ResearchRouting table, looking glass, RPKI & IRR

128.1.0.0/16 Zenlayer Inc

Announced by AS21859 Zenlayer Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 128.1.0.0/16

Prefix
128.1.0.0/16
Origin
AS21859 ZEN-ECN
RPKI
RPKI valid
Size
65,536 addresses
Less specific
none
More specifics
207
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-12 20:02 UTC
Paths

How 128.1.0.0/16 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 6461 4229 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated4d 21h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 4229 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communities903:900 903:13760
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communities36295:100
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communitiesnone
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 4229 21859
OriginAS21859 Zenlayer Inc
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 22h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS21859 to originate 128.1.0.0/16 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
128.1.0.0/16/24AS21859 ZEN-ECNARIN
IRR

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
128.1.0.0/16AS21859 ZEN-ECNNTTCOMCMI IP TransitMAINT-CMI-INT-HK
128.1.0.0/16AS21859 ZEN-ECNRADBZL-LA-IDC-01MAINT-AS21859
More specific

Prefixes inside 128.1.0.0/16

207 announced prefixes fall inside this one.

Show the 207 prefixes
128.1.1.0/24 AS21859 ZEN-ECN128.1.8.0/23 AS21859 ZEN-ECN128.1.11.0/24 AS21859 ZEN-ECN128.1.12.0/24 AS62610 ZEN-DPS128.1.13.0/24 AS21859 ZEN-ECN128.1.14.0/24 AS21859 ZEN-ECN128.1.15.0/24 AS21859 ZEN-ECN128.1.18.0/24 AS21859 ZEN-ECN128.1.19.0/24 AS21859 ZEN-ECN128.1.20.0/24 AS21859 ZEN-ECN128.1.21.0/24 AS21859 ZEN-ECN128.1.22.0/24 AS21859 ZEN-ECN128.1.23.0/24 AS21859 ZEN-ECN128.1.24.0/24 AS62610 ZEN-DPS128.1.25.0/24 AS21859 ZEN-ECN128.1.26.0/24 AS21859 ZEN-ECN128.1.27.0/24 AS21859 ZEN-ECN128.1.28.0/24 AS21859 ZEN-ECN128.1.29.0/24 AS21859 ZEN-ECN128.1.30.0/24 AS21859 ZEN-ECN128.1.31.0/24 AS21859 ZEN-ECN128.1.32.0/24 AS135377 UCLOUD-HK-AS-AP128.1.33.0/24 AS21859 ZEN-ECN128.1.34.0/24 AS21859 ZEN-ECN128.1.35.0/24 AS21859 ZEN-ECN128.1.36.0/24 AS21859 ZEN-ECN128.1.37.0/24 AS21859 ZEN-ECN128.1.38.0/24 AS135377 UCLOUD-HK-AS-AP128.1.39.0/24 AS135377 UCLOUD-HK-AS-AP128.1.40.0/24 AS135377 UCLOUD-HK-AS-AP128.1.41.0/24 AS135377 UCLOUD-HK-AS-AP128.1.42.0/24 AS21859 ZEN-ECN128.1.43.0/24 AS135377 UCLOUD-HK-AS-AP128.1.44.0/24 AS135377 UCLOUD-HK-AS-AP128.1.45.0/24 AS21859 ZEN-ECN128.1.46.0/24 AS135377 UCLOUD-HK-AS-AP128.1.47.0/24 AS135377 UCLOUD-HK-AS-AP128.1.48.0/24 AS135377 UCLOUD-HK-AS-AP128.1.49.0/24 AS135377 