
1,024 | RIPE NCC | ASSIGNED PI |
| 193.187.216.0/21 |
A1 Telekom Austria AG
|
2,048 | RIPE NCC | ASSIGNED PI |
| 193.187.224.0/20 |
A1 Telekom Austria AG
|
4,096 | RIPE NCC | ASSIGNED PI |
| 193.187.240.0/22 |
A1 Telekom Austria AG
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.30.191.0/24 |
Ing. Christian Dvorak
|
256 | RIPE NCC | ASSIGNED PI |
| 194.48.88.0/22 |
Primetals Technologies Austria GmbH
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.48.108.0/22 |
Wolfgang Denzel Auto AG
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.48.112.0/21 |
Wolfgang Denzel Auto AG
|
2,048 | RIPE NCC | ASSIGNED PI |
| 194.48.120.0/22 |
Wolfgang Denzel Auto AG
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.48.124.0/22 |
A1 Telekom Austria AG
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.48.128.0/21 |
A1 Telekom Austria AG
|
2,048 | RIPE NCC | ASSIGNED PI |
| 194.48.136.0/22 |
A1 Telekom Austria AG
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.48.156.0/22 |
Rhi Magnesita N.V.
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.48.160.0/22 |
Rhi Magnesita N.V.
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.48.162.0/24 |
Rhi Magnesita N.V.
|
256 | RIPE NCC | ASSIGNED PI |
| 194.48.173.0/24 |
Cgm Clinical Oesterreich GmbH
|
256 | RIPE NCC | ASSIGNED PI |
| 194.96.0.0/16 |
High Speed Internet Customers
|
65,536 | RIPE NCC | ASSIGNED PA |
| 194.107.84.0/22 |
Emco GmbH
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.107.88.0/22 |
Emco GmbH
|
1,024 | RIPE NCC | ASSIGNED PI |
| 194.107.145.0/24 |
Akdeniz Chemson Additives AG
|
256 | RIPE NCC | ASSIGNED PI |
| 194.107.152.0/21 |
3 Banken IT GmbH
|
2,048 | RIPE NCC | ASSIGNED PI |
| 194.118.0.0/16 |
High Speed Internet Customers
|
65,536 | RIPE NCC | ASSIGNED PA |
| 194.152.96.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 194.152.160.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 194.166.0.0/16 |
High Speed Internet Customers
|
65,536 | RIPE NCC | ASSIGNED PA |
| 194.180.137.0/24 |
 Teekanne GmbH & Co. Kg
|
256 | RIPE NCC | ASSIGNED PI |
| 195.3.64.0/18 |
Telekom Austria Aktiengesellschaft
|
16,384 | RIPE NCC | ASSIGNED PA |
| 195.64.0.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 195.82.224.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 195.88.48.0/23 |
Europ Assistance GES.M.B.H.
|
512 | RIPE NCC | ASSIGNED PI |
| 195.88.48.0/24 |
Europ Assistance GES.M.B.H.
|
256 | RIPE NCC | ASSIGNED PI |
| 195.162.1.0/24 |
Its-tpa GmbH
|
256 | RIPE NCC | ASSIGNED PI |
| 195.170.64.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 195.230.32.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 195.234.19.0/24 |
Edi-real GmbH
|
256 | RIPE NCC | ASSIGNED PI |
| 209.101.148.0/24 |
Code200
|
256 | ARIN | REALLOCATION |
| 212.16.32.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ASSIGNED PA |
| 212.60.160.0/19 |
High Speed Internet Customers
|
8,192 | RIPE NCC | ASSIGNED PA |
| 212.88.0.0/19 |
High Speed Internet Customers
|
8,192 | RIPE NCC | ASSIGNED PA |
| 212.88.160.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 212.124.128.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 212.183.0.0/17 |
Highway Customers
|
32,768 | RIPE NCC | ASSIGNED PA |
| 212.197.128.0/18 |
High Speed Internet Customers
|
16,384 | RIPE NCC | ASSIGNED PA |
| 213.33.0.0/17 |
A1 Telekom Austria AG
|
32,768 | RIPE NCC | ASSIGNED PA |
| 213.147.160.0/19 |
Mobil Internet Customers
|
8,192 | RIPE NCC | ASSIGNED PA |
| 213.157.128.0/19 |
A1 Telekom Austria AG
|
8,192 | RIPE NCC | ALLOCATED PA |
| 213.225.0.0/18 |
A1 Telekom Austria AG
|
16,384 | RIPE NCC | ALLOCATED PA |
| 213.240.64.0/18 |
High Speed Internet Customers
|
16,384 | RIPE NCC | ASSIGNED PA |
| 217.149.160.0/20 |
High Speed Internet Customers
|
4,096 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:678:e90::/48 |
Fronius International GmbH
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:5fc::/48 |
Leobersdorfer Maschinenfabrik GmbH
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:238c::/48 |
Knoch, Kern & Co. Kg
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:2588::/48 |
Arrow Ecs GmbH
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:2604::/48 |
Specialis IT GmbH
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:2aa4::/48 |
