TWAREN-TW

AS7539 · National Center for High-performance Computing HsinChu Taiwan 300 · TW · APNIC
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3
Upstream providers
4
Downstream customers
85k
v4 addresses
1
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
TFN-TW
AS9924
 2025-12-23
4mo
 2026-04-23
273 peers
AS174 AS209 AS513 AS553 AS680 AS835 AS924 AS999 AS1031 AS1103 AS1140 AS1213 AS1257 AS1299 AS2027 AS2914 AS3130 AS3214 AS3216 AS3257 AS3320 AS3333 AS3399 AS3549 AS4128 AS4641 AS4775 AS5392 AS5394 AS5413 AS5580 AS6057 AS6082 AS6423 AS6424 AS6453 AS6461 AS6730 AS6762 AS6830 AS6894 AS6908 AS7018 AS7594 AS7713 AS7768 AS8218 AS8220 AS8426 AS8455 AS8529 AS8582 AS8660 AS8888 AS9002 AS9268 AS12350 AS12637 AS12779 AS12859 AS12956 AS12969 AS13237 AS13781 AS13786 AS13830 AS14041 AS14315 AS14537 AS14630 AS14840 AS14907 AS15397 AS15562 AS15605 AS15692 AS15943 AS16260 AS16276 AS16347 AS16552 AS17290 AS17350 AS17660 AS19151 AS19529 AS19653 AS19754 AS20080 AS20514 AS20811 AS20912 AS20932 AS21282 AS21700 AS22652 AS23367 AS24482 AS24940 AS24961 AS25091 AS25160 AS25220 AS27678 AS27986 AS28329 AS28624 AS28634 AS28824 AS28917 AS29049 AS29075 AS29140 AS29479 AS29504 AS29680 AS30950 AS31027 AS31510 AS31554 AS31742 AS32590 AS33185 AS33874 AS34177 AS34428 AS34549 AS34800 AS34854 AS34872 AS34927 AS35266 AS35280 AS35426 AS35600 AS35710 AS36924 AS37100 AS37239 AS37271 AS37468 AS37989 AS38016 AS39120 AS39122 AS39351 AS39642 AS40864 AS40994 AS41073 AS41095 AS41811 AS42473 AS42541 AS43733 AS44097 AS44901 AS45049 AS45437 AS45489 AS46450 AS47147 AS47692 AS48070 AS48112 AS48185 AS48237 AS48362 AS48678 AS49028 AS49432 AS49434 AS49544 AS49605 AS49788 AS50300 AS50304 AS50628 AS50629 AS51088 AS51184 AS51185 AS51519 AS52075 AS52320 AS52468 AS52873 AS53062 AS53202 AS53828 AS55222 AS56457 AS56987 AS57050 AS57381 AS57630 AS57821 AS58057 AS58308 AS59790 AS59919 AS60539 AS60602 AS60924 AS61049 AS61138 AS61568 AS61573 AS61832 AS62167 AS63927 AS64112 AS64475 AS132337 AS132825 AS133210 AS137409 AS138685 AS140627 AS150369 AS151326 AS151704 AS198150 AS198385 AS199524 AS199938 AS200612 AS202365 AS204092 AS205206 AS206356 AS206499 AS207841 AS209650 AS209823 AS210937 AS212271 AS212317 AS213151 AS213241 AS215230 AS216285 AS262427 AS262462 AS263009 AS263541 AS264479 AS264845 AS265721 AS266213 AS267613 AS268976 AS269180 AS271253 AS272403 AS327960 AS328840 AS328977 AS398465 AS401332
AS6939
AS6939
 2026-01-01
3mo
 2026-04-23
18 peers
AS151704 AS199524
AS6461
AS6461
 2026-02-26
2mo
 2026-04-23
177 peers
AS174 AS209 AS999 AS1031 AS1299 AS2518 AS2914 AS3130 AS3257 AS3320 AS3399 AS3549 AS4128 AS4641 AS4775 AS5392 AS5394 AS5580 AS6082 AS6424 AS6453 AS6730 AS6762 AS6830 AS6894 AS7018 AS7768 AS8220 AS8582 AS8888 AS9268 AS12307 AS12637 AS12956 AS12969 AS13786 AS13830 AS14041 AS14315 AS14537 AS14630 AS14840 AS14907 AS15397 AS15562 AS15692 AS15943 AS16260 AS16276 AS16552 AS17350 AS17660 AS19151 AS19653 AS19754 AS20080 AS20514 AS20764 AS20811 AS20912 AS20932 AS21282 AS21700 AS22652 AS23367 AS24516 AS25160 AS25220 AS27678 AS27986 AS28624 AS28634 AS29049 AS29140 AS29680 AS29691 AS30950 AS31510 AS31554 AS31742 AS32590 AS33185 AS33874 AS34428 AS34800 AS34854 AS34927 AS35266 AS35280 AS35426 AS35710 AS36236 AS36924 AS38016 AS38880 AS39120 AS39122 AS40994 AS42541 AS43733 AS44901 AS45049 AS45352 AS45437 AS46450 AS47692 AS48112 AS48237 AS48362 AS49028 AS49432 AS49434 AS49544 AS49605 AS50300 AS50628 AS51185 AS52468 AS52873 AS53062 AS53202 AS53828 AS55222 AS56457 AS56987 AS57630 AS57821 AS57866 AS58057 AS58511 AS58717 AS59105 AS60539 AS60602 AS60924 AS61138 AS61568 AS61573 AS61832 AS62167 AS63956 AS64112 AS132825 AS132884 AS133210 AS136557 AS138685 AS140627 AS151326 AS198150 AS198385 AS199524 AS199938 AS200612 AS202365 AS205206 AS209650 AS209823 AS210937 AS212271 AS212317 AS215230 AS216285 AS262427 AS262462 AS263009 AS264479 AS265721 AS266213 AS267613 AS268976 AS269180 AS271253 AS272403 AS327960 AS328840 AS398465

