NCORE-AS

AS12676 · HKN GmbH Hochstadenstr. 5 D-47829 Krefeld Germany · DE · RIPENCC
2
Upstream providers
9
Downstream customers
74k
v4 addresses
1.5
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence AF
GTT-BACKBONE
AS3257
2024-09-01
1y 9mo
2026-06-09
81 peers
AS209 AS260 AS1031 AS2152 AS2914 AS3257 AS3320 AS3491 AS4641 AS4775 AS5392 AS5580 AS6453 AS6730 AS6762 AS6830 AS8220 AS8582 AS12956 AS15562 AS16276 AS17350 AS24516 AS30950 AS31554 AS32590 AS34927 AS37697 AS38001 AS40864 AS41811 AS49434 AS49605 AS51185 AS56457 AS134823 AS197580 AS199524 AS216285
v4 v6
TWELVE99
AS1299
2024-09-01
1y 9mo
2026-06-09
78 peers
AS209 AS701 AS999 AS1031 AS2152 AS2500 AS2914 AS3320 AS3491 AS3549 AS4128 AS4608 AS4641 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8218 AS11039 AS12956 AS13786 AS14315 AS14537 AS15605 AS16276 AS17350 AS17660 AS20080 AS28329 AS34927 AS40864 AS41811 AS49434 AS49544 AS49605 AS51185 AS52468 AS52873 AS55720 AS56457 AS58717 AS61832 AS132884 AS140627 AS142289 AS151704 AS197580 AS199524 AS216285 AS262462 AS263152 AS263541 AS264409 AS264479 AS266213 AS271253 AS328840
v4 v6

Customers (9)

Customer Country First Seen Last Seen IPs Peers Confidence AF
AS27173
AS27173
US 2024-09-01
1y 9mo
2026-06-09 256
96 peers
AS209 AS260 AS999 AS1031 AS2152 AS2500 AS2914 AS3257 AS3320 AS3491 AS3549 AS4128 AS4641 AS4775 AS5392 AS5580 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8218 AS8220 AS8582 AS11039 AS12956 AS14315 AS15562 AS15605 AS16276 AS17350 AS17660 AS20080 AS24516 AS28329 AS30950 AS31554 AS34927 AS38001 AS40864 AS41811 AS49434 AS49544 AS49605 AS51185 AS52468 AS52873 AS55720 AS56457 AS132884 AS134823 AS142289 AS151704 AS197580 AS199524 AS216285 AS262462 AS263152 AS263541 AS264409 AS266213
v4 v6
DUSNET-AS
AS40999
DE 2024-09-01
1y 9mo
2026-06-09 2k
29 peers
AS209 AS260 AS701 AS3491 AS5580 AS6453 AS6762 AS6830 AS8582 AS12956 AS15562 AS17350 AS49544 AS52873 AS216285 AS262462 AS271253
v4 v6
STARH
AS47461
CH 2024-09-01
1y 9mo
2026-06-09 256
80 peers
AS209 AS260 AS999 AS1031 AS2152 AS2500 AS2914 AS3257 AS3491 AS3549 AS4128 AS4641 AS4775 AS5392 AS5580 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8218 AS8220 AS8582 AS11039 AS12956 AS14315 AS15562 AS15605 AS16276 AS17350 AS17660 AS20080 AS24516 AS28329 AS30950 AS31554 AS34927 AS37697 AS38001 AS40864 AS41811 AS49434 AS49544 AS49605 AS51185 AS52468 AS52873 AS55720 AS56457 AS132884 AS134823 AS142289 AS151704 AS197580 AS199524 AS216285 AS262462 AS263152 AS263541 AS264409 AS266213
v4 v6
DEEPWORX
AS197435
DE 2024-09-01
1y 9mo
2026-06-09 512
49 peers
AS209 AS260 AS701 AS5580 AS6830 AS8582 AS12956 AS49544 AS52873 AS262462 AS271253
v4 v6
cloudopserve-as
AS203777
DE 2024-09-01
1y 9mo
2026-06-09 256
73 peers
AS260 AS999 AS1031 AS2500 AS2914 AS3257 AS3491 AS4128 AS4608 AS4641 AS4775 AS5580 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8220 AS11039 AS12956 AS14315 AS15562 AS15605 AS16276 AS17350 AS20080 AS24516 AS28329 AS40864 AS41811 AS49434 AS49544 AS49605 AS51185 AS52468 AS52873 AS55720 AS56457 AS58717 AS61832 AS132884 AS134823 AS140627 AS142289 AS151704 AS197580 AS199524 AS216285 AS262462 AS263152 AS263541 AS264479
v4 v6
TRAPOC
AS205734
GB 2024-09-01
1y 9mo
2026-06-09 1.5k
96 peers
AS209 AS260 AS999 AS1031 AS2152 AS2500 AS2914 AS3257 AS3491 AS3549 AS4128 AS4641 AS4775 AS5392 AS5580 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8218 AS8220 AS8582 AS11039 AS12956 AS14315 AS15562 AS15605 AS16276 AS17350 AS17660 AS20080 AS24516 AS28329 AS30950 AS31554 AS34927 AS38001 AS40864 AS41811 AS49434 AS49544 AS49605 AS51185 AS52468 AS52873 AS55720 AS56457 AS132884 AS134823 AS142289 AS151704 AS197580 AS199524 AS216285 AS262462 AS263152 AS263541 AS264409 AS266213
v4 v6
COMDESK
AS203427
DE 2025-11-28
6mo
2026-06-09 256
63 peers
AS209 AS260 AS999 AS1031 AS2152 AS2500 AS2914 AS3257 AS3491 AS3549 AS4128 AS4641 AS4775 AS5392 AS5580 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8218 AS8220 AS8582 AS11039 AS12956 AS14315 AS15562 AS15605 AS16276 AS17350 AS17660 AS20080 AS24516 AS28329 AS30950 AS31554 AS34927 AS38001 AS40864 AS41811 AS49434 AS49544 AS49605 AS51185 AS52468 AS52873 AS55720 AS56457 AS132884 AS134823 AS142289 AS151704 AS197580 AS199524 AS216285 AS262462 AS263152 AS263541 AS264409 AS266213
v4 v6
Happyware
AS209034
DE 2026-01-15
4mo
2026-06-09 256
60 peers
AS209 AS260 AS701 AS2914 AS3491 AS5580 AS6453 AS6461 AS6762 AS6830 AS7018 AS8582 AS12956 AS15562 AS17350 AS49544 AS52873 AS216285 AS262462 AS271253 AS328840
v4 v6
Host-On
AS215341
DE 2026-01-16
4mo
2026-06-09 1k
64 peers
AS209 AS260 AS999 AS1031 AS2152 AS2500 AS2914 AS3257 AS3491 AS3549 AS4128 AS4641 AS4775 AS5392 AS5580 AS6082 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS8218 AS8220 AS8582 AS11039 AS12956 AS14315 AS15562 AS15605 AS16276 AS17350 AS17660 AS20080 AS24516 AS28329 AS30950 AS31554 AS32590 AS34927 AS37697 AS38001 AS40864 AS41811 AS49434 AS49544 AS49605 AS51185 AS52468 AS52873 AS55720 AS56457 AS132884 AS134823 AS142289 AS151704 AS197580 AS199524 AS216285 AS262462 AS263152 AS263541 AS264409 AS266213
v4 v6