Wuestenrot Datenservice GmbH
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:850::/29 |
A1 Telekom Austria AG
|
6.3383× 1029 | RIPE NCC | ALLOCATED-BY-RIR |
| 2001:870::/29 |
A1 Telekom Austria AG
|
6.3383× 1029 | RIPE NCC | ALLOCATED-BY-RIR |
| 2001:890::/29 |
A1 Telekom Austria AG
|
6.3383× 1029 | RIPE NCC | ALLOCATED-BY-RIR |
| 2001:4bb8::/29 |
A1 Telekom Austria AG
|
6.3383× 1029 | RIPE NCC | ALLOCATED-BY-RIR |
| 2a14:2c0::/29 |
Twinformatics GmbH
|
6.3383× 1029 | RIPE NCC | ALLOCATED-BY-RIR |
Peers
AS8447 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
AS42
AS293
AS553
AS559
AS680
AS1000
AS1031
AS1103
AS1140
AS1267
AS1828
AS1836
AS1853
AS2119
AS3170
AS3214
AS3216
AS3223
AS3244
AS3267
AS3292
AS3303
AS3333
AS3399
AS3491
AS4455
AS5400
AS5405
AS5583
AS5713
AS6057
AS6424
AS6461
AS6667
AS6777
AS6789
AS6849
AS6939
AS7049
AS7195
AS7552
AS7713
AS8218
AS8220
AS8242
AS8283
AS8298
AS8315
AS8359
AS8426
AS8448
AS8455
AS8529
AS8657
AS8732
AS8758
AS8932
AS8966
AS8990
AS9002
AS9009
AS9044
AS9049
AS9198
AS9269
AS9299
AS9318
AS9902
AS9930
AS12041
AS12297
AS12301
AS12389
AS12400
AS12552
AS12577
AS12578
AS12637
AS12695
AS12722
AS12773
AS12779
AS12859
AS12969
AS13030
AS13194
AS13237
AS14537
AS14630
AS14840
AS14907
AS15378
AS15547
AS15576
AS15605
AS15943
AS15958
AS16265
AS16347
AS17557
AS17639
AS18106
AS18403
AS18678
AS20485
AS20562
AS20590
AS20764
AS20766
AS20932
AS21412
AS21574
AS21859
AS22356
AS23673
AS24482
AS24889
AS24940
AS24961
AS25091
AS25160
AS25220
AS25454
AS28716
AS28761
AS28917
AS29075
AS29140
AS29226
AS29314
AS29504
AS29691
AS30844
AS31027
AS31133
AS31272
AS31287
AS31430
AS31444
AS31500
AS31510
AS32590
AS33891
AS34019
AS34170
AS34177
AS34288
AS34549
AS34602
AS34927
AS35104
AS35168
AS35280
AS35360
AS35369
AS35598
AS35625
AS35710
AS36994
AS37100
AS37468
AS37497
AS37721
AS38082
AS38880
AS39087
AS39120
AS39122
AS39351
AS39493
AS39642
AS39686
AS39785
AS41039
AS41095
AS41268
AS41327
AS41904
AS42065
AS42295
AS42541
AS42574
AS42708
AS42765
AS42864
AS43298
AS43521
AS43598
AS43936
AS44267
AS44391
AS44539
AS44592
AS44884
AS45352
AS45903
AS47147
AS47169
AS47626
AS47692
AS47895
AS47957
AS48084
AS48185
AS48223
AS48327
AS48362
AS48416
AS48595
AS48642
AS48858
AS48919
AS49368
AS49418
AS49434
AS49544
AS49605
AS49673
AS50254
AS50300
AS50304
AS50629
AS50673
AS50763
AS50867
AS51013
AS51088
AS51184
AS51582
AS51873
AS51907
AS52075
AS52320
AS52771
AS56630
AS56655
AS56911
AS56987
AS57363
AS57777
AS57982
AS58057
AS58243
AS58299
AS58511
AS59624
AS59649
AS59815
AS59890
AS60068
AS60075
AS60119
AS60673
AS61049
AS61400
AS61568
AS61599
AS62000
AS62275
AS64475
AS132337
AS137409
AS197889
AS198385
AS198930
AS199524
AS199938
AS200702
AS200899
AS203714
AS205103
AS205112
AS206356
AS206810
AS208972
AS209823
AS210937
AS211101
AS211506
AS212024
AS212027
AS212483
AS212635
AS213151
AS216334
AS263152
AS263444
AS264479
AS271253
Upstreams
AS8447 connects to the global Internet via at least 5 upstream providers. In this setup, AS8447 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS8447 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS8447's role in extending Internet access beyond its own infrastructure.
AS3201
AS8547
AS8562
AS8717
AS8971
AS9023
AS12762
AS12766
AS12895
AS15733
AS15824
AS15910
AS15939
AS15994
AS16099
AS16212
AS16364
AS16381
AS18880
AS20634
AS20684
AS21039
AS21283
AS21406
AS22779
AS24708
AS25069
AS25255
AS25268
AS28756
AS28960
AS29056
AS29085
AS29429
AS29545
AS29560
AS29633
AS29643
AS30739
AS31152
AS31361
AS31473
AS34905
AS35150
AS35698
AS38977
AS39879
AS41249
AS41921
AS42196
AS42685
AS43365
AS43579
AS43612
AS43913
AS44143
AS44472
AS47120
AS47130
AS47477
AS48339
AS48486
AS48856
AS48906
AS50099
AS50143
AS51066
AS51187
AS51776
AS52220
AS56424
AS56963
AS57159
AS57216
AS59669
AS61098
AS61993
AS62363
AS197082
AS197198
AS198211
AS198244
AS198439
AS198606
AS199083
AS199372
AS199637
AS199725
AS200384
AS201108
AS201347
AS201728
AS201736
AS201759
AS201981
AS202453
AS202856
AS202908
AS203467
AS203518
AS203813
AS204081
AS204349
AS204852
AS205003
AS205020
AS205302
AS205902
AS205903
AS206228
AS206322
AS206571
AS207730
AS207868
AS208082
AS208315
AS208778
AS209144
AS210077
AS210184
AS210341
AS210750
AS211629
AS211984
AS212702
AS213121
AS213765
AS214074
AS214118
AS215422