CHINATELECOM-TIANJIN

AS58542 · Tianjij,300000 · CN · APNIC
1
Upstream providers
3
Downstream customers
110k
v4 addresses
3.1
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
CHINANET-BACKBONE
AS4134
2024-09-01
1y 8mo
2026-05-06
26 peers
AS209 AS3549

Customers (3)

Customer Country First Seen Last Seen IPs Peers Confidence
TENCENT-NET-AP
AS45090
CN 2024-09-01
1y 8mo
2026-05-06 218k
12 peers
AS209 AS3549
BJKSCNET
AS59019
CN 2024-09-01
1y 8mo
2026-05-06 77k
12 peers
AS209 AS3549
VOLCANO-ENGINE
AS137718
CN 2024-09-01
1y 8mo
2026-05-06 286k
12 peers
AS209 AS3549

Network Size

IPv4 and IPv6 prefixes originated over time

62
v4 prefixes
110k
v4 addresses
10
v6 prefixes
3.1
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

2026-02-06
Lost Transit
VOLCANO-ENGINE AS137718 → lost provider CHINATELECOM-TIANJIN AS58542
Confidence: 85% Duration: 492d
2026-02-06
Lost Transit
TENCENT-NET-AP AS45090 → lost provider CHINATELECOM-TIANJIN AS58542
Confidence: 85% Duration: 492d
2026-02-04
New Transit
VOLCANO-ENGINE AS137718 → added provider CHINATELECOM-TIANJIN AS58542
Confidence: 90%
2026-02-04
New Transit
CHINATELECOM-TIANJIN AS58542 → added provider CHINANET-BACKBONE AS4134
Confidence: 90%
2026-02-04
New Transit
TENCENT-NET-AP AS45090 → added provider CHINATELECOM-TIANJIN AS58542
Confidence: 90%
2025-11-20
Lost Transit
VOLCANO-ENGINE AS137718 → lost provider CHINATELECOM-TIANJIN AS58542
Confidence: 85% Duration: 414d
2025-11-20
Lost Transit
BJKSCNET AS59019 → lost provider CHINATELECOM-TIANJIN AS58542
Confidence: 85% Duration: 414d
2025-11-20
Lost Transit
CHINATELECOM-TIANJIN AS58542 → lost provider CHINANET-BACKBONE AS4134
Confidence: 85% Duration: 414d
2025-11-20
Lost Transit
TENCENT-NET-AP AS45090 → lost provider CHINATELECOM-TIANJIN AS58542
Confidence: 85% Duration: 414d
2024-11-02
New Transit
VOLCANO-ENGINE AS137718 → added provider CHINATELECOM-TIANJIN AS58542
Confidence: 90%
2024-11-02
New Transit
BJKSCNET AS59019 → added provider CHINATELECOM-TIANJIN AS58542
Confidence: 90%
2024-11-02
New Transit
CHINATELECOM-TIANJIN AS58542 → added provider CHINANET-BACKBONE AS4134
Confidence: 90%
2024-11-02
New Transit
TENCENT-NET-AP AS45090 → added provider CHINATELECOM-TIANJIN AS58542
Confidence: 90%
2024-09-02
New Transit
VOLCANO-ENGINE AS137718 → added provider CHINATELECOM-TIANJIN AS58542
Confidence: 90%
2024-09-02
New Transit
BJKSCNET AS59019 → added provider CHINATELECOM-TIANJIN AS58542
Confidence: 90%
2024-09-02
New Transit
CHINATELECOM-TIANJIN AS58542 → added provider CHINANET-BACKBONE AS4134
Confidence: 90%
2024-09-02
New Transit
TENCENT-NET-AP AS45090 → added provider CHINATELECOM-TIANJIN AS58542
Confidence: 90%

Renewal Calendar

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

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