ResearchRouting table, looking glass, RPKI & IRR

4.0.0.0/9 Level 3 Parent, LLC

Announced by AS3356 Level 3 Parent, LLC. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 4.0.0.0/9

Prefix
4.0.0.0/9
Origin
AS3356 LEVEL3
RPKI
RPKI not found
Size
8,388,608 addresses
Less specific
none
More specifics
60
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-12 04:03 UTC
Paths

How 4.0.0.0/9 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
OriginAS3356 Level 3 Parent, LLC
Origin codeIGP
Communities3356:0 3356:3 3356:100 3356:123 3356:575 3356:2258 36601:150 36601:2001 36601:13760
Updated4d 2h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356
OriginAS3356 Level 3 Parent, LLC
Origin codeIGP
Communities903:900 903:13760
Updated4d 10h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356
OriginAS3356 Level 3 Parent, LLC
Origin codeIGP
Communities36295:100
Updated4d 10h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 3356
OriginAS3356 Level 3 Parent, LLC
Origin codeIGP
Communities174:21000 174:22013
Updated4d 10h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 3356
OriginAS3356 Level 3 Parent, LLC
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 3h 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.

RouteOriginSourceDescriptionMaintained by
4.0.0.0/9AS3356 LEVEL3LEVEL3Proxy-registered route objectLEVEL3-MNT
More specific

Prefixes inside 4.0.0.0/9

60 announced prefixes fall inside this one.

Show the 60 prefixes
4.4.61.192/26 AS203 CENTURYLINK-LEGACY-LVLT-2034.7.16.0/23 AS3356 LEVEL34.7.138.0/23 AS3356 LEVEL34.14.26.0/23 AS3356 LEVEL34.14.114.0/23 AS3356 LEVEL34.14.120.0/23 AS3356 LEVEL34.14.130.0/23 AS3356 LEVEL34.14.224.0/23 AS3356 LEVEL34.14.227.64/27 AS10753 LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE4.14.227.128/25 AS10753 LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE4.14.230.0/23 AS3356 LEVEL34.14.232.0/23 AS3356 LEVEL34.14.238.0/23 AS3356 LEVEL34.14.244.0/23 AS3356 LEVEL34.14.248.0/23 AS3356 LEVEL34.14.252.32/27 AS10753 LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE4.15.44.0/23 AS3356 LEVEL34.16.46.0/23 AS3356 LEVEL34.16.70.0/23 AS3356 LEVEL34.16.116.0/23 AS3356 LEVEL34.16.168.0/23 AS3356 LEVEL34.16.238.0/23 AS3356 LEVEL34.16.240.0/23 AS3356 LEVEL34.16.246.0/23 AS3356 LEVEL34.16.250.0/23 AS3356 LEVEL34.16.252.0/23 AS3356 LEVEL34.19.12.0/24 AS14127 ILAND4.19.13.0/24 AS14127 ILAND4.21.29.224/27 AS18718 MARVELL4.31.14.0/23 AS3356 LEVEL34.31.172.128/25 AS203 CENTURYLINK-LEGACY-LVLT-2034.31.236.64/29 AS1 LVLT-14.34.3.64/27 AS10753 LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE4.34.12.0/24 AS1 LVLT-14.34.13.0/24 AS1 LVLT-14.34.203.128/25 AS203 CENTURYLINK-LEGACY-LVLT-2034.35.69.0/24 AS6619 SAMSUNGSDS-AS-KR-KR4.35.194.32/27 AS10753 LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE4.35.194.128/25 AS10753 LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE4.39.99.0/24 AS62821 AS-MNX4.43.86.0/25 AS203 CENTURYLINK-LEGACY-LVLT-2034.43.87.0/25 AS203 CENTURYLINK-LEGACY-LVLT-2034.43.138.192/26 AS203 CENTURYLINK-LEGACY-LVLT-2034.43.139.0/26 AS203 CENTURYLINK-LEGACY-LVLT-2034.55.0.0/16 AS3356 LEVEL34.55.33.0/24 AS3356 LEVEL34.55.34.0/24 AS3356 LEVEL34.55.35.0/24 AS3356 LEVEL34.55.44.0/24 AS3356 LEVEL34.55.48.0/24 AS3356 LEVEL34.55.52.0/24 AS3356 LEVEL34.55.56.0/24 AS3356 LEVEL34.55.60.0/24 AS3356 LEVEL34.55.64.0/24 AS3356 LEVEL34.55.68.0/24 AS3356 LEVEL34.55.76.0/24 AS3356 LEVEL34.55.80.0/24 AS3356 LEVEL34.59.250.0/23 AS3356 LEVEL34.59.252.0/23 AS3356 LEVEL34.75.132.0/24 AS62610 ZEN-DPS
Tools

Check 4.0.0.0/9 live

Looking glassIP to ASN APIRPKI APIIRR API