Report for 12075

Name

JACOBS - Jacobs Engineering Group Inc., 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 AS4637) 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.

12075 JACOBS - Jacobs Engineering Group

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS7018    ATT-INTERNET4 - AT&T WorldNet Services
    AS7132    SBIS-AS - AT&T Internet Services

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
17046 AS12075  ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  JACOBS - Jacobs Engineering Group

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       %
 9417 AS12075 JACOBS - Jacobs Engineering Group             2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  168.88.66.0/24       4637 3491 3561 7018 12075   
  209.78.197.0/24      4637 7132 12075        

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

AS12075   2 More Specifics   2 Total Advertisements   JACOBS - Jacobs Engineering Group
    168.88.66.0/24                168.88.0.0/16
    209.78.197.0/24               209.76.0.0/14

Whois Entry

whois: 402603

IANA has recorded AS12075 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS12075\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:       12075
             ASName:         JACOBS
             ASHandle:       AS12075
             RegDate:        1999-03-16
             Updated:        2023-07-29
             Ref:            https://rdap.arin.net/registry/autnum/12075
             
             
             OrgName:        Jacobs Engineering Group Inc.
             OrgId:          JEG-1
             Address:        125 Broadway Ave
             City:           Oak Ridge
             StateProv:      TN
             PostalCode:     37830
             Country:        US
             RegDate:        1994-02-25
             Updated:        2023-07-12
             Ref:            https://rdap.arin.net/registry/entity/JEG-1
             
             
             OrgNOCHandle: IMNS-ARIN
             OrgNOCName:   IP Management - Network Services
             OrgNOCPhone:  +1-214-638-0145 
             OrgNOCEmail:  ip.management@jacobs.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/IMNS-ARIN
             
             OrgAbuseHandle: IPABU39-ARIN
             OrgAbuseName:   IP Abuse
             OrgAbusePhone:  +1-214-638-0145 
             OrgAbuseEmail:  ip.abuse@jacobs.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/IPABU39-ARIN
             
             OrgTechHandle: GAJJA4-ARIN
             OrgTechName:   Gajjar, Sunil 
             OrgTechPhone:  +91 22 40872000  
             OrgTechEmail:  sunil.gajjar@jacobs.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/GAJJA4-ARIN
             
             OrgTechHandle: GRAYW20-ARIN
             OrgTechName:   Gray, William 
             OrgTechPhone:  +1-215-416-8649 
             OrgTechEmail:  William.Gray@jacobs.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/GRAYW20-ARIN
             
             OrgDNSHandle: IMNS-ARIN
             OrgDNSName:   IP Management - Network Services
             OrgDNSPhone:  +1-214-638-0145 
             OrgDNSEmail:  ip.management@jacobs.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/IMNS-ARIN
             
             OrgRoutingHandle: IMNS-ARIN
             OrgRoutingName:   IP Management - Network Services
             OrgRoutingPhone:  +1-214-638-0145 
             OrgRoutingEmail:  ip.management@jacobs.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/IMNS-ARIN
             
             OrgTechHandle: IMNS-ARIN
             OrgTechName:   IP Management - Network Services
             OrgTechPhone:  +1-214-638-0145 
             OrgTechEmail:  ip.management@jacobs.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/IMNS-ARIN
             
             RAbuseHandle: IPABU39-ARIN
             RAbuseName:   IP Abuse
             RAbusePhone:  +1-