ResearchRouting table, looking glass, RPKI & IRR

1.53.74.0/24 FPT Telecom Company

Announced by AS18403 FPT Telecom Company. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 1.53.74.0/24

Prefix
1.53.74.0/24
Origin
AS18403 FPT-VN
RPKI
RPKI valid
Size
256 addresses
Less specific
1.53.64.0/20 AS18403 FPT-VN
More specifics
0
IRR route objects
1 exact, 19 covering
In RouteViews
2026-10-12 20:02 UTC
Paths

How 1.53.74.0/24 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 18403×2
OriginAS18403 FPT Telecom Company
Origin codeIGP
Communities2106:18403 3356:4 3356:22 3356:100 3356:123 3356:703 3356:901 3356:2172 15169:12000 18403:20 18403:105 18403:520 18403:940 36601:150 36601:2001 36601:13760
Updated4d 20h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 18403×2
OriginAS18403 FPT Telecom Company
Origin codeIGP
Communities903:900 903:13760
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 18403×2
OriginAS18403 FPT Telecom Company
Origin codeIGP
Communities36295:100
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 3356 18403×2
OriginAS18403 FPT Telecom Company
Origin codeIGP
Communitiesnone
Updated5d 5h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 3356 18403×2
OriginAS18403 FPT Telecom Company
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 22h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS18403 to originate 1.52.0.0/14 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
1.52.0.0/14/24AS18403 FPT-VNAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
1.53.74.0/24AS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.53.74.0/23 coveringAS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.53.72.0/22 coveringAS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.53.72.0/21 coveringAS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.53.64.0/20 coveringAS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.53.64.0/20 coveringAS18403 FPT-VNNTTCOMCMI IP TransitMAINT-CMI-INT-HK
1.53.64.0/20 coveringAS18403 FPT-VNRADBFPT Telecom Company 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.53.64.0/19 coveringAS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.53.64.0/19 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.53.64.0/18 coveringAS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.53.64.0/18 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.53.0.0/17 coveringAS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.53.0.0/17 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.53.0.0/16 coveringAS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.53.0.0/16 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.52.0.0/15 coveringAS18403 FPT-VNAPNICVietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, HanoiMAINT-VN-FPT
1.52.0.0/15 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.52.0.0/14 coveringAS18403 FPT-VNAPNICFPT-VNMAINT-VN-FPT
1.52.0.0/14 coveringAS18403 FPT-VNNTTCOMCMI IP TransitMAINT-CMI-INT-HK
1.52.0.0/14 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

1.53.64.0/20 AS18403 FPT-VN1.53.64.0/18 AS18403 FPT-VN1.52.0.0/14 AS18403 FPT-VN
Tools

Check 1.53.74.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API