AS400726 · US · ARIN
1
Upstream providers
1
Downstream customers
256
v4 addresses
0
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
TDS-AS
AS4181
2024-09-01
1y 8mo
2026-05-09
95 peers
AS209 AS260 AS2914 AS3257 AS3320 AS3491 AS3549 AS4128 AS5580 AS6453 AS6730 AS6762 AS6830 AS7018 AS8220 AS8582 AS12956 AS15562 AS15605 AS16260 AS16276 AS17350 AS17660 AS22296 AS25152 AS27678 AS27986 AS31554 AS34800 AS35280 AS35710 AS38008 AS46997 AS47692 AS49544 AS49605 AS51185 AS52873 AS55720 AS56457 AS132825 AS132884 AS151326 AS151704 AS197580 AS199524 AS202365 AS262462 AS263009 AS264409 AS266213 AS271253 AS328840

Customers (1)

Customer Country First Seen Last Seen IPs Peers Confidence
AS400640
AS400640
US 2024-09-18
1y 7mo
2026-05-09 256
6 peers
AS260 AS3257 AS5580 AS8582 AS16260

Network Size

IPv4 and IPv6 prefixes originated over time

1
v4 prefixes
256
v4 addresses
0
v6 prefixes
0
v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

2025-03-11
Lost Transit
AS400726 AS400726 → lost provider AS400640 AS400640
Confidence: 85% Duration: 184d
2024-12-07
Lost Transit
AS400726 AS400726 → lost provider AS400640 AS400640
Confidence: 85% Duration: 90d
2024-09-20
Lost Transit
AS400640 AS400640 → lost provider AS400726 AS400726
Confidence: 85% Duration: 1d
2024-09-19
New Transit
AS400640 AS400640 → added provider AS400726 AS400726
Confidence: 90%
2024-09-02
New Transit
AS400726 AS400726 → added provider TDS-AS AS4181
Confidence: 90%

Renewal Calendar

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

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