FUNDAMENTS-AS

AS20559 · NL · RIPENCC
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5
Upstream providers
1
Downstream customers
35k
v4 addresses
19
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
ATOM86-AS
AS8455
 2025-01-01
1y 3mo
 2026-04-23
104 peers
AS209 AS3549
JOINTTRANSIT-AS
AS24785
 2025-01-01
1y 3mo
 2026-04-23
3 peers
AS3320 AS35710
AS174
AS174
 2025-01-01
1y 3mo
 2026-04-23
115 peers
AS1031 AS3257 AS3491 AS4641 AS4775 AS5580 AS6453 AS6762 AS7018 AS8220 AS16276 AS16552 AS17350 AS17660 AS20080 AS23673 AS32590 AS35280 AS37697 AS45437 AS51185 AS52468 AS53828 AS55720 AS57821 AS132847 AS132884 AS134823 AS197580 AS199524 AS212317 AS216285 AS398465
AS6939
AS6939
 2025-01-02
1y 3mo
 2026-04-23
1 peer
AS151704
OPEN-PEERING-AS
AS20562
 2025-05-17
11mo
 2026-04-23
4 peers
AS209 AS3549

Customers (1)

Customer Country First Seen Last Seen Peers Confidence
mainfreight
AS39390
 NL 2025-01-01
1y 3mo
 2026-04-23
104 peers
AS209 AS1031 AS3257 AS3320 AS3491 AS3549 AS4641 AS4775 AS5580 AS6453 AS6762 AS7018 AS8220 AS16276 AS16552 AS17350 AS17660 AS20080 AS23673 AS32590 AS35280 AS35710 AS37697 AS45437 AS51185 AS52468 AS53828 AS55720 AS57821 AS132847 AS132884 AS134823 AS197580 AS199524 AS212317 AS216285 AS267613 AS398465

Network Size

IPv4 and IPv6 prefixes originated over time

31
v4 prefixes
35k
v4 addresses
7
v6 prefixes
19
v6 /32s

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2026-03-26
Lost Transit
FUNDAMENTS-AS AS20559 → dropped provider ATOM86-AS AS8455
Confidence: 85% Duration: 448d
⇄
2025-12-12
Lost Transit
FUNDAMENTS-AS AS20559 → dropped provider ATOM86-AS AS8455
Confidence: 85% Duration: 344d
⇄
2025-11-20
Lost Transit
FUNDAMENTS-AS AS20559 → dropped provider OPEN-PEERING-AS AS20562
Confidence: 85% Duration: 186d
⇄
2025-11-20
Lost Transit
FUNDAMENTS-AS AS20559 → dropped provider ATOM86-AS AS8455
Confidence: 85% Duration: 322d
⇄
2025-10-16
Lost Transit
FUNDAMENTS-AS AS20559 → dropped provider JOINTTRANSIT-AS AS24785
Confidence: 85% Duration: 287d
⇄
2025-09-17
Lost Transit
FUNDAMENTS-AS AS20559 → dropped provider JOINTTRANSIT-AS AS24785
Confidence: 85% Duration: 258d
⇄
2025-08-17
Possible Trial
FUNDAMENTS-AS AS20559 → possible trial with NBIP-AS AS200020
Confidence: 60% Duration: 18d
⇄
2025-07-30
Possible Trial
FUNDAMENTS-AS AS20559 → possible trial with NBIP-AS AS200020
Confidence: 60%
⇄
2025-05-20
Lost Transit
FUNDAMENTS-AS AS20559 → dropped provider NBIP-AS AS200020
Confidence: 85% Duration: 18d
⇄
2025-05-18
New Transit
FUNDAMENTS-AS AS20559 → added provider OPEN-PEERING-AS AS20562
Confidence: 90%
⇄
2025-05-02
Lost Transit
FUNDAMENTS-AS AS20559 → dropped provider NBIP-AS AS200020
Confidence: 85%
⇄
2025-04-02
New Transit
mainfreight AS39390 → added provider FUNDAMENTS-AS AS20559
Confidence: 90%
⇄
2025-04-02
New Transit
FUNDAMENTS-AS AS20559 → added provider ATOM86-AS AS8455
Confidence: 90%
⇄
2025-04-02
New Transit
FUNDAMENTS-AS AS20559 → added provider AS174 AS174
Confidence: 90%
⇄
2025-01-13
Lost Transit
mainfreight AS39390 → dropped provider FUNDAMENTS-AS AS20559
Confidence: 85% Duration: 11d
⇄
2025-01-02
New Transit
mainfreight AS39390 → added provider FUNDAMENTS-AS AS20559
Confidence: 90%
⇄
2025-01-02
New Transit
FUNDAMENTS-AS AS20559 → added provider ATOM86-AS AS8455
Confidence: 90%
⇄
2025-01-02
New Transit
FUNDAMENTS-AS AS20559 → added provider AS174 AS174
Confidence: 90%
⇄

Renewal Calendar

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

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