LEITWERK-AS

AS15894 · DE · RIPENCC
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3
Upstream providers
2
Downstream customers
4.9k
v4 addresses
1
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
sis2
AS200924
 2024-10-01
1y 7mo
 2026-05-02
68 peers
AS3491 AS6762 AS7594 AS24516 AS37497 AS199524 AS206271 AS216285 AS328964
DTAG
AS3320
 2024-10-01
1y 7mo
 2026-05-02
307 peers
AS835 AS999 AS4641 AS4775 AS6453 AS6830 AS7018 AS12956 AS16276 AS16552 AS17350 AS27678 AS27986 AS32590 AS35280 AS38726 AS38880 AS44901 AS48112 AS49434 AS52468 AS58717 AS132884 AS133210 AS151326 AS151704 AS199524 AS271253 AS328840
CORE-BACKBONE
AS33891
 2024-10-01
1y 7mo
 2026-05-02
45 peers
AS174 AS209 AS260 AS3257 AS3491 AS3549 AS5580 AS6424 AS6762 AS16260 AS24516 AS49605 AS51185 AS52468 AS56457 AS61138 AS63956 AS64112 AS197580 AS199524 AS328840

Customers (2)

Customer Country First Seen Last Seen IPs Peers Confidence
Link2Air
AS208235
 DE 2024-10-01
1y 7mo
 2026-05-02 3.6k
73 peers
AS209 AS260 AS701 AS917 AS999 AS1031 AS1273 AS1351 AS3491 AS4775 AS5580 AS6424 AS6453 AS6762 AS6830 AS7018 AS7594 AS8582 AS12956 AS16260 AS16276 AS16552 AS17350 AS24516 AS27678 AS32590 AS35280 AS37497 AS38008 AS39122 AS46997 AS48112 AS49605 AS52873 AS63956 AS64112 AS133210 AS136557 AS150369 AS197580 AS199524 AS206271 AS216285 AS271253 AS328206 AS328840 AS328964
UNIKRAFT
AS215137
 DE 2026-03-21
1mo
 2026-05-02 256
302 peers
AS174 AS209 AS260 AS835 AS917 AS924 AS999 AS3257 AS3491 AS3549 AS4641 AS4775 AS5580 AS6424 AS6453 AS6730 AS6762 AS6830 AS7018 AS7594 AS11039 AS12956 AS14315 AS16260 AS16276 AS16552 AS17350 AS17639 AS19529 AS24516 AS27678 AS27986 AS28398 AS32590 AS33874 AS34800 AS35280 AS38008 AS38726 AS38880 AS40864 AS41811 AS44901 AS46997 AS48112 AS49434 AS49605 AS51185 AS52468 AS52873 AS55222 AS56457 AS57695 AS57866 AS61138 AS61832 AS63956 AS64112 AS132884 AS133210 AS134823 AS151326 AS151704 AS197580 AS199524 AS200612 AS202365 AS216285 AS262427 AS262462 AS265721 AS269180 AS271253 AS327960 AS328840

Network Size

IPv4 and IPv6 prefixes originated over time

5
v4 prefixes
4.9k
v4 addresses
2
v6 prefixes
1
v6 /32s

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2024-11-02
New Transit
Link2Air AS208235 → added provider LEITWERK-AS AS15894
Confidence: 90%
⇄
2024-11-02
New Transit
LEITWERK-AS AS15894 → added provider sis2 AS200924
Confidence: 90%
⇄
2024-11-02
New Transit
LEITWERK-AS AS15894 → added provider CORE-BACKBONE AS33891
Confidence: 90%
⇄
2024-11-02
New Transit
LEITWERK-AS AS15894 → added provider DTAG AS3320
Confidence: 90%
⇄
2024-10-02
New Transit
Link2Air AS208235 → added provider LEITWERK-AS AS15894
Confidence: 90%
⇄
2024-10-02
New Transit
LEITWERK-AS AS15894 → added provider sis2 AS200924
Confidence: 90%
⇄
2024-10-02
New Transit
LEITWERK-AS AS15894 → added provider CORE-BACKBONE AS33891
Confidence: 90%
⇄
2024-10-02
New Transit
LEITWERK-AS AS15894 → added provider DTAG AS3320
Confidence: 90%
⇄

Renewal Calendar

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

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