CZAJEN

AS42763 · PL · RIPENCC
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2
Upstream providers
1
Downstream customers
3.6k
v4 addresses
0
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
HLG-AS
AS198424
 2025-01-01
1y 3mo
 2026-04-23
90 peers
AS209 AS999 AS2914 AS3257 AS3491 AS3549 AS4641 AS5580 AS6453 AS6461 AS6730 AS6762 AS8220 AS12956 AS15562 AS16276 AS16552 AS17660 AS27986 AS32590 AS37697 AS38001 AS49544 AS49605 AS51185 AS53828 AS55720 AS57821 AS132884 AS134823 AS197580 AS199524 AS216285 AS398465
TMPL
AS12912
 2025-01-01
1y 3mo
 2026-04-23
96 peers
AS174 AS209 AS835 AS999 AS2152 AS2500 AS2914 AS3130 AS3170 AS3257 AS3491 AS3549 AS3701 AS4128 AS4641 AS5580 AS6082 AS6424 AS6453 AS6762 AS6830 AS7018 AS7594 AS8220 AS11039 AS12956 AS13786 AS13830 AS14315 AS14907 AS15562 AS16260 AS16276 AS16552 AS17350 AS17660 AS20080 AS20912 AS21700 AS24516 AS27678 AS27986 AS28329 AS32590 AS34927 AS38001 AS38008 AS40864 AS40994 AS41811 AS44901 AS45437 AS46997 AS48112 AS49544 AS49605 AS51185 AS52468 AS52873 AS53828 AS55720 AS56457 AS57821 AS61138 AS63956 AS64112 AS132825 AS132884 AS134823 AS136557 AS151326 AS151704 AS197580 AS199524 AS200612 AS216285 AS262427 AS262462 AS263009 AS263541 AS264479 AS266213 AS271253 AS327960 AS328840 AS328964 AS398465

Customers (1)

Customer Country First Seen Last Seen Peers Confidence
NASZAWIZJA
AS43326
 PL 2025-01-01
1y 3mo
 2026-04-23
101 peers
AS209 AS835 AS999 AS2500 AS2914 AS3257 AS3491 AS3549 AS4128 AS4641 AS4775 AS5580 AS6082 AS6424 AS6453 AS6461 AS6762 AS6830 AS7018 AS8220 AS11039 AS12956 AS14315 AS14907 AS15562 AS16260 AS16276 AS16552 AS17350 AS17660 AS20080 AS20912 AS21700 AS24516 AS27678 AS27986 AS28329 AS32590 AS38001 AS38008 AS40864 AS40994 AS41811 AS44901 AS45437 AS46997 AS48112 AS49544 AS49605 AS51185 AS52468 AS52873 AS53828 AS55720 AS56457 AS57821 AS63956 AS132825 AS134823 AS151326 AS151704 AS197580 AS199524 AS200612 AS216285 AS262462 AS263152 AS263541 AS264409 AS264479 AS271253 AS328840 AS328964 AS398465

Network Size

IPv4 and IPv6 prefixes originated over time

17
v4 prefixes
3.6k
v4 addresses
0
v6 prefixes
0
v6 /32s

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2025-12-24
Possible Trial
IPC-SANOK-AS AS52110 → possible trial with CZAJEN AS42763
Confidence: 60% Duration: 89d
⇄
2025-12-24
Possible Trial
CZAJEN AS42763 → possible trial with AS3356 AS3356
Confidence: 60% Duration: 89d
⇄
2025-12-12
Lost Transit
IPC-SANOK-AS AS52110 → dropped provider CZAJEN AS42763
Confidence: 85% Duration: 166d
⇄
2025-12-12
Lost Transit
CZAJEN AS42763 → dropped provider AS3356 AS3356
Confidence: 85% Duration: 166d
⇄
2025-12-07
New Transit
IPC-SANOK-AS AS52110 → added provider CZAJEN AS42763
Confidence: 90%
⇄
2025-12-05
Possible Trial
IPC-SANOK-AS AS52110 → possible trial with CZAJEN AS42763
Confidence: 60% Duration: 70d
⇄
2025-11-20
Lost Transit
IPC-SANOK-AS AS52110 → dropped provider CZAJEN AS42763
Confidence: 85% Duration: 144d
⇄
2025-06-29
New Transit
IPC-SANOK-AS AS52110 → added provider CZAJEN AS42763
Confidence: 90%
⇄
2025-06-29
New Transit
CZAJEN AS42763 → added provider AS3356 AS3356
Confidence: 90%
⇄
2025-04-02
New Transit
NASZAWIZJA AS43326 → added provider CZAJEN AS42763
Confidence: 90%
⇄
2025-04-02
New Transit
CZAJEN AS42763 → added provider HLG-AS AS198424
Confidence: 90%
⇄
2025-04-02
New Transit
CZAJEN AS42763 → added provider TMPL AS12912
Confidence: 90%
⇄
2025-01-02
New Transit
NASZAWIZJA AS43326 → added provider CZAJEN AS42763
Confidence: 90%
⇄
2025-01-02
New Transit
CZAJEN AS42763 → added provider HLG-AS AS198424
Confidence: 90%
⇄
2025-01-02
New Transit
CZAJEN AS42763 → added provider TMPL AS12912
Confidence: 90%
⇄

Renewal Calendar

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

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