ResearchRouting table, looking glass, RPKI & IRR

219.224.0.0/14 China Education and Research Network Center

Announced by AS4538 China Education and Research Network Center. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 219.224.0.0/14

Prefix
219.224.0.0/14
Origin
AS4538 ERX-CERNET-BKB
RPKI
RPKI not found
Size
262,144 addresses
Less specific
219.224.0.0/13 AS4538 ERX-CERNET-BKB
More specifics
143
IRR route objects
0 exact, 1 covering
In RouteViews
2026-10-13 17:13 UTC
Paths

How 219.224.0.0/14 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 140570 4538×3
OriginAS4538 China Education and Research Network Center
Origin codeincomplete
Communities174:21201 174:22039 36601:150 36601:174 36601:2001
Updated5d 16h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 58453 4538×4
OriginAS4538 China Education and Research Network Center
Origin codeincomplete
Communities903:900 903:13760
Updated6d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4635 4538
OriginAS4538 China Education and Research Network Center
Origin codeIGP
Communities36295:100
Updated6d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 4635 4538
OriginAS4538 China Education and Research Network Center
Origin codeIGP
Communitiesnone
Updated6d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 140570 4538×3
OriginAS4538 China Education and Research Network Center
Origin codeincomplete
Communities174:21201 174:22039 36295:100 36295:174
Updated9d 17h 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
219.224.0.0/13 coveringAS4538 ERX-CERNET-BKBRADBPACNET (proxy-registered route object)MAINT-AS4637
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

219.224.0.0/13 AS4538 ERX-CERNET-BKB
More specific

Prefixes inside 219.224.0.0/14

143 announced prefixes fall inside this one.

