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AS37900 · JP · APNIC
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4
Upstream providers
0
Downstream customers
1k
v4 addresses
<0.1
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6
Provider First Seen Last Seen Peers Confidence AF
AS2914
AS2914
 2024-09-01
1y 9mo
 2026-06-09
243 peers
AS209 AS260 AS513 AS701 AS917 AS999 AS1000 AS1031 AS1140 AS1213 AS1221 AS1273 AS1299 AS1351 AS1403 AS1828 AS2119 AS3257 AS3320 AS3399 AS3491 AS3701 AS4181 AS4775 AS5394 AS5413 AS5580 AS6204 AS6424 AS6453 AS6461 AS6667 AS6730 AS6762 AS6830 AS6894 AS7018 AS7594 AS7713 AS7768 AS8218 AS8220 AS8426 AS8529 AS8582 AS8888 AS11845 AS12956 AS13781 AS14315 AS14840 AS14907 AS15605 AS16276 AS16552 AS17350 AS17639 AS19529 AS20612 AS20764 AS20811 AS21282 AS21700 AS22652 AS23367 AS24516 AS24961 AS25091 AS28824 AS30844 AS30950 AS31027 AS31122 AS31510 AS32590 AS33874 AS34428 AS34927 AS35008 AS35426 AS35710 AS36924 AS37105 AS37468 AS37497 AS38008 AS39122 AS39351 AS39642 AS41073 AS41722 AS42473 AS42541 AS44097 AS44901 AS45437 AS45701 AS46997 AS47147 AS47957 AS48362 AS49028 AS49432 AS49544 AS49605 AS49788 AS50304 AS50628 AS50629 AS50673 AS51185 AS51873 AS52075 AS52320 AS52468 AS52873 AS53062 AS53202 AS56457 AS56987 AS57050 AS57630 AS58057 AS58511 AS59790 AS60924 AS61573 AS63927 AS63956 AS64112 AS64475 AS136557 AS142271 AS151704 AS197580 AS199524 AS199938 AS202365 AS206271 AS206356 AS209650 AS209718 AS210937 AS212271 AS212317 AS215628 AS216285 AS262427 AS262462 AS263009 AS263152 AS264409 AS266213 AS271253 AS272403 AS327960 AS328206 AS328840 AS328964 AS398465
v4 v6
AS4713
AS4713
 2024-09-01
1y 9mo
 2026-06-09
236 peers
AS209 AS260 AS513 AS701 AS917 AS999 AS1000 AS1031 AS1140 AS1213 AS1221 AS1273 AS1299 AS1351 AS1403 AS1828 AS2119 AS3257 AS3320 AS3399 AS3491 AS3701 AS4181 AS4775 AS5394 AS5413 AS5580 AS6204 AS6424 AS6453 AS6461 AS6667 AS6730 AS6762 AS6830 AS6894 AS7018 AS7594 AS7713 AS7768 AS8218 AS8220 AS8426 AS8529 AS8582 AS8888 AS11845 AS12956 AS13781 AS14315 AS14840 AS15605 AS16276 AS16552 AS17350 AS17639 AS19529 AS20612 AS20764 AS20811 AS21282 AS21700 AS22652 AS23367 AS24516 AS24961 AS25091 AS28824 AS30844 AS30950 AS31027 AS31122 AS31510 AS32590 AS33874 AS34428 AS34927 AS35008 AS35426 AS35710 AS36924 AS37105 AS37468 AS37497 AS38008 AS39122 AS39351 AS39642 AS41073 AS41722 AS42473 AS42541 AS44097 AS44901 AS45437 AS45701 AS46997 AS47147 AS47957 AS48362 AS49028 AS49432 AS49544 AS49605 AS49788 AS50304 AS50628 AS50629 AS50673 AS51185 AS51873 AS52075 AS52320 AS52468 AS52873 AS53062 AS53202 AS56457 AS56987 AS57050 AS57630 AS58057 AS58511 AS59790 AS60924 AS61573 AS63927 AS63956 AS64112 AS64475 AS142271 AS151704 AS197580 AS199524 AS199938 AS202365 AS206271 AS206356 AS209650 AS209718 AS210937 AS212271 AS212317 AS215628 AS216285 AS262427 AS262462 AS263009 AS263152 AS264409 AS266213 AS271253 AS272403 AS327960 AS328206 AS328840 AS328964 AS398465
v4 v6
ULTINA
AS17676
 2024-09-01
1y 9mo
 2026-06-09
74 peers
AS174 AS209 AS1000 AS1351 AS2152 AS3320 AS3549 AS3741 AS5392 AS6424 AS6730 AS6762 AS6830 AS7018 AS9002 AS12350 AS12956 AS13830 AS14537 AS28329 AS29504 AS31510 AS34177 AS34549 AS34927 AS35710 AS49434 AS49544 AS49605 AS51185 AS52075 AS52468 AS52873 AS53062 AS53202 AS56457 AS58057 AS59919 AS61138 AS63956 AS64112 AS64475 AS132825 AS198150 AS199524 AS206499 AS212271 AS213151 AS216285 AS262462 AS263009 AS263541 AS266213 AS271253 AS327960 AS328840
v4 v6
AS2516
AS2516
 2024-09-01
1y 9mo
 2026-06-09
41 peers
AS209 AS260 AS3491 AS6461 AS7018 AS8582 AS12956 AS17350 AS31554 AS49544 AS52873 AS262462 AS271253 AS328964
v4 v6

Customers (0)

Addr family: All IPv4 IPv6
No customers in current snapshot.

Network Size

IPv4 and IPv6 prefixes originated over time

4
v4 prefixes
1k
v4 addresses
3
v6 prefixes
<0.1
v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2025-05-02
Lost Transit
AS37900 AS37900 → lost provider ASN-TELSTRA-GLOBAL AS4637
Confidence: 85% Duration: 242d
⇄
2025-04-02
Lost Transit
AS37900 AS37900 → lost provider AS2497 AS2497
Confidence: 85% Duration: 212d
⇄
2024-09-02
New Transit
AS37900 AS37900 → added provider ULTINA AS17676
Confidence: 90%
⇄
2024-09-02
New Transit
AS37900 AS37900 → added provider AS4713 AS4713
Confidence: 90%
⇄
2024-09-02
New Transit
AS37900 AS37900 → added provider ASN-TELSTRA-GLOBAL AS4637
Confidence: 90%
⇄
2024-09-02
New Transit
AS37900 AS37900 → added provider AS2914 AS2914
Confidence: 90%
⇄
2024-09-02
New Transit
AS37900 AS37900 → added provider AS2516 AS2516
Confidence: 90%
⇄
2024-09-02
New Transit
AS37900 AS37900 → added provider AS2497 AS2497
Confidence: 90%
⇄

Renewal Calendar

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

This data is available to subscribers.

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