122.100.80.0/21
Nobody announces 122.100.80.0/21 on its own; it is covered by 122.100.64.0/19 AS24164 UBBNET-AS-TW. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 122.100.80.0/21
Prefix
Origin
not announced
Size
2,048 addresses
Less specific
More specifics
2
IRR route objects
0 exact, 9 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 122.100.80.0/21 | /22 | AS24164 UBBNET-AS-TW | APNIC |
| 122.100.64.0/18 | /18 | AS4662 QTCN-ASN1 | APNIC |
| 122.100.64.0/18 | /24 | AS24163 UBBNET-AS-TW | APNIC |
| 122.100.64.0/18 | /19 | AS24164 UBBNET-AS-TW | APNIC |
| 122.100.64.0/18 | /24 | AS24164 UBBNET-AS-TW | APNIC |
| 122.100.64.0/18 | /24 | AS24165 UBBNET-AS-TW | APNIC |
| 122.100.64.0/18 | /24 | AS24613 | 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 |
|---|---|---|---|---|
| 122.100.64.0/19 covering | AS24163 UBBNET-AS-TW | NTTCOM | Taiwan Fixed Network | MAINT-AS9924 |
| 122.100.64.0/19 covering | AS24164 UBBNET-AS-TW | NTTCOM | Proxy-registered route object(Customer) | MAINT-AS9924 |
| 122.100.64.0/19 covering | AS24164 UBBNET-AS-TW | RADB | Proxy-registered route object(Customer) | MAINT-AS9924 |
| 122.100.64.0/18 covering | AS4662 QTCN-ASN1 | NTTCOM | Taiwan Fixed Network | MAINT-AS9924 |
| 122.100.64.0/18 covering | AS24163 UBBNET-AS-TW | NTTCOM | Taiwna Fixed Network proxy-announce for UBBN | MAINT-AS9924 |
| 122.100.64.0/18 covering | AS24164 UBBNET-AS-TW | NTTCOM | Proxy-registered route object(Customer) | MAINT-AS9924 |
| 122.100.64.0/18 covering | AS4662 QTCN-ASN1 | RADB | Taiwan Fixed Network Proxy Announcement | MAINT-AS9924 |
| 122.100.64.0/18 covering | AS24163 UBBNET-AS-TW | RADB | Proxy Announcement | MAINT-AS9924 |
| 122.100.64.0/18 covering | AS24164 UBBNET-AS-TW | RADB | Proxy-registered route object(Customer) | MAINT-AS9924 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 122.100.80.0/21
2 announced prefixes fall inside this one.