Show the 143 prefixes
219.224.0.0/15 AS4538 ERX-CERNET-BKB219.224.0.0/20 AS4538 ERX-CERNET-BKB219.224.16.0/20 AS4538 ERX-CERNET-BKB219.224.32.0/20 AS4538 ERX-CERNET-BKB219.224.48.0/20 AS4538 ERX-CERNET-BKB219.224.64.0/19 AS4538 ERX-CERNET-BKB219.224.96.0/22 AS4538 ERX-CERNET-BKB219.224.97.0/24 AS4538 ERX-CERNET-BKB219.224.104.0/21 AS4538 ERX-CERNET-BKB219.224.128.0/18 AS4538 ERX-CERNET-BKB219.224.165.0/24 AS4538 ERX-CERNET-BKB219.224.192.0/19 AS4538 ERX-CERNET-BKB219.224.224.0/22 AS4538 ERX-CERNET-BKB219.225.0.0/20 AS4538 ERX-CERNET-BKB219.225.16.0/20 AS4538 ERX-CERNET-BKB219.225.32.0/19 AS4538 ERX-CERNET-BKB219.225.64.0/18 AS4538 ERX-CERNET-BKB219.225.128.0/19 AS4538 ERX-CERNET-BKB219.225.160.0/19 AS4538 ERX-CERNET-BKB219.225.192.0/19 AS4538 ERX-CERNET-BKB219.225.224.0/20 AS4538 ERX-CERNET-BKB219.225.240.0/20 AS4538 ERX-CERNET-BKB219.226.0.0/16 AS4538 ERX-CERNET-BKB219.226.0.0/20 AS4538 ERX-CERNET-BKB219.226.0.0/21 AS4538 ERX-CERNET-BKB219.226.8.0/22 AS4538 ERX-CERNET-BKB219.226.12.0/24 AS4538 ERX-CERNET-BKB219.226.13.0/24 AS4538 ERX-CERNET-BKB219.226.14.0/24 AS4538 ERX-CERNET-BKB219.226.15.0/24 AS4538 ERX-CERNET-BKB219.226.128.0/21 AS4538 ERX-CERNET-BKB219.226.136.0/21 AS4538 ERX-CERNET-BKB219.226.144.0/20 AS4538 ERX-CERNET-BKB219.226.160.0/20 AS4538 ERX-CERNET-BKB219.226.176.0/21 AS4538 ERX-CERNET-BKB219.226.216.0/21 AS4538 ERX-CERNET-BKB219.226.224.0/20 AS4538 ERX-CERNET-BKB219.226.240.0/20 AS4538 ERX-CERNET-BKB219.226.250.0/24 AS4538 ERX-CERNET-BKB219.227.0.0/16 AS4538 ERX-CERNET-BKB219.227.0.0/23 AS4538 ERX-CERNET-BKB219.227.2.0/23 AS4538 ERX-CERNET-BKB219.227.4.0/23 AS4538 ERX-CERNET-BKB219.227.6.0/24 AS4538 ERX-CERNET-BKB219.227.7.0/24 AS4538 ERX-CERNET-BKB219.227.8.0/22 AS4538 ERX-CERNET-BKB219.227.12.0/23 AS4538 ERX-CERNET-BKB219.227.14.0/24 AS4538 ERX-CERNET-BKB219.227.15.0/24 AS4538 ERX-CERNET-BKB219.227.16.0/24 AS4538 ERX-CERNET-BKB219.227.17.0/24 AS4538 ERX-CERNET-BKB219.227.18.0/24 AS4538 ERX-CERNET-BKB219.227.19.0/24 AS4538 ERX-CERNET-BKB219.227.20.0/24 AS4538 ERX-CERNET-BKB219.227.21.0/24 AS4538 ERX-CERNET-BKB219.227.22.0/24 AS4538 ERX-CERNET-BKB219.227.23.0/24 AS4538 ERX-CERNET-BKB219.227.24.0/23 AS4538 ERX-CERNET-BKB219.227.26.0/23 AS4538 ERX-CERNET-BKB219.227.28.0/23 AS4538 ERX-CERNET-BKB219.227.30.0/23 AS4538 ERX-CERNET-BKB219.227.32.0/23 AS4538 ERX-CERNET-BKB219.227.34.0/23 AS4538 ERX-CERNET-BKB219.227.36.0/23 AS4538 ERX-CERNET-BKB219.227.38.0/23 AS4538 ERX-CERNET-BKB219.227.40.0/23 AS4538 ERX-CERNET-BKB219.227.42.0/23 AS4538 ERX-CERNET-BKB219.227.44.0/23 AS4538 ERX-CERNET-BKB219.227.46.0/23 AS4538 ERX-CERNET-BKB219.227.48.0/23 AS4538 ERX-CERNET-BKB219.227.50.0/23 AS4538 ERX-CERNET-BKB219.227.50.0/24 AS4538 ERX-CERNET-BKB219.227.52.0/23 AS4538 ERX-CERNET-BKB219.227.54.0/23 AS4538 ERX-CERNET-BKB219.227.56.0/23 AS4538 ERX-CERNET-BKB219.227.58.0/23 AS4538 ERX-CERNET-BKB219.227.64.0/23 AS4538 ERX-CERNET-BKB219.227.66.0/23 AS4538 ERX-CERNET-BKB219.227.68.0/24 AS4538 ERX-CERNET-BKB219.227.69.0/24 AS4538 ERX-CERNET-BKB219.227.70.0/24 AS4538 ERX-CERNET-BKB219.227.71.0/24 AS4538 ERX-CERNET-BKB219.227.72.0/22 AS4538 ERX-CERNET-BKB219.227.76.0/23 AS4538 ERX-CERNET-BKB219.227.78.0/23 AS4538 ERX-CERNET-BKB219.227.80.0/24 AS4538 ERX-CERNET-BKB219.227.81.0/24 AS4538 ERX-CERNET-BKB219.227.82.0/24 AS4538 ERX-CERNET-BKB219.227.83.0/24 AS4538 ERX-CERNET-BKB219.227.84.0/24 AS4538 ERX-CERNET-BKB219.227.85.0/24 AS4538 ERX-CERNET-BKB219.227.86.0/23 AS4538 ERX-CERNET-BKB219.227.88.0/24 AS4538 ERX-CERNET-BKB219.227.89.0/24 AS4538 ERX-CERNET-BKB219.227.90.0/23 AS4538 ERX-CERNET-BKB219.227.92.0/24 AS4538 ERX-CERNET-BKB219.227.93.0/24 AS4538 ERX-CERNET-BKB219.227.94.0/24 AS4538 ERX-CERNET-BKB219.227.95.0/24 AS4538 ERX-CERNET-BKB219.227.96.0/24 AS4538 ERX-CERNET-BKB219.227.97.0/24 AS4538 ERX-CERNET-BKB219.227.98.0/23 AS4538 ERX-CERNET-BKB219.227.100.0/22 AS4538 ERX-CERNET-BKB219.227.104.0/24 AS4538 ERX-CERNET-BKB219.227.105.0/24 AS4538 ERX-CERNET-BKB219.227.106.0/23 AS4538 ERX-CERNET-BKB219.227.108.0/24 AS4538 ERX-CERNET-BKB219.227.109.0/24 AS4538 ERX-CERNET-BKB219.227.110.0/24 AS4538 ERX-CERNET-BKB219.227.111.0/24 AS4538 ERX-CERNET-BKB219.227.112.0/24 AS4538 ERX-CERNET-BKB219.227.113.0/24 AS4538 ERX-CERNET-BKB219.227.114.0/23 AS4538 ERX-CERNET-BKB219.227.116.0/23 AS4538 ERX-CERNET-BKB219.227.118.0/24 AS4538 ERX-CERNET-BKB219.227.119.0/24 AS4538 ERX-CERNET-BKB219.227.120.0/23 AS4538 ERX-CERNET-BKB219.227.122.0/23 AS4538 ERX-CERNET-BKB219.227.124.0/22 AS4538 ERX-CERNET-BKB219.227.130.0/23 AS4538 ERX-CERNET-BKB219.227.132.0/23 AS4538 ERX-CERNET-BKB219.227.134.0/23 AS4538 ERX-CERNET-BKB219.227.136.0/24 AS4538 ERX-CERNET-BKB219.227.138.0/23 AS4538 ERX-CERNET-BKB219.227.140.0/22 AS4538 ERX-CERNET-BKB219.227.144.0/24 AS4538 ERX-CERNET-BKB219.227.145.0/24 AS4538 ERX-CERNET-BKB219.227.146.0/23 AS4538 ERX-CERNET-BKB219.227.148.0/23 AS4538 ERX-CERNET-BKB219.227.150.0/24 AS4538 ERX-CERNET-BKB219.227.151.0/24 AS4538 ERX-CERNET-BKB219.227.152.0/23 AS4538 ERX-CERNET-BKB219.227.154.0/23 AS4538 ERX-CERNET-BKB219.227.156.0/22 AS4538 ERX-CERNET-BKB219.227.160.0/23 AS4538 ERX-CERNET-BKB219.227.162.0/23 AS4538 ERX-CERNET-BKB219.227.164.0/23 AS4538 ERX-CERNET-BKB219.227.166.0/24 AS4538 ERX-CERNET-BKB219.227.167.0/24 AS4538 ERX-CERNET-BKB219.227.168.0/23 AS4538 ERX-CERNET-BKB219.227.170.0/24 AS4538 ERX-CERNET-BKB219.227.172.0/23 AS4538 ERX-CERNET-BKB219.227.174.0/23 AS4538 ERX-CERNET-BKB
Tools

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