Network Size

IPv4 and IPv6 prefixes originated over time

12
v4 prefixes
74k
v4 addresses
6
v6 prefixes
1.5
v6 /32s

Downstream Customers Over Time

Count of distinct downstream customers per snapshot date

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

2026-01-17
New Transit
Host-On AS215341 → added provider NCORE-AS AS12676
Confidence: 90%
2026-01-16
New Transit
Happyware AS209034 → added provider NCORE-AS AS12676
Confidence: 90%
2025-11-29
New Transit
COMDESK AS203427 → added provider NCORE-AS AS12676
Confidence: 90%
2025-07-24
New Transit
STARH AS47461 → added provider NCORE-AS AS12676
Confidence: 90%
2025-07-16
Lost Transit
STARH AS47461 → lost provider NCORE-AS AS12676
Confidence: 85% Duration: 317d
2024-09-02
New Transit
TRAPOC AS205734 → added provider NCORE-AS AS12676
Confidence: 90%
2024-09-02
New Transit
cloudopserve-as AS203777 → added provider NCORE-AS AS12676
Confidence: 90%
2024-09-02
New Transit
DEEPWORX AS197435 → added provider NCORE-AS AS12676
Confidence: 90%
2024-09-02
New Transit
STARH AS47461 → added provider NCORE-AS AS12676
Confidence: 90%
2024-09-02
New Transit
DUSNET-AS AS40999 → added provider NCORE-AS AS12676
Confidence: 90%
2024-09-02
New Transit
AS27173 AS27173 → added provider NCORE-AS AS12676
Confidence: 90%
2024-09-02
New Transit
NCORE-AS AS12676 → added provider GTT-BACKBONE AS3257
Confidence: 90%
2024-09-02
New Transit
NCORE-AS AS12676 → added provider TWELVE99 AS1299
Confidence: 90%

Renewal Calendar

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

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