220.255.0.0/21
Nobody announces 220.255.0.0/21 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 220.255.0.0/21
Prefix
Origin
not announced
Size
2,048 addresses
Less specific
none
More specifics
9
IRR route objects
4 exact, 12 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 220.255.0.0/17 | /24 | AS3758 SINGNET | APNIC |
| 220.255.0.0/17 | /24 | AS9506 SINGTEL-FIBRE | APNIC |
| 220.255.0.0/17 | /24 | AS19905 SECURITYSERVICES | 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 |
|---|---|---|---|---|
| 220.255.0.0/21 | AS3758 SINGNET | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/21 | AS9506 SINGTEL-FIBRE | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/21 | AS19905 SECURITYSERVICES | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/21 | AS9506 SINGTEL-FIBRE | RADB | Singapore Telecommunications Ltd SingTel Magix BroadBand network 31 Exeter Road Orchard Telephone Exchange SINGAPORE 239732 | MAINT-AS3758 |
| 220.255.0.0/20 covering | AS3758 SINGNET | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/20 covering | AS9506 SINGTEL-FIBRE | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/20 covering | AS19905 SECURITYSERVICES | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/19 covering | AS3758 SINGNET | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/19 covering | AS9506 SINGTEL-FIBRE | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/19 covering | AS19905 SECURITYSERVICES | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/18 covering | AS3758 SINGNET | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/18 covering | AS9506 SINGTEL-FIBRE | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/18 covering | AS19905 SECURITYSERVICES | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/17 covering | AS3758 SINGNET | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/17 covering | AS9506 SINGTEL-FIBRE | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
| 220.255.0.0/17 covering | AS19905 SECURITYSERVICES | APNIC | SingNet Pte Ltd c/o Singapore Telecommunications 10 EUNOS ROAD 8 | MAINT-SG-SINGNET |
More specific
Prefixes inside 220.255.0.0/21
9 announced prefixes fall inside this one.
Show the 9 prefixes
220.255.0.0/22 AS9506 SINGTEL-FIBRE220.255.0.0/24 AS9506 SINGTEL-FIBRE220.255.1.0/24 AS9506 SINGTEL-FIBRE220.255.2.0/24 AS9506 SINGTEL-FIBRE220.255.3.0/24 AS9506 SINGTEL-FIBRE220.255.4.0/22 AS9506 SINGTEL-FIBRE220.255.4.0/24 AS9506 SINGTEL-FIBRE220.255.5.0/24 AS9506 SINGTEL-FIBRE220.255.6.0/24 AS9506 SINGTEL-FIBRE