ResearchRouting table, looking glass, RPKI & IRR

1.55.72.0/21

Nobody announces 1.55.72.0/21 on its own; it is covered by 1.55.64.0/20 AS18403 FPT-VN. Seen by 0 of our 5 looking glass sessions.

Summary

What the table says about 1.55.72.0/21

Prefix
1.55.72.0/21
Origin
not announced
Size
2,048 addresses
Less specific
1.55.64.0/20 AS18403 FPT-VN
More specifics
7
IRR route objects
1 exact, 16 covering
RPKI

Route origin authorizations

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
1.55.72.0/21AS18403 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
1.55.64.0/20 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
1.55.64.0/20 coveringAS18403 FPT-VNNTTCOMCMI IP TransitMAINT-CMI-INT-HK
1.55.64.0/20 coveringAS18403 FPT-VNRADBFPT Telecom Company 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.55.64.0/19 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
1.55.64.0/19 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.55.64.0/18 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
1.55.64.0/18 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.55.0.0/17 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
1.55.0.0/17 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.55.0.0/16 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
1.55.0.0/16 coveringAS18403 FPT-VNRADBFPT Telecom 66-68 Vo Van Tan Ho Chi Minh City VietnamMAINT-AS18403
1.54.0.0/15 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
1.54.0.0/15 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.

1.55.64.0/20 AS18403 FPT-VN1.55.64.0/18 AS18403 FPT-VN1.52.0.0/14 AS18403 FPT-VN
More specific

Prefixes inside 1.55.72.0/21

7 announced prefixes fall inside this one.

Show the 7 prefixes
1.55.72.0/24 AS18403 FPT-VN1.55.73.0/24 AS18403 FPT-VN1.55.74.0/24 AS18403 FPT-VN1.55.75.0/24 AS18403 FPT-VN1.55.76.0/23 AS18403 FPT-VN1.55.78.0/24 AS18403 FPT-VN1.55.79.0/24 AS18403 FPT-VN
Tools

Check 1.55.72.0/21 live

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