47.77.0.0/21
Nobody announces 47.77.0.0/21 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 47.77.0.0/21
Prefix
Origin
not announced
Size
2,048 addresses
Less specific
none
More specifics
6
IRR route objects
2 exact, 14 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 47.77.0.0/16 | /24 | AS45102 ALIBABA-CN-NET | ARIN |
| 47.77.0.0/16 | /24 | AS134963 ASEPL-AS-AP | ARIN |
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 |
|---|---|---|---|---|
| 47.77.0.0/21 | AS45102 ALIBABA-CN-NET | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 47.77.0.0/21 | AS45102 ALIBABA-CN-NET | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 47.77.0.0/20 covering | AS45102 ALIBABA-CN-NET | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 47.77.0.0/20 covering | AS45102 ALIBABA-CN-NET | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 47.77.0.0/19 covering | AS45102 ALIBABA-CN-NET | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 47.77.0.0/19 covering | AS45102 ALIBABA-CN-NET | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 47.77.0.0/18 covering | AS45102 ALIBABA-CN-NET | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 47.77.0.0/18 covering | AS45102 ALIBABA-CN-NET | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 47.77.0.0/17 covering | AS45102 ALIBABA-CN-NET | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 47.77.0.0/17 covering | AS45102 ALIBABA-CN-NET | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 47.77.0.0/16 covering | AS45102 ALIBABA-CN-NET | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 47.77.0.0/16 covering | AS45102 ALIBABA-CN-NET | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 47.76.0.0/15 covering | AS45102 ALIBABA-CN-NET | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 47.76.0.0/15 covering | AS45102 ALIBABA-CN-NET | RADB | Proxy-registered route object | MAINT-HGC-INTL |
| 47.76.0.0/14 covering | AS45102 ALIBABA-CN-NET | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 47.76.0.0/14 covering | AS45102 ALIBABA-CN-NET | RADB | kaopucloud | MAINT-AS8966 |
More specific
Prefixes inside 47.77.0.0/21
6 announced prefixes fall inside this one.