Report for 54492

Name

CAREFIRST-BCBS-01 - CareFirst Management Company, LLC, US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

54492 CAREFIRST-BCBS-01 - CareFirst Management Company, LLC, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
50952 AS54492        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  CAREFIRST-BCBS-01 - CareFirst Management Company, LLC, US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
48999 AS54492       CAREFIRST-BCBS-01 - CareFirst Management Comp      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  170.22.170.0/23      4777 2516 3356 54492   

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS54492   1 More Specifics   1 Total Advertisements   CAREFIRST-BCBS-01 - CareFirst Management Company, LLC, US
    170.22.170.0/23               170.22.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS54492 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS54492\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       54492
             ASName:         CAREFIRST-BCBS-01
             ASHandle:       AS54492
             RegDate:        2023-05-25
             Updated:        2023-05-25
             Ref:            https://rdap.arin.net/registry/autnum/54492
             
             
             OrgName:        CareFirst Management Company, LLC
             OrgId:          CML-295
             Address:        1501 S. Clinton St.
             City:           Baltimore
             StateProv:      MD
             PostalCode:     21224
             Country:        US
             RegDate:        2023-03-24
             Updated:        2026-01-09
             Ref:            https://rdap.arin.net/registry/entity/CML-295
             
             
             OrgTechHandle: BLAKE257-ARIN
             OrgTechName:   Blake, Christopher 
             OrgTechPhone:  +1-410-880-6463 
             OrgTechEmail:  Christopher.Blake@carefirst.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/BLAKE257-ARIN
             
             OrgTechHandle: KAB4-ARIN
             OrgTechName:   Boblits, Keith A.
             OrgTechPhone:  +1-410-998-5576 
             OrgTechEmail:  keith.boblits@carefirst.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/KAB4-ARIN
             
             OrgAbuseHandle: BLAKE257-ARIN
             OrgAbuseName:   Blake, Christopher 
             OrgAbusePhone:  +1-410-880-6463 
             OrgAbuseEmail:  Christopher.Blake@carefirst.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/BLAKE257-ARIN
             
             OrgAbuseHandle: KAB4-ARIN
             OrgAbuseName:   Boblits, Keith A.
             OrgAbusePhone:  +1-410-998-5576 
             OrgAbuseEmail:  keith.boblits@carefirst.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/KAB4-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #