UNDERNET-AS1

AS41435 · UA · RIPENCC
4
Upstream providers
8
Downstream customers
22k
v4 addresses
8
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
RETN-AS
AS9002
2024-11-01
1y 6mo
2026-04-30
13 peers
AS209 AS3491 AS3549 AS7018
OT-AS
AS199995
2025-01-01
1y 4mo
2026-04-30
8 peers
AS260 AS3257 AS3491 AS5580 AS16260
BIGNET-AS
AS43668
2025-01-02
1y 3mo
2026-04-30
6 peers
AS260 AS3257 AS5580 AS16260
D2-AS
AS41033
2025-11-16
5mo
2026-04-30
5 peers
AS260 AS5580 AS8582 AS16260

Customers (8)

Customer Country First Seen Last Seen IPs Peers Confidence
CONSISTPRO-AS
AS39334
UA 2024-11-01
1y 6mo
2026-04-30 256
25 peers
AS209 AS260 AS3257 AS3491 AS3549 AS5580 AS7018 AS16260
CITYLAN
AS39848
UA 2024-11-01
1y 6mo
2026-04-30 1k
26 peers
AS209 AS260 AS3257 AS3549 AS5580 AS8582 AS16260
ASWEBSERVICE
AS57001
UA 2024-11-01
1y 6mo
2026-04-30 1k
40 peers
AS209 AS260 AS3257 AS3491 AS3549 AS5580 AS7018 AS16260
MBKI-AS
AS57709
UA 2024-11-01
1y 6mo
2026-04-30 256
40 peers
AS209 AS260 AS3257 AS3491 AS3549 AS5580 AS7018 AS16260
ULTRAXNET-AS
AS197901
UA 2024-11-01
1y 6mo
2026-04-30 1k
9 peers
AS209 AS260 AS3257 AS3491 AS3549 AS5580 AS7018 AS16260
BRNET-AS
AS201184
UA 2024-11-01
1y 6mo
2026-04-30 256
35 peers
AS209 AS3549
UAGROUP
AS206907
UA 2024-11-01
1y 6mo
2026-04-30 1k
22 peers
AS209 AS260 AS3257 AS3549 AS5580 AS8582 AS16260
FOURSEASONSISP-AS
AS213226
UA 2024-11-01
1y 6mo
2026-04-30 256
40 peers
AS209 AS260 AS3257 AS3491 AS3549 AS5580 AS7018 AS16260

Network Size

IPv4 and IPv6 prefixes originated over time

6
v4 prefixes
22k
v4 addresses
8
v6 prefixes
8
v6 /32s

Downstream Customers Over Time

Count of distinct downstream customers per snapshot date

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

2024-11-02
New Transit
FOURSEASONSISP-AS AS213226 → added provider UNDERNET-AS1 AS41435
Confidence: 90%
2024-11-02
New Transit
UAGROUP AS206907 → added provider UNDERNET-AS1 AS41435
Confidence: 90%
2024-11-02
New Transit
BRNET-AS AS201184 → added provider UNDERNET-AS1 AS41435
Confidence: 90%
2024-11-02
New Transit
ULTRAXNET-AS AS197901 → added provider UNDERNET-AS1 AS41435
Confidence: 90%
2024-11-02
New Transit
MBKI-AS AS57709 → added provider UNDERNET-AS1 AS41435
Confidence: 90%
2024-11-02
New Transit
ASWEBSERVICE AS57001 → added provider UNDERNET-AS1 AS41435
Confidence: 90%
2024-11-02
New Transit
WDM-AS AS42510 → added provider UNDERNET-AS1 AS41435
Confidence: 90%
2024-11-02
New Transit
UNDERNET-AS1 AS41435 → added provider ITS-UA AS13249
Confidence: 90%
2024-11-02
New Transit
UNDERNET-AS1 AS41435 → added provider RETN-AS AS9002
Confidence: 90%
2024-11-02
New Transit
UNDERNET-AS1 AS41435 → added provider AS174 AS174
Confidence: 90%
2024-11-02
New Transit
CITYLAN AS39848 → added provider UNDERNET-AS1 AS41435
Confidence: 90%
2024-11-02
New Transit
CONSISTPRO-AS AS39334 → added provider UNDERNET-AS1 AS41435
Confidence: 90%

Renewal Calendar

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

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