ALPHACRON-AS

AS28748 · AlphaCron Datensysteme DE · DE · RIPENCC
3
Upstream providers
1
Downstream customers
37k
v4 addresses
8
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence AF
DTAG
AS3320
2024-09-01
1y 8mo
2026-05-14
274 peers
AS835 AS2914 AS3170 AS4641 AS4775 AS6453 AS6830 AS8220 AS12956 AS14907 AS15562 AS16276 AS32590 AS32653 AS41811 AS44901 AS48070 AS49434 AS142289
v4 v6
TWELVE99
AS1299
2025-09-27
7mo
2026-05-14
122 peers
AS174 AS209 AS917 AS999 AS1031 AS1213 AS1351 AS2152 AS2500 AS2914 AS3130 AS3170 AS3257 AS3320 AS3399 AS3491 AS3549 AS3741 AS4128 AS4641 AS4775 AS5392 AS5580 AS6082 AS6424 AS6453 AS6461 AS6730 AS6762 AS6830 AS6894 AS7018 AS7594 AS8218 AS8220 AS8582 AS11039 AS11845 AS12956 AS13786 AS13830 AS14315 AS14537 AS15562 AS16276 AS16552 AS17350 AS17660 AS19151 AS19529 AS20080 AS20912 AS21700 AS23673 AS24516 AS27678 AS27986 AS28329 AS28624 AS28917 AS29504 AS30844 AS32653 AS34927 AS37239 AS37271 AS37468 AS38001 AS38008 AS40864 AS41095 AS41811 AS45437 AS46997 AS48070 AS48112 AS49434 AS49544 AS49605 AS50300 AS51185 AS52468 AS52873 AS53828 AS55720 AS56457 AS57821 AS61049 AS61138 AS61568 AS61832 AS62167 AS63956 AS64112 AS132825 AS132884 AS134823 AS136557 AS142289 AS150369 AS151326 AS151704 AS197580 AS199524 AS200612 AS216285 AS262462 AS263009 AS263152 AS263541 AS264409 AS264479 AS266213 AS271253 AS327960 AS328840 AS328964 AS398465
v4 v6
AS6939
AS6939
2024-09-01
1y 8mo
2026-05-14
16 peers
AS209
v4 v6

Customers (1)

Customer Country First Seen Last Seen IPs Peers Confidence AF
ACS-HARTMANN
AS203761
DE 2024-09-01
1y 8mo
2026-05-14 33k
274 peers
AS174 AS209 AS835 AS999 AS1031 AS1213 AS1351 AS2152 AS2500 AS2914 AS3130 AS3170 AS3257 AS3399 AS3491 AS3549 AS3741 AS4128 AS4641 AS4775 AS5392 AS5580 AS6082 AS6424 AS6453 AS6461 AS6730 AS6762 AS6830 AS6894 AS7018 AS7594 AS8218 AS8220 AS8582 AS11039 AS12956 AS13786 AS13830 AS14315 AS14537 AS14907 AS15562 AS16276 AS16552 AS17350 AS17660 AS19151 AS19529 AS20080 AS20912 AS21700 AS23673 AS24516 AS27678 AS27986 AS28329 AS28917 AS29504 AS30844 AS32590 AS32653 AS34927 AS38001 AS38008 AS40864 AS41095 AS41811 AS44901 AS45437 AS46997 AS48070 AS48112 AS49434 AS49544 AS49605 AS50300 AS51185 AS52468 AS52873 AS53828 AS55720 AS56457 AS57821 AS61049 AS61138 AS62167 AS63956 AS64112 AS132825 AS134823 AS136557 AS142289 AS151326 AS151704 AS197580 AS199524 AS200612 AS216285 AS262462 AS263009 AS263152 AS263541 AS264409 AS264479 AS266213 AS271253 AS327960 AS328840 AS328964 AS398465
v4 v6

Network Size

IPv4 and IPv6 prefixes originated over time

9
v4 prefixes
37k
v4 addresses
1
v6 prefixes
8
v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

2026-04-10
Lost Transit
ALPHACRON-AS AS28748 → lost provider AS6939 AS6939
Confidence: 85% Duration: 585d
2025-06-13
Lost Transit
ALPHACRON-AS AS28748 → lost provider encoLine AS199284
Confidence: 85% Duration: 205d
2025-04-16
Lost Transit
ALPHACRON-AS AS28748 → lost provider encoLine AS199284
Confidence: 85% Duration: 147d
2024-12-11
Lost Transit
ALPHACRON-AS AS28748 → lost provider encoLine AS199284
Confidence: 85% Duration: 21d
2024-11-20
Lost Transit
ALPHACRON-AS AS28748 → lost provider encoLine AS199284
Confidence: 85%

Renewal Calendar

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

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