2406:3340::/36 China Education and Research Network Center
Announced by AS4538 China Education and Research Network Center. RPKI valid Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 2406:3340::/36
Prefix
Origin
AS4538 ERX-CERNET-BKB
RPKI
RPKI valid
Size
268,435,456 /64s
Less specific
More specifics
0
IRR route objects
0 exact, 5 covering
In RouteViews
2026-10-12 12:08 UTC
RPKI
Route origin authorizations
Covered by a ROA authorizing AS4538 to originate 2406:3340::/36 up to /36. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2406:3340::/36 | /36 | AS4538 ERX-CERNET-BKB | APNIC |
| 2406:3340::/36 | /36 | AS139139 SYAUNET | APNIC |
| 2406:3340::/32 | /32 | AS4538 ERX-CERNET-BKB | APNIC |
| 2406:3340::/32 | /32 | AS139139 SYAUNET | APNIC |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 2406:3340::/32 covering | AS4538 ERX-CERNET-BKB | ALTDB | Shenyang Agricultural University | MAINT-AS139139 |
| 2406:3340::/32 covering | AS139139 SYAUNET | ALTDB | Shenyang Agricultural University | MAINT-AS139139 |
| 2406:3340::/32 covering | AS139139 SYAUNET | APNIC | Shenyang Agricultural University | MAINT-CNNIC-AP |
| 2406:3340::/32 covering | AS4538 ERX-CERNET-BKB | NTTCOM | Shenyang Agricultural University | MAINT-AS139139 |
| 2406:3340::/32 covering | AS139139 SYAUNET | NTTCOM | Shenyang Agricultural University | MAINT-AS139139 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.