Customers (4)

Customer Country First Seen Last Seen Peers Confidence
ERX-TANET-ASN1
AS1659
 TW 2025-01-01
1y 3mo
 2026-04-23
237 peers
AS174 AS209 AS999 AS1031 AS1299 AS2518 AS2914 AS3130 AS3257 AS3320 AS3399 AS3549 AS4128 AS4641 AS4775 AS5392 AS5394 AS5580 AS6082 AS6424 AS6453 AS6730 AS6762 AS6830 AS6894 AS7018 AS7594 AS7768 AS8220 AS8582 AS8888 AS9268 AS12307 AS12637 AS12956 AS12969 AS13786 AS13830 AS14041 AS14315 AS14537 AS14630 AS14840 AS14907 AS15397 AS15562 AS15692 AS15943 AS16260 AS16276 AS16552 AS17350 AS17660 AS19151 AS19653 AS19754 AS20080 AS20514 AS20764 AS20811 AS20932 AS21282 AS21700 AS22652 AS23367 AS25160 AS25220 AS27678 AS27986 AS28624 AS28634 AS29049 AS29140 AS29680 AS29691 AS30950 AS31554 AS31742 AS32590 AS33185 AS33874 AS34428 AS34800 AS34854 AS34927 AS35266 AS35280 AS35426 AS35710 AS36924 AS38016 AS38880 AS39120 AS39122 AS40994 AS42541 AS43733 AS44901 AS45049 AS45352 AS45437 AS46450 AS47692 AS48112 AS48237 AS48362 AS49028 AS49432 AS49544 AS49605 AS50300 AS50628 AS51185 AS52468 AS52873 AS53062 AS53202 AS53828 AS55222 AS56457 AS56987 AS57630 AS57821 AS57866 AS58057 AS58511 AS58717 AS59105 AS60539 AS60602 AS60924 AS61138 AS61568 AS61573 AS61832 AS62167 AS64112 AS132825 AS132884 AS133210 AS136557 AS138685 AS140627 AS151326 AS151704 AS198150 AS198385 AS199524 AS199938 AS200612 AS202365 AS205206 AS209650 AS209823 AS210937 AS212271 AS212317 AS215230 AS216285 AS262427 AS262462 AS263009 AS264479 AS265721 AS266213 AS267613 AS268976 AS269180 AS271253 AS272403 AS327960 AS328840 AS398465
NCREE
AS18183
 TW 2025-01-01
1y 3mo
 2026-04-23
247 peers
AS174 AS209 AS553 AS835 AS924 AS999 AS1031 AS1257 AS1299 AS2027 AS2914 AS3130 AS3214 AS3216 AS3257 AS3320 AS3399 AS3549 AS4128 AS4641 AS5392 AS5394 AS5413 AS5580 AS6057 AS6082 AS6423 AS6424 AS6453 AS6461 AS6730 AS6762 AS6830 AS6894 AS6908 AS7018 AS7594 AS7713 AS7768 AS8218 AS8220 AS8426 AS8455 AS8529 AS8582 AS8660 AS8888 AS9002 AS9268 AS12350 AS12637 AS12779 AS12859 AS12956 AS12969 AS13237 AS13781 AS13786 AS13830 AS14041 AS14315 AS14537 AS14630 AS14840 AS14907 AS15397 AS15562 AS15605 AS15692 AS15943 AS16260 AS16276 AS16347 AS16552 AS17290 AS17350 AS17660 AS19151 AS19529 AS19653 AS19754 AS20080 AS20514 AS20811 AS20912 AS20932 AS21282 AS21700 AS22652 AS23367 AS24482 AS24940 AS24961 AS25091 AS25160 AS25220 AS27678 AS27986 AS28329 AS28624 AS28634 AS28824 AS28917 AS29049 AS29075 AS29140 AS29479 AS29504 AS29680 AS30950 AS31027 AS31510 AS31554 AS31742 AS32590 AS33185 AS33874 AS34177 AS34428 AS34549 AS34800 AS34854 AS34872 AS34927 AS35266 AS35280 AS35426 AS35600 AS35710 AS36924 AS37100 AS37239 AS37271 AS37468 AS37989 AS38016 AS39120 AS39122 AS39351 AS39642 AS40864 AS40994 AS41073 AS41095 AS41811 AS42473 AS42541 AS43733 AS44901 AS45049 AS45437 AS45489 AS46450 AS47147 AS47692 AS48070 AS48112 AS48185 AS48237 AS48362 AS48678 AS49028 AS49432 AS49434 AS49544 AS49605 AS49788 AS50300 AS50304 AS50628 AS50629 AS51088 AS51184 AS51185 AS51519 AS52075 AS52320 AS52468 AS52873 AS53062 AS53202 AS53828 AS55222 AS56457 AS56987 AS57050 AS57381 AS57630 AS57821 AS58057 AS58308 AS59790 AS59919 AS60539 AS60924 AS61049 AS61138 AS61568 AS61573 AS61832 AS62167 AS63927 AS64112 AS64475 AS132337 AS132825 AS133210 AS138685 AS140627 AS150369 AS151326 AS151704 AS198150 AS198385 AS199524 AS199938 AS200612 AS202365 AS204092 AS205206 AS206356 AS206499 AS207841 AS209650 AS209823 AS210937 AS212271 AS212317 AS213241 AS215230 AS216285 AS262427 AS262462 AS263009 AS263541 AS264479 AS264845 AS265721 AS266213 AS267613 AS268976 AS269180 AS271253 AS272403 AS327960 AS328840 AS398465
STPI-AS-TW
AS18426
 TW 2025-01-01
1y 3mo
 2026-04-23
239 peers
AS174 AS209 AS999 AS1031 AS1299 AS2518 AS2914 AS3130 AS3257 AS3320 AS3399 AS3549 AS4128 AS4641 AS4775 AS5392 AS5394 AS5580 AS6082 AS6424 AS6453 AS6730 AS6762 AS6830 AS6894 AS7018 AS7594 AS8220 AS8582 AS8888 AS9268 AS12637 AS12956 AS12969 AS13786 AS13830 AS14041 AS14315 AS14537 AS14630 AS14840 AS14907 AS15397 AS15562 AS15692 AS15943 AS16260 AS16276 AS16552 AS17350 AS17660 AS19151 AS19653 AS19754 AS20080 AS20514 AS20811 AS20912 AS20932 AS21282 AS21700 AS22652 AS23367 AS24516 AS25160 AS25220 AS27678 AS27986 AS28624 AS28634 AS29049 AS29140 AS29680 AS30950 AS31510 AS31554 AS31742 AS32590 AS33185 AS33874 AS34428 AS34800 AS34927 AS35266 AS35280 AS35426 AS35710 AS36236 AS36924 AS38016 AS38880 AS39120 AS39122 AS40994 AS42541 AS43733 AS44901 AS45049 AS45437 AS46450 AS47692 AS48112 AS48237 AS48362 AS49028 AS49432 AS49434 AS49544 AS49605 AS50300 AS50628 AS51185 AS52468 AS52873 AS53062 AS53202 AS53828 AS55222 AS56457 AS56987 AS57630 AS57821 AS57866 AS58057 AS58511 AS59105 AS60539 AS60602 AS61138 AS61568 AS61573 AS61832 AS62167 AS63956 AS64112 AS132825 AS132884 AS133210 AS136557 AS138685 AS140627 AS151326 AS151704 AS198150 AS198385 AS199524 AS199938 AS200612 AS202365 AS205206 AS209650 AS210937 AS212271 AS215230 AS216285 AS262427 AS262462 AS263009 AS264479 AS265721 AS266213 AS267613 AS269180 AS271253 AS272403 AS327960 AS328840 AS398465
NHRINet
AS18181
 TW 2025-08-17
8mo
 2026-04-23
50 peers
AS1299 AS3257 AS3320 AS6830 AS14041 AS22652 AS23367 AS33185 AS35426 AS55222

Network Size

IPv4 and IPv6 prefixes originated over time

9
v4 prefixes
85k
v4 addresses
1
v6 prefixes
1
v6 /32s

Downstream Customers Over Time

Count of distinct downstream customers per snapshot date

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2026-04-18
Lost Transit
TWAREN-TW AS7539 → dropped provider AS6939 AS6939
Confidence: 85% Duration: 106d
⇄
2026-04-16
Possible Trial
TWAREN-TW AS7539 → possible trial with AS6939 AS6939
Confidence: 60% Duration: 15d
⇄
2026-02-27
New Transit
NHRINet AS18181 → added provider TWAREN-TW AS7539
Confidence: 90%
⇄
2026-02-27
New Transit
TWAREN-TW AS7539 → added provider AS6461 AS6461
Confidence: 90%
⇄
2026-02-26
Lost Transit
TWAREN-TW AS7539 → dropped provider AS6939 AS6939
Confidence: 85% Duration: 55d
⇄
2026-02-12
Possible Trial
NHRINet AS18181 → possible trial with TWAREN-TW AS7539
Confidence: 60% Duration: 89d
⇄
2026-01-04
New Transit
TWAREN-TW AS7539 → added provider AS6939 AS6939
Confidence: 90%
⇄
2026-01-03
Lost Transit
TWAREN-TW AS7539 → dropped provider TWGATE-AP AS9505
Confidence: 85% Duration: 366d
⇄
2025-12-24
New Transit
TWAREN-TW AS7539 → added provider TFN-TW AS9924
Confidence: 90%
⇄
2025-11-20
Lost Transit
NHRINet AS18181 → dropped provider TWAREN-TW AS7539
Confidence: 85% Duration: 94d
⇄
2025-09-24
New Transit
NHRINet AS18181 → added provider TWAREN-TW AS7539
Confidence: 90%
⇄
2025-07-19
Possible Trial
TWNOG-AS-TW AS18248 → possible trial with TWAREN-TW AS7539
Confidence: 60% Duration: 12d
⇄
2025-04-21
Lost Transit
TWNOG-AS-TW AS18248 → dropped provider TWAREN-TW AS7539
Confidence: 85% Duration: 12d
⇄
2025-04-09
New Transit
TWNOG-AS-TW AS18248 → added provider TWAREN-TW AS7539
Confidence: 90%
⇄
2025-04-02
New Transit
STPI-AS-TW AS18426 → added provider TWAREN-TW AS7539
Confidence: 90%
⇄
2025-04-02
New Transit
NCREE AS18183 → added provider TWAREN-TW AS7539
Confidence: 90%
⇄
2025-04-02
New Transit
TWAREN-TW AS7539 → added provider TWGATE-AP AS9505
Confidence: 90%
⇄
2025-04-02
New Transit
ERX-TANET-ASN1 AS1659 → added provider TWAREN-TW AS7539
Confidence: 90%
⇄
2025-01-02
New Transit
STPI-AS-TW AS18426 → added provider TWAREN-TW AS7539
Confidence: 90%
⇄
2025-01-02
New Transit
NCREE AS18183 → added provider TWAREN-TW AS7539
Confidence: 90%
⇄
2025-01-02
New Transit
TWAREN-TW AS7539 → added provider TWGATE-AP AS9505
Confidence: 90%
⇄
2025-01-02
New Transit
ERX-TANET-ASN1 AS1659 → added provider TWAREN-TW AS7539
Confidence: 90%
⇄

Renewal Calendar

Active providers first seen 11–13 months ago — possible annual contract renewals

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