UCLOUD-HK-AS-AP128.1.50.0/24 AS21859 ZEN-ECN128.1.51.0/24 AS21859 ZEN-ECN128.1.52.0/24 AS21859 ZEN-ECN128.1.53.0/24 AS21859 ZEN-ECN128.1.54.0/24 AS21859 ZEN-ECN128.1.55.0/24 AS21859 ZEN-ECN128.1.56.0/24 AS21859 ZEN-ECN128.1.57.0/24 AS21859 ZEN-ECN128.1.58.0/24 AS21859 ZEN-ECN128.1.59.0/24 AS21859 ZEN-ECN128.1.60.0/24 AS21859 ZEN-ECN128.1.61.0/24 AS135377 UCLOUD-HK-AS-AP128.1.62.0/24 AS21859 ZEN-ECN128.1.63.0/24 AS21859 ZEN-ECN128.1.64.0/24 AS21859 ZEN-ECN128.1.65.0/24 AS21859 ZEN-ECN128.1.66.0/24 AS9304 HUTCHISON-AS-AP128.1.67.0/24 AS21859 ZEN-ECN128.1.68.0/23 AS21859 ZEN-ECN128.1.70.0/24 AS21859 ZEN-ECN128.1.71.0/24 AS21859 ZEN-ECN128.1.72.0/24 AS9304 HUTCHISON-AS-AP128.1.73.0/24 AS21859 ZEN-ECN128.1.75.0/24 AS21859 ZEN-ECN128.1.76.0/24 AS21859 ZEN-ECN128.1.77.0/24 AS21859 ZEN-ECN128.1.78.0/24 AS21859 ZEN-ECN128.1.79.0/24 AS135377 UCLOUD-HK-AS-AP128.1.80.0/24 AS21859 ZEN-ECN128.1.81.0/24 AS21859 ZEN-ECN128.1.82.0/24 AS21859 ZEN-ECN128.1.83.0/24 AS21859 ZEN-ECN128.1.84.0/24 AS21859 ZEN-ECN128.1.86.0/24 AS21859 ZEN-ECN128.1.87.0/24 AS21859 ZEN-ECN128.1.89.0/24 AS21859 ZEN-ECN128.1.90.0/24 AS21859 ZEN-ECN128.1.91.0/24 AS21859 ZEN-ECN128.1.92.0/22 AS21859 ZEN-ECN128.1.93.0/24 AS21859 ZEN-ECN128.1.95.0/24 AS21859 ZEN-ECN128.1.96.0/24 AS21859 ZEN-ECN128.1.97.0/24 AS21859 ZEN-ECN128.1.100.0/24 AS21859 ZEN-ECN128.1.101.0/24 AS21859 ZEN-ECN128.1.102.0/23 AS3462 HINET128.1.103.0/24 AS21859 ZEN-ECN128.1.104.0/22 AS21859 ZEN-ECN128.1.107.0/24 AS21859 ZEN-ECN128.1.108.0/24 AS21859 ZEN-ECN128.1.109.0/24 AS21859 ZEN-ECN128.1.110.0/24 AS21859 ZEN-ECN128.1.113.0/24 AS21859 ZEN-ECN128.1.116.0/24 AS21859 ZEN-ECN128.1.117.0/24 AS21859 ZEN-ECN128.1.119.0/24 AS21859 ZEN-ECN128.1.120.0/24 AS62610 ZEN-DPS128.1.121.0/24 AS62610 ZEN-DPS128.1.122.0/24 AS153259 EDG1-AS-IN128.1.123.0/24 AS62610 ZEN-DPS128.1.124.0/24 AS21859 ZEN-ECN128.1.125.0/24 AS21859 ZEN-ECN128.1.126.0/24 AS21859 ZEN-ECN128.1.127.0/24 AS150436 BYTEPLUS-AS-AP128.1.128.0/24 AS21859 ZEN-ECN128.1.129.0/24 AS21859 ZEN-ECN128.1.130.0/24 AS21859 ZEN-ECN128.1.131.0/24 AS135377 UCLOUD-HK-AS-AP128.1.132.0/24 AS135377 UCLOUD-HK-AS-AP128.1.133.0/24 AS135377 UCLOUD-HK-AS-AP128.1.134.0/24 AS135377 UCLOUD-HK-AS-AP128.1.135.0/24 AS135377 UCLOUD-HK-AS-AP128.1.136.0/24 AS135377 UCLOUD-HK-AS-AP128.1.137.0/24 AS135377 UCLOUD-HK-AS-AP128.1.138.0/24 AS135377 UCLOUD-HK-AS-AP128.1.139.0/24 AS21859 ZEN-ECN128.1.140.0/24 AS21859 ZEN-ECN128.1.141.0/24 AS21859 ZEN-ECN128.1.143.0/24 AS393889 EIGHTJOY-NETWORK-LLC128.1.144.0/24 AS21859 ZEN-ECN128.1.145.0/24 AS21859 ZEN-ECN128.1.147.0/24 AS62610 ZEN-DPS128.1.148.0/24 AS21859 ZEN-ECN128.1.149.0/24 AS21859 ZEN-ECN128.1.150.0/24 AS21859 