143.55.144.0/21
Nobody announces 143.55.144.0/21 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 143.55.144.0/21
Prefix
Origin
not announced
Size
2,048 addresses
Less specific
none
More specifics
8
IRR route objects
0 exact, 1 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 143.55.144.0/21 | /24 | AS52129 PROOFPOINT-ASN-EU | RIPE |
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 |
|---|---|---|---|---|
| 143.55.144.0/20 covering | AS7029 WINDSTREAM | RADB | Windstream (PaeTec) | MAINT-AS7029 |
More specific
Prefixes inside 143.55.144.0/21
8 announced prefixes fall inside this one.
Show the 8 prefixes
143.55.144.0/24 AS52129 PROOFPOINT-ASN-EU143.55.145.0/24 AS52129 PROOFPOINT-ASN-EU143.55.146.0/24 AS52129 PROOFPOINT-ASN-EU143.55.147.0/24 AS52129 PROOFPOINT-ASN-EU143.55.148.0/24 AS52129 PROOFPOINT-ASN-EU143.55.149.0/24 AS52129 PROOFPOINT-ASN-EU143.55.150.0/24 AS52129 PROOFPOINT-ASN-EU143.55.151.0/24 AS16509 AMAZON-02