123.150.0.0/15 ASN for TIANJIN Provincial Net of CT
Announced by AS17638 ASN for TIANJIN Provincial Net of CT. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 123.150.0.0/15
Prefix
Origin
AS17638 CHINATELECOM-TJ-AS-AP
RPKI
RPKI not found
Size
131,072 addresses
Less specific
none
More specifics
87
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 20:02 UTC
Paths
How 123.150.0.0/15 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 4134 17638
| Origin | AS17638 ASN for TIANJIN Provincial Net of CT |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 7d 20h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 4134 17638
| Origin | AS17638 ASN for TIANJIN Provincial Net of CT |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 5h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 4134 17638
| Origin | AS17638 ASN for TIANJIN Provincial Net of CT |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 9h 31m ago |
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 123.150.0.0/15 | AS17638 CHINATELECOM-TJ-AS-AP | RADB | ASN for TIANJIN Provincial Net of CT | MAINT-CT-GNOC |
More specific
Prefixes inside 123.150.0.0/15
87 announced prefixes fall inside this one.
Show the 87 prefixes
123.150.0.0/16 AS17638 CHINATELECOM-TJ-AS-AP123.150.4.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.6.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.7.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.11.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.12.0/22 AS17638 CHINATELECOM-TJ-AS-AP123.150.14.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.16.0/20 AS17638 CHINATELECOM-TJ-AS-AP123.150.34.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.37.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.43.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.46.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.57.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.65.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.70.0/23 AS58542 CHINATELECOM-TIANJIN123.150.72.0/23 AS58542 CHINATELECOM-TIANJIN123.150.76.0/22 AS58542 CHINATELECOM-TIANJIN123.150.81.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.92.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.95.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.96.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.103.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.109.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.141.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.143.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.145.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.147.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.174.0/24 AS58542 CHINATELECOM-TIANJIN123.150.208.0/24 AS58542 CHINATELECOM-TIANJIN123.150.220.0/23 AS17638 CHINATELECOM-TJ-AS-AP123.150.222.0/23 AS17638 CHINATELECOM-TJ-AS-AP123.150.228.0/23 AS132536 CHINANET-TIANJIN-MAN-NEW123.150.242.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.253.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.254.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.150.255.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.0.0/16 AS17638 CHINATELECOM-TJ-AS-AP123.151.0.0/17 AS17638 CHINATELECOM-TJ-AS-AP123.151.0.0/21 AS17638 CHINATELECOM-TJ-AS-AP123.151.8.0/24 AS58542 CHINATELECOM-TIANJIN123.151.9.0/24 AS58542 CHINATELECOM-TIANJIN123.151.10.0/23 AS58542 CHINATELECOM-TIANJIN123.151.12.0/22 AS58542 CHINATELECOM-TIANJIN123.151.17.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.20.0/24 AS132536 CHINANET-TIANJIN-MAN-NEW123.151.21.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.24.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.26.0/23 AS58542 CHINATELECOM-TIANJIN123.151.39.0/24 AS58542 CHINATELECOM-TIANJIN123.151.40.0/24 AS58542 CHINATELECOM-TIANJIN123.151.42.0/24 AS58542 CHINATELECOM-TIANJIN123.151.46.0/24 AS58542 CHINATELECOM-TIANJIN123.151.47.0/24 AS58542 CHINATELECOM-TIANJIN123.151.48.0/20 AS58542 CHINATELECOM-TIANJIN123.151.64.0/21 AS58542 CHINATELECOM-TIANJIN123.151.72.0/22 AS58542 CHINATELECOM-TIANJIN123.151.76.0/22 AS58542 CHINATELECOM-TIANJIN123.151.89.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.92.0/22 AS58542 CHINATELECOM-TIANJIN123.151.96.0/20 AS58542 CHINATELECOM-TIANJIN123.151.112.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.113.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.124.0/24 AS132536 CHINANET-TIANJIN-MAN-NEW123.151.126.0/23 AS17638 CHINATELECOM-TJ-AS-AP123.151.128.0/21 AS17638 CHINATELECOM-TJ-AS-AP123.151.130.0/23 AS17638 CHINATELECOM-TJ-AS-AP123.151.137.0/24 AS58542 CHINATELECOM-TIANJIN123.151.138.0/24 AS58542 CHINATELECOM-TIANJIN123.151.139.0/24 AS58542 CHINATELECOM-TIANJIN123.151.144.0/24 AS58542 CHINATELECOM-TIANJIN123.151.146.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.147.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.148.0/22 AS58542 CHINATELECOM-TIANJIN123.151.152.0/22 AS58542 CHINATELECOM-TIANJIN123.151.156.0/23 AS58542 CHINATELECOM-TIANJIN123.151.158.0/24 AS58542 CHINATELECOM-TIANJIN123.151.162.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.163.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.165.0/24 AS132536 CHINANET-TIANJIN-MAN-NEW123.151.173.0/24 AS17638 CHINATELECOM-TJ-AS-AP123.151.176.0/22 AS58542 CHINATELECOM-TIANJIN123.151.180.0/24 AS58542 CHINATELECOM-TIANJIN123.151.181.0/24 AS58542 CHINATELECOM-TIANJIN123.151.182.0/24 AS58542 CHINATELECOM-TIANJIN123.151.183.0/24 AS58542 CHINATELECOM-TIANJIN123.151.190.0/24 AS58542 CHINATELECOM-TIANJIN123.151.192.0/18 AS4809 CHINATELECOM-CORE-WAN-CN2