ResearchRouting table, looking glass, RPKI & IRR

208.56.0.0/18

Nobody announces 208.56.0.0/18 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.

Summary

What the table says about 208.56.0.0/18

Prefix
208.56.0.0/18
Origin
not announced
Size
16,384 addresses
Less specific
none
More specifics
41
IRR route objects
5 exact, 3 covering
RPKI

Route origin authorizations

Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
208.56.0.0/18/24AS13916 PROOFPOINT-UT7ARIN
208.56.0.0/18/24AS14618 AMAZON-AESARIN
208.56.0.0/18/24AS16509 AMAZON-02ARIN
208.56.0.0/18/24AS26211 PROOFPOINT-ASN-US-WESTARIN
208.56.0.0/18/24AS43181 NsofNetworksLTDARIN
208.56.0.0/18/24AS52129 PROOFPOINT-ASN-EUARIN
208.56.0.0/18/24AS64269 NSOFNETWORKSINCARIN
208.56.0.0/18/24AS136473 METANETWORKSLTD-AS-APARIN
208.56.0.0/18/24AS396982 GOOGLE-CLOUD-PLATFORMARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
208.56.0.0/18AS13916 PROOFPOINT-UT7ARINMeta Networks IncMNT-NN-102
208.56.0.0/18AS22843 PROOFPOINT-ASN-US-EASTARINMeta Networks IncMNT-NN-102
208.56.0.0/18AS26211 PROOFPOINT-ASN-US-WESTARINMeta Networks IncMNT-NN-102
208.56.0.0/18AS43181 NsofNetworksLTDARINMeta Networks' Anycast/Unicast NetworkMNT-NN-102
208.56.0.0/18AS52129 PROOFPOINT-ASN-EUARINMeta Networks IncMNT-NN-102
208.56.0.0/16 coveringAS11022 ALABANZA-BALTLEVEL3Proxy-registered route objectLEVEL3-MNT
208.56.0.0/16 coveringAS33321 ZAYO-33321LEVEL3BalticoreLITECAST-MNT
208.56.0.0/16 coveringAS14135 NAVISITE-EAST-2RADBNaviSite-ANMA1-AlabanzaMAINT-AS4544
More specific

Prefixes inside 208.56.0.0/18

41 announced prefixes fall inside this one.

Show the 41 prefixes
208.56.0.0/24 AS52129 PROOFPOINT-ASN-EU208.56.1.0/24 AS14618 AMAZON-AES208.56.2.0/24 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK208.56.4.0/24 AS52129 PROOFPOINT-ASN-EU208.56.5.0/24 AS52129 PROOFPOINT-ASN-EU208.56.6.0/24 AS52129 PROOFPOINT-ASN-EU208.56.8.0/24 AS26211 PROOFPOINT-ASN-US-WEST208.56.9.0/24 AS26211 PROOFPOINT-ASN-US-WEST208.56.10.0/24 AS26211 PROOFPOINT-ASN-US-WEST208.56.11.0/24 AS26211 PROOFPOINT-ASN-US-WEST208.56.12.0/24 AS22843 PROOFPOINT-ASN-US-EAST208.56.13.0/24 AS22843 PROOFPOINT-ASN-US-EAST208.56.14.0/24 AS22843 PROOFPOINT-ASN-US-EAST208.56.15.0/24 AS22843 PROOFPOINT-ASN-US-EAST208.56.16.0/24 AS26211 PROOFPOINT-ASN-US-WEST208.56.17.0/24 AS52129 PROOFPOINT-ASN-EU208.56.24.0/24 AS64269 NSOFNETWORKSINC208.56.25.0/24 AS64269 NSOFNETWORKSINC208.56.26.0/24 AS64269 NSOFNETWORKSINC208.56.27.0/24 AS64269 NSOFNETWORKSINC208.56.28.0/24 AS64269 NSOFNETWORKSINC208.56.29.0/24 AS64269 NSOFNETWORKSINC208.56.30.0/24 AS64269 NSOFNETWORKSINC208.56.31.0/24 AS64269 NSOFNETWORKSINC208.56.42.0/23 AS64269 NSOFNETWORKSINC208.56.47.0/24 AS16509 AMAZON-02208.56.48.0/24 AS16509 AMAZON-02208.56.49.0/24 AS16509 AMAZON-02208.56.50.0/24 AS16509 AMAZON-02208.56.51.0/24 AS16509 AMAZON-02208.56.52.0/24 AS16509 AMAZON-02208.56.53.0/24 AS16509 AMAZON-02208.56.55.0/24 AS16509 AMAZON-02208.56.56.0/24 AS26211 PROOFPOINT-ASN-US-WEST208.56.57.0/24 AS26211 PROOFPOINT-ASN-US-WEST208.56.58.0/24 AS26211 PROOFPOINT-ASN-US-WEST208.56.59.0/24 AS26211 PROOFPOINT-ASN-US-WEST208.56.60.0/24 AS22843 PROOFPOINT-ASN-US-EAST208.56.61.0/24 AS22843 PROOFPOINT-ASN-US-EAST208.56.62.0/24 AS22843 PROOFPOINT-ASN-US-EAST208.56.63.0/24 AS22843 PROOFPOINT-ASN-US-EAST
Tools

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