ResearchRouting table, looking glass, RPKI & IRR

221.121.7.0/24 Sai gon Postel Corporation

Announced by AS7602 Sai gon Postel Corporation. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 221.121.7.0/24

Prefix
221.121.7.0/24
Origin
AS7602 SPT-AS-VN
RPKI
RPKI valid
Size
256 addresses
Less specific
221.121.0.0/18 AS7602 SPT-AS-VN
More specifics
0
IRR route objects
3 exact, 17 covering
In RouteViews
2026-10-16 12:01 UTC
Paths

How 221.121.7.0/24 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 13760 3356 2914 45903 55309 135943 7602×4
OriginAS7602 Sai gon Postel Corporation
Origin codeIGP
Communities2914:410 2914:1402 2914:2403 2914:3400 3356:3 3356:22 3356:86 3356:575 3356:666 3356:901 3356:2013 36601:150 36601:2001 36601:13760 45903:42923 45903:49936
Updated2d 10h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 2914 45903 55309 135943 7602×4
OriginAS7602 Sai gon Postel Corporation
Origin codeIGP
Communities903:900 903:13760
Updated8d 20h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 2914 45903 55309 135943 7602×4
OriginAS7602 Sai gon Postel Corporation
Origin codeIGP
Communities6461:5997 36295:100 36295:6461
Updated1d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 9304 45903×4 55309 135943 7602×4
OriginAS7602 Sai gon Postel Corporation
Origin codeincomplete
Communities174:21201 174:22039
Updated7d 6h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 9304 45903×4 55309 135943 7602×4
OriginAS7602 Sai gon Postel Corporation
Origin codeincomplete
Communities174:21201 174:22039 36295:100 36295:174
Updated7d 6h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS7602 to originate 221.121.0.0/18 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
221.121.0.0/18/24AS7602 SPT-AS-VNAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
221.121.7.0/24AS7602 SPT-AS-VNAPNICSPT-VNMAINT-VN-SPT
221.121.7.0/24AS7602 SPT-AS-VNNTTCOMProxy-registered route objectMAINT-AS9304
221.121.7.0/24AS7602 SPT-AS-VNRADBProxy-registered route objectMAINT-HGC-INTL
221.121.6.0/23 coveringAS7602 SPT-AS-VNAPNICSPT-VNMAINT-VN-SPT
221.121.6.0/23 coveringAS7602 SPT-AS-VNNTTCOMProxy-registered route objectMAINT-AS9304
221.121.6.0/23 coveringAS7602 SPT-AS-VNRADBProxy-registered route objectMAINT-HGC-INTL
221.121.4.0/22 coveringAS7602 SPT-AS-VNAPNICSPT-VNMAINT-VN-SPT
221.121.4.0/22 coveringAS7602 SPT-AS-VNNTTCOMSPT-AS-VNMAINT-VN-VNNIC
221.121.0.0/21 coveringAS7602 SPT-AS-VNAPNICSPT-VNMAINT-VN-SPT
221.121.0.0/21 coveringAS7602 SPT-AS-VNNTTCOMProxy-registered route objectMAINT-AS9304
221.121.0.0/21 coveringAS7602 SPT-AS-VNRADBProxy-registered route objectMAINT-HGC-INTL
221.121.0.0/20 coveringAS7602 SPT-AS-VNAPNICSPT-VNMAINT-VN-SPT
221.121.0.0/20 coveringAS7602 SPT-AS-VNNTTCOMProxy-registered route objectMAINT-AS9304
221.121.0.0/20 coveringAS7602 SPT-AS-VNRADBProxy-registered route objectMAINT-HGC-INTL
221.121.0.0/19 coveringAS7602 SPT-AS-VNAPNICSPT-VNMAINT-VN-SPT
221.121.0.0/19 coveringAS7602 SPT-AS-VNNTTCOMProxy-registered route objectMAINT-AS9304
221.121.0.0/19 coveringAS7602 SPT-AS-VNRADBProxy-registered route objectMAINT-HGC-INTL
221.121.0.0/18 coveringAS7602 SPT-AS-VNAPNICSPT-VNMAINT-VN-SPT
221.121.0.0/18 coveringAS7602 SPT-AS-VNNTTCOMSPT-AS-VNMAINT-VN-VNNIC
221.121.0.0/18 coveringAS7602 SPT-AS-VNRADBSaigon Postel CorporationMAINT-AS4766
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

221.121.0.0/18 AS7602 SPT-AS-VN
Tools

Check 221.121.7.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API