ResearchRouting table, looking glass, RPKI & IRR

157.100.128.0/20

Nobody announces 157.100.128.0/20 on its own; it is covered by 157.100.128.0/19 AS27947 AS27947. Seen by 0 of our 5 looking glass sessions.

Summary

What the table says about 157.100.128.0/20

Prefix
157.100.128.0/20
Origin
not announced
Size
4,096 addresses
Less specific
157.100.128.0/19 AS27947 AS27947
More specifics
12
IRR route objects
1 exact, 2 covering
RPKI

Route origin authorizations

Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
157.100.0.0/16/24AS23216 AS23216LACNIC
157.100.0.0/16/24AS27947 AS27947LACNIC
IRR

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
157.100.128.0/20AS27947 AS27947RADBTELCONET, ISP Guayaquil, 59346020650MAINT-AS19169
157.100.128.0/19 coveringAS27947 AS27947RADBTELCONET, ISP Guayaquil, 59346020650MAINT-AS19169
157.100.0.0/16 coveringAS27947 AS27947RADBTELCONET, ISP Guayaquil, 59346020650MAINT-AS19169
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

157.100.128.0/19 AS27947 AS27947157.100.128.0/18 AS27947 AS27947157.100.0.0/16 AS27947 AS27947
More specific

Prefixes inside 157.100.128.0/20

12 announced prefixes fall inside this one.

Show the 12 prefixes
157.100.134.0/23 AS27947 AS27947157.100.134.0/24 AS27947 AS27947157.100.135.0/24 AS27947 AS27947157.100.136.0/21 AS27947 AS27947157.100.136.0/24 AS27947 AS27947157.100.137.0/24 AS27947 AS27947157.100.138.0/24 AS27947 AS27947157.100.139.0/24 AS27947 AS27947157.100.140.0/24 AS27947 AS27947157.100.141.0/24 AS27947 AS27947157.100.142.0/24 AS27947 AS27947157.100.143.0/24 AS27947 AS27947
Tools

Check 157.100.128.0/20 live

Looking glassIP to ASN APIRPKI APIIRR API