Report for 19750

Name

AS-CRITEO - Criteo Corp., 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.

19750 AS-CRITEO - Criteo Corp., US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS6461          ZAYO-6461 - Zayo Bandwidth, US
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS1299          TWELVE99 Arelion, fka Telia Carrier, SE

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
35404 AS19750        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  AS-CRITEO - Criteo Corp., 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       %
35630 AS19750       AS-CRITEO - Criteo Corp., US                       4      0      0      4      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  74.119.117.0/24      4608 7575 6461 19750   
  74.119.118.0/24      4777 2497 174 19750    
  199.204.168.0/24     4608 7575 6461 19750   
  199.204.171.0/24     4777 2516 1299 19750   

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

AS19750   4 More Specifics   4 Total Advertisements   AS-CRITEO - Criteo Corp., US
    74.119.117.0/24               74.119.116.0/22
    74.119.118.0/24               74.119.116.0/22
    199.204.168.0/24              199.204.168.0/22
    199.204.171.0/24              199.204.168.0/22

Whois Entry

whois: 402332

IANA has recorded AS19750 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19750\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:       19750
             ASName:         AS-CRITEO
             ASHandle:       AS19750
             RegDate:        2009-11-05
             Updated:        2023-04-20
             Ref:            https://rdap.arin.net/registry/autnum/19750
             
             
             OrgName:        Criteo Corp.
             OrgId:          CRITE-6
             Address:        411 High Street
             City:           Palo Alto
             StateProv:      CA
             PostalCode:     94301
             Country:        US
             RegDate:        2009-10-05
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/CRITE-6
             
             
             OrgRoutingHandle: CRITE-ARIN
             OrgRoutingName:   Criteo Engineering
             OrgRoutingPhone:  +1-650-322-6159 
             OrgRoutingEmail:  arin@criteo.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/CRITE-ARIN
             
             OrgAbuseHandle: CRITE-ARIN
             OrgAbuseName:   Criteo Engineering
             OrgAbusePhone:  +1-650-322-6159 
             OrgAbuseEmail:  arin@criteo.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CRITE-ARIN
             
             OrgNOCHandle: CRITE-ARIN
             OrgNOCName:   Criteo Engineering
             OrgNOCPhone:  +1-650-322-6159 
             OrgNOCEmail:  arin@criteo.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/CRITE-ARIN
             
             OrgDNSHandle: CRITE-ARIN
             OrgDNSName:   Criteo Engineering
             OrgDNSPhone:  +1-650-322-6159 
             OrgDNSEmail:  arin@criteo.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/CRITE-ARIN
             
             OrgTechHandle: CRITE-ARIN
             OrgTechName:   Criteo Engineering
             OrgTechPhone:  +1-650-322-6159 
             OrgTechEmail:  arin@criteo.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CRITE-ARIN
             
             RTechHandle: CRITE-ARIN
             RTechName:   Criteo Engineering
             RTechPhone:  +1-650-322-6159 
             RTechEmail:  arin@criteo.com
             RTechRef:    https://rdap.arin.net/registry/entity/CRITE-ARIN
             
             RNOCHandle: CRITE-ARIN
             RNOCName:   Criteo Engineering
             RNOCPhone:  +1-650-322-6159 
             RNOCEmail:  arin@criteo.com
             RNOCRef:    https://rdap.arin.net/registry/entity/CRITE-ARIN
             
             RAbuseHandle: CRITE-ARIN
             RAbuseName:   Criteo Engineering
             RAbusePhone:  +1-650-322-6159 
             RAbuseEmail:  arin@criteo.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/CRITE-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.
             #