ZEN-ECN128.1.151.0/24 AS21859 ZEN-ECN128.1.152.0/24 AS62610 ZEN-DPS128.1.153.0/24 AS62610 ZEN-DPS128.1.154.0/24 AS21859 ZEN-ECN128.1.155.0/24 AS21859 ZEN-ECN128.1.156.0/24 AS21859 ZEN-ECN128.1.157.0/24 AS21859 ZEN-ECN128.1.159.0/24 AS21859 ZEN-ECN128.1.160.0/23 AS21859 ZEN-ECN128.1.162.0/24 AS62610 ZEN-DPS128.1.165.0/24 AS21859 ZEN-ECN128.1.167.0/24 AS21859 ZEN-ECN128.1.169.0/24 AS150436 BYTEPLUS-AS-AP128.1.170.0/24 AS21859 ZEN-ECN128.1.171.0/24 AS21859 ZEN-ECN128.1.172.0/24 AS21859 ZEN-ECN128.1.173.0/24 AS21859 ZEN-ECN128.1.174.0/24 AS21859 ZEN-ECN128.1.175.0/24 AS21859 ZEN-ECN128.1.176.0/24 AS21859 ZEN-ECN128.1.177.0/24 AS393889 EIGHTJOY-NETWORK-LLC128.1.178.0/24 AS21859 ZEN-ECN128.1.179.0/24 AS21859 ZEN-ECN128.1.180.0/24 AS62610 ZEN-DPS128.1.181.0/24 AS21859 ZEN-ECN128.1.183.0/24 AS393889 EIGHTJOY-NETWORK-LLC128.1.184.0/24 AS393889 EIGHTJOY-NETWORK-LLC128.1.186.0/24 AS21859 ZEN-ECN128.1.187.0/24 AS21859 ZEN-ECN128.1.189.0/24 AS21859 ZEN-ECN128.1.190.0/24 AS21859 ZEN-ECN128.1.192.0/24 AS21859 ZEN-ECN128.1.194.0/24 AS21859 ZEN-ECN128.1.195.0/24 AS62610 ZEN-DPS128.1.196.0/24 AS21859 ZEN-ECN128.1.197.0/24 AS21859 ZEN-ECN128.1.198.0/24 AS21859 ZEN-ECN128.1.199.0/24 AS21859 ZEN-ECN128.1.200.0/24 AS21859 ZEN-ECN128.1.201.0/24 AS21859 ZEN-ECN128.1.203.0/24 AS21859 ZEN-ECN128.1.206.0/24 AS29752 ZEN-SDN128.1.208.0/23 AS21859 ZEN-ECN128.1.210.0/23 AS21859 ZEN-ECN128.1.212.0/24 AS21859 ZEN-ECN128.1.213.0/24 AS21859 ZEN-ECN128.1.214.0/24 AS21859 ZEN-ECN128.1.215.0/24 AS21859 ZEN-ECN128.1.216.0/24 AS29752 ZEN-SDN128.1.217.0/24 AS13444 TRS-GL-01128.1.218.0/24 AS21859 ZEN-ECN128.1.219.0/24 AS21859 ZEN-ECN128.1.221.0/24 AS21859 ZEN-ECN128.1.222.0/24 AS21859 ZEN-ECN128.1.223.0/24 AS21859 ZEN-ECN128.1.224.0/24 AS21859 ZEN-ECN128.1.225.0/24 AS21859 ZEN-ECN128.1.226.0/24 AS21859 ZEN-ECN128.1.227.0/24 AS21859 ZEN-ECN128.1.228.0/24 AS21859 ZEN-ECN128.1.229.0/24 AS21859 ZEN-ECN128.1.230.0/24 AS21859 ZEN-ECN128.1.231.0/24 AS21859 ZEN-ECN128.1.232.0/24 AS21859 ZEN-ECN128.1.233.0/24 AS21859 ZEN-ECN128.1.234.0/24 AS21859 ZEN-ECN128.1.235.0/24 AS150436 BYTEPLUS-AS-AP128.1.236.0/24 AS21859 ZEN-ECN128.1.237.0/24 AS62610 ZEN-DPS128.1.238.0/24 AS21859 ZEN-ECN128.1.239.0/24 AS21859 ZEN-ECN128.1.240.0/24 AS21859 ZEN-ECN128.1.241.0/24 AS21859 ZEN-ECN128.1.242.0/23 AS21859 ZEN-ECN128.1.245.0/24 AS21859 ZEN-ECN128.1.246.0/24 AS21859 ZEN-ECN128.1.247.0/24 AS21859 ZEN-ECN128.1.248.0/24 AS21859 ZEN-ECN128.1.249.0/24 AS21859 ZEN-ECN128.1.250.0/24 AS62610 ZEN-DPS128.1.252.0/24 AS21859 ZEN-ECN128.1.253.0/24 AS21859 ZEN-ECN128.1.254.0/23 AS21859 ZEN-ECN
Tools

Check 128.1.0.0/16 live

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