Report for 27398

Name

AITSL-27398 - Alyeska Information Technology Services 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 AS6447) 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.

27398 AITSL-27398, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS6939          HURRICANE, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
19859 AS27398        ORIGIN  Originate:       3072 /20.42  Transit:          0 /0.00  AITSL-27398, 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       %
21884 AS27398       AITSL-27398, US                                    4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  74.123.136.0/22      6939 27398             
  162.218.248.0/22     6939 27398           + Announce - aggregate of 162.218.248.0/23 (6939 27398) and 162.218.250.0/23 (6939 27398)
  162.218.248.0/23     6939 27398           - Withdrawn - aggregated with 162.218.250.0/23 (6939 27398)
  162.218.250.0/23     6939 27398           - Withdrawn - aggregated with 162.218.248.0/23 (6939 27398)
  206.81.160.0/22      6939 27398             

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

AS27398   8 More Specifics   8 Total Advertisements   AITSL-27398, US
    74.123.136.0/23               74.123.136.0/22
    74.123.138.0/23               74.123.136.0/22
    162.218.248.0/23              162.218.248.0/22
    162.218.248.0/24              162.218.248.0/22
    162.218.250.0/24              162.218.248.0/22
    162.218.251.0/24              162.218.248.0/22
    206.81.160.0/23               206.81.160.0/22
    206.81.162.0/23               206.81.160.0/22

Whois Entry

whois: 402590

IANA has recorded AS27398 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27398\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:       27398
             ASName:         AITSL-27398
             ASHandle:       AS27398
             RegDate:        2017-05-12
             Updated:        2017-05-12
             Ref:            https://rdap.arin.net/registry/autnum/27398
             
             
             OrgName:        Alyeska Information Technology Services LLC
             OrgId:          AITSL
             Address:        5 Hons Ln
             City:           Millville
             StateProv:      PA
             PostalCode:     17846
             Country:        US
             RegDate:        2017-04-19
             Updated:        2022-10-23
             Ref:            https://rdap.arin.net/registry/entity/AITSL
             
             
             OrgAbuseHandle: MANTZ2-ARIN
             OrgAbuseName:   Mantz, Austin 
             OrgAbusePhone:  +1-907-227-9186 
             OrgAbuseEmail:  amantz@alyeskaits.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/MANTZ2-ARIN
             
             OrgTechHandle: MANTZ2-ARIN
             OrgTechName:   Mantz, Austin 
             OrgTechPhone:  +1-907-227-9186 
             OrgTechEmail:  amantz@alyeskaits.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/MANTZ2-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.
             #