Report for 53768

Name

LABCORP - Laboratory Corporation of America, 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.

53768 LABCORP - Laboratory Corporation of America, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS13335         CLOUDFLARENET - Cloudflare, Inc., US
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5913  AS53768        ORIGIN  Originate:      26368 /17.31  Transit:          0 /0.00  LABCORP - Laboratory Corporation of America, 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       %
 5900 AS53768       LABCORP - Laboratory Corporation of America,      16     11      3      8      8  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  12.35.188.0/22       4608 13335 53768       
  12.39.198.0/23       4608 13335 53768       
  12.145.88.0/21       4608 13335 53768       
  162.134.32.0/19      4608 13335 53768     + Announce - aggregate of 162.134.32.0/20 (4608 13335 53768) and 162.134.48.0/20 (4608 13335 53768)
  162.134.32.0/20      4608 13335 53768     - Withdrawn - aggregated with 162.134.48.0/20 (4608 13335 53768)
  162.134.48.0/20      4608 13335 53768     - Withdrawn - aggregated with 162.134.32.0/20 (4608 13335 53768)
  162.134.64.0/19      4608 13335 53768     + Announce - aggregate of 162.134.64.0/20 (4608 13335 53768) and 162.134.80.0/20 (4608 13335 53768)
  162.134.64.0/20      4608 13335 53768     - Withdrawn - aggregated with 162.134.80.0/20 (4608 13335 53768)
  162.134.80.0/22      4608 13335 53768     - Withdrawn - aggregated with 162.134.84.0/22 (4608 13335 53768)
  162.134.84.0/23      4608 13335 53768     - Withdrawn - aggregated with 162.134.86.0/23 (4608 13335 53768)
  162.134.86.0/23      4608 13335 53768     - Withdrawn - aggregated with 162.134.84.0/23 (4608 13335 53768)
  162.134.88.0/21      4608 13335 53768     - Withdrawn - aggregated with 162.134.80.0/21 (4608 13335 53768)
  162.134.96.0/21      4608 13335 53768     + Announce - aggregate of 162.134.96.0/22 (4608 13335 53768) and 162.134.100.0/22 (4608 13335 53768)
  162.134.96.0/23      4608 13335 53768     - Withdrawn - aggregated with 162.134.98.0/23 (4608 13335 53768)
  162.134.98.0/23      4608 13335 53768     - Withdrawn - aggregated with 162.134.96.0/23 (4608 13335 53768)
  162.134.100.0/23     4608 13335 53768     - Withdrawn - aggregated with 162.134.102.0/23 (4608 13335 53768)
  162.134.102.0/23     4608 13335 53768     - Withdrawn - aggregated with 162.134.100.0/23 (4608 13335 53768)
  162.134.160.0/20     4608 13335 53768       
  162.134.250.0/24     4777 2497 7018 53768   

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

AS53768   16 More Specifics   16 Total Advertisements   LABCORP - Laboratory Corporation of America, US
    12.35.188.0/22                12.0.0.0/8
    12.39.198.0/23                12.0.0.0/8
    12.145.88.0/21                12.0.0.0/8
    162.134.32.0/20               162.134.0.0/16
    162.134.48.0/20               162.134.0.0/16
    162.134.64.0/20               162.134.0.0/16
    162.134.80.0/22               162.134.0.0/16
    162.134.84.0/23               162.134.0.0/16
    162.134.86.0/23               162.134.0.0/16
    162.134.88.0/21               162.134.0.0/16
    162.134.96.0/23               162.134.0.0/16
    162.134.98.0/23               162.134.0.0/16
    162.134.100.0/23              162.134.0.0/16
    162.134.102.0/23              162.134.0.0/16
    162.134.160.0/20              162.134.0.0/16
    162.134.250.0/24              162.134.0.0/16

Whois Entry

whois: 402591

IANA has recorded AS53768 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS53768\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:       53768
             ASName:         LABCORP
             ASHandle:       AS53768
             RegDate:        2011-05-13
             Updated:        2012-02-24
             Comment:        http://www.labcorp.com
             Ref:            https://rdap.arin.net/registry/autnum/53768
             
             
             OrgName:        Laboratory Corporation of America
             OrgId:          LCA-37
             Address:        231 Maple Avenue
             City:           Burlington
             StateProv:      NC
             PostalCode:     27215
             Country:        US
             RegDate:        2010-06-02
             Updated:        2025-07-29
             Ref:            https://rdap.arin.net/registry/entity/LCA-37
             
             
             OrgTechHandle: DOMAI110-ARIN
             OrgTechName:   Domain Tech
             OrgTechPhone:  +1-609-452-4923 
             OrgTechEmail:  NetworkSecurityDist@LabCorp.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/DOMAI110-ARIN
             
             OrgTechHandle: TECHD39-ARIN
             OrgTechName:   Tech, Domain 
             OrgTechPhone:  +1-609-452-4923 
             OrgTechEmail:  NetworkSecurityDist@LabCorp.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/TECHD39-ARIN
             
             OrgAbuseHandle: DOMAI110-ARIN
             OrgAbuseName:   Domain Tech
             OrgAbusePhone:  +1-609-452-4923 
             OrgAbuseEmail:  NetworkSecurityDist@LabCorp.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/DOMAI110-ARIN
             
             OrgNOCHandle: DOMAI110-ARIN
             OrgNOCName:   Domain Tech
             OrgNOCPhone:  +1-609-452-4923 
             OrgNOCEmail:  NetworkSecurityDist@LabCorp.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/DOMAI110-ARIN
             
             OrgRoutingHandle: DOMAI110-ARIN
             OrgRoutingName:   Domain Tech
             OrgRoutingPhone:  +1-609-452-4923 
             OrgRoutingEmail:  NetworkSecurityDist@LabCorp.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/DOMAI110-ARIN
             
             OrgDNSHandle: DOMAI110-ARIN
             OrgDNSName:   Domain Tech
             OrgDNSPhone:  +1-609-452-4923 
             OrgDNSEmail:  NetworkSecurityDist@LabCorp.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/DOMAI110-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.
             #