AS4766

Korea Telecom

Announced prefixes: 6,435
Upstreams: 5
Peers: 89
Downstreams: 562

Adjacent ASNs

Neighbor nodes aren't clickable. To look up an ASN, use the ASN lookup page

All Neighbor ASNs

Upstream5

Buys transit from them

AS174
AS701
AS1299
AS3356
AS6939

Peer89

Settlement-free traffic exchange

AS286
AS577
AS714
AS852
AS1239
AS1273
AS2044
AS2497
AS2516
AS2856
AS2906
AS2914
AS3216
AS3257
AS3303
AS3320
AS3491
AS3786
AS4040
AS4134
AS4181
AS4637
AS4648
AS4657
AS4826
AS5713
AS6327
AS6461
AS6762
AS6830
AS7029
AS7131
AS7473
AS7922
AS8047
AS8220
AS8359
AS8426
AS8455
AS8529
AS8866
AS9002
AS9505
AS9583
AS11404
AS12389
AS12859
AS13237
AS13786
AS15412
AS16509
AS17676
AS18978
AS20473
AS20485
AS21928
AS23764
AS23951
AS24492
AS24516
AS29802
AS30844
AS32098
AS33891
AS35916
AS36149
AS37100
AS37271
AS37282
AS37468
AS39351
AS41095
AS42708
AS44592
AS45204
AS45558
AS49544
AS50304
AS52320
AS56655
AS58453
AS60068
AS63023
AS63927
AS132337
AS137409
AS139057
AS198148
AS396356

Downstream562

Buys transit from this AS

AS1237
AS1781
AS2563
AS3748
AS3784
AS3819
AS3976
AS4651
AS4665
AS4668
AS4671
AS4756
AS4775
AS4790
AS4793
AS4809
AS4837
AS6421
AS6619
AS6648
AS6660
AS7557
AS7558
AS7559
AS7560
AS7562
AS7620
AS7622
AS7624
AS7626
AS7627
AS7679
AS9269
AS9270
AS9271
AS9273
AS9286
AS9304
AS9317
AS9320
AS9322
AS9323
AS9454
AS9455
AS9458
AS9487
AS9488
AS9490
AS9491
AS9492
AS9522
AS9523
AS9524
AS9526
AS9529
AS9530
AS9531
AS9532
AS9570
AS9571
AS9572
AS9575
AS9577
AS9578
AS9628
AS9629
AS9631
AS9633
AS9634
AS9635
AS9638
AS9642
AS9645
AS9647
AS9683
AS9684
AS9685
AS9686
AS9692
AS9694
AS9696
AS9699
AS9701
AS9703
AS9706
AS9707
AS9708
AS9712
AS9753
AS9754
AS9761
AS9763
AS9772
AS9775
AS9776
AS9777
AS9778
AS9779
AS9782
AS9784
AS9840
AS9842
AS9843
AS9846
AS9847
AS9848
AS9849
AS9850
AS9851
AS9852
AS9854
AS9855
AS9856
AS9857
AS9858
AS9859
AS9860
AS9862
AS9863
AS9864
AS9866
AS9867
AS9868
AS9870
AS9929
AS9947
AS9948
AS9949
AS9954
AS9955
AS9957
AS9959
AS9960
AS9962
AS9966
AS9967
AS9968
AS9969
AS9970
AS9972
AS9974
AS9978
AS10034
AS10037
AS10039
AS10040
AS10042
AS10045
AS10046
AS10052
AS10053
AS10056
AS10058
AS10060
AS10061
AS10062
AS10064
AS10065
AS10069
AS10071
AS10073
AS10088
AS10154
AS10156
AS10159
AS10166
AS10167
AS10170
AS10171
AS10173
AS10176
AS10178
AS10179
AS10180
AS10184
AS10185
AS10186
AS10188
AS10190
AS10191
AS10192
AS10193
AS10195
AS10196
AS10197
AS11528
AS12222
AS16669
AS17567
AS17569
AS17574
AS17576
AS17578
AS17580
AS17584
AS17588
AS17591
AS17592
AS17593
AS17594

362 more not shown (truncated)

Recent Prefix Changes

latest 50

IP prefixes this ASN started or stopped announcing (derived by diffing successive data syncs).

Announced175.210.113.0/242026-09-03
Withdrawn217.60.3.0/242026-09-02
Withdrawn217.60.7.0/242026-09-01
Announced217.60.3.0/242026-08-31
Announced217.60.7.0/242026-08-31
Withdrawn175.210.113.0/242026-08-31
Announced175.210.113.0/242026-08-29
Announced95.155.180.0/232026-08-29
Announced109.66.234.0/232026-08-29
Announced109.66.246.0/232026-08-29
Announced170.130.68.0/232026-08-29
Announced192.6.170.0/232026-08-29
Announced192.25.130.0/232026-08-29
Announced192.25.178.0/232026-08-29
Announced192.48.206.0/232026-08-29
Withdrawn45.158.62.0/232026-08-28
Withdrawn175.210.113.0/242026-08-27
Announced210.113.236.160/272026-08-25
Withdrawn16.216.4.0/232026-08-24
Withdrawn16.217.2.0/232026-08-24
Withdrawn31.77.182.0/232026-08-24
Withdrawn162.245.64.0/232026-08-24
Withdrawn192.6.194.0/232026-08-24
Withdrawn192.25.216.0/232026-08-24
Withdrawn192.26.52.0/232026-08-24
Withdrawn192.48.154.0/232026-08-24
Withdrawn192.82.164.0/232026-08-24
Withdrawn192.102.128.0/232026-08-24
Withdrawn46.34.12.0/232026-08-24
Announced45.158.62.0/232026-08-22
Withdrawn119.192.231.0/242026-08-22
Withdrawn210.110.8.0/212026-08-22
Withdrawn211.185.195.0/242026-08-22
Withdrawn211.199.232.0/242026-08-22
Withdrawn211.230.232.0/242026-08-22
Withdrawn211.231.39.0/242026-08-22
Withdrawn218.151.122.0/232026-08-22
Withdrawn218.151.124.0/222026-08-22
Withdrawn218.159.70.0/232026-08-22
Withdrawn218.159.72.0/222026-08-22
Withdrawn220.83.15.0/242026-08-22
Withdrawn220.83.16.0/242026-08-22
Withdrawn221.160.151.0/242026-08-22
Withdrawn221.160.183.0/242026-08-22
Announced119.192.231.0/242026-08-22
Announced210.110.8.0/212026-08-22
Announced211.185.195.0/242026-08-22
Announced211.199.232.0/242026-08-22
Announced211.230.232.0/242026-08-22
Announced211.231.39.0/242026-08-22

Data: local · Updated 2026-09-03 05:52:26