ResearchRouting table, looking glass, RPKI & IRR

157.203.0.0/16

Nobody announces 157.203.0.0/16 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.

Summary

What the table says about 157.203.0.0/16

Prefix

Origin

not announced

Size

65,536 addresses

Less specific

none

More specifics

46

IRR route objects

2 exact, 0 covering

RPKI

Route origin authorizations

No ROA covers this prefix. Validate another origin.

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
157.203.0.0/16	AS198949 Radware	RADB	Techaccess Atos UK	MAINT-AS198949
157.203.0.0/16	AS21369 SEMA-UK-AS	RIPE	ATOS Origin IT	SEMA-UK-AS-MNT

More specific

Prefixes inside 157.203.0.0/16

46 announced prefixes fall inside this one.

Show the 46 prefixes

157.203.6.0/23 AS21369 SEMA-UK-AS 157.203.6.0/24 AS21369 SEMA-UK-AS 157.203.7.0/24 AS21369 SEMA-UK-AS 157.203.36.0/23 AS21369 SEMA-UK-AS 157.203.36.0/24 AS21369 SEMA-UK-AS 157.203.37.0/24 AS21369 SEMA-UK-AS 157.203.40.0/23 AS21369 SEMA-UK-AS 157.203.40.0/24 AS21369 SEMA-UK-AS 157.203.41.0/24 AS21369 SEMA-UK-AS 157.203.42.0/23 AS21369 SEMA-UK-AS 157.203.42.0/24 AS21369 SEMA-UK-AS 157.203.43.0/24 AS21369 SEMA-UK-AS 157.203.48.0/23 AS21369 SEMA-UK-AS 157.203.48.0/24 AS21369 SEMA-UK-AS 157.203.49.0/24 AS21369 SEMA-UK-AS 157.203.52.0/23 AS21369 SEMA-UK-AS 157.203.52.0/24 AS21369 SEMA-UK-AS 157.203.53.0/24 AS21369 SEMA-UK-AS 157.203.56.0/23 AS21369 SEMA-UK-AS 157.203.56.0/24 AS21369 SEMA-UK-AS 157.203.57.0/24 AS21369 SEMA-UK-AS 157.203.58.0/23 AS21369 SEMA-UK-AS 157.203.59.0/24 AS21369 SEMA-UK-AS 157.203.60.0/23 AS21369 SEMA-UK-AS 157.203.60.0/24 AS21369 SEMA-UK-AS 157.203.61.0/24 AS21369 SEMA-UK-AS 157.203.62.0/23 AS21369 SEMA-UK-AS 157.203.62.0/24 AS21369 SEMA-UK-AS 157.203.92.0/23 AS21369 SEMA-UK-AS 157.203.120.0/23 AS21369 SEMA-UK-AS 157.203.120.0/24 AS21369 SEMA-UK-AS 157.203.176.0/23 AS21369 SEMA-UK-AS 157.203.176.0/24 AS21369 SEMA-UK-AS 157.203.177.0/24 AS21369 SEMA-UK-AS 157.203.178.0/23 AS21369 SEMA-UK-AS 157.203.178.0/24 AS21369 SEMA-UK-AS 157.203.179.0/24 AS21369 SEMA-UK-AS 157.203.180.0/23 AS21369 SEMA-UK-AS 157.203.180.0/24 AS21369 SEMA-UK-AS 157.203.181.0/24 AS21369 SEMA-UK-AS 157.203.242.0/23 AS21369 SEMA-UK-AS 157.203.242.0/24 AS21369 SEMA-UK-AS 157.203.243.0/24 AS21369 SEMA-UK-AS 157.203.254.0/23 AS21369 SEMA-UK-AS 157.203.254.0/24 AS21369 SEMA-UK-AS 157.203.255.0/24 AS21369 SEMA-UK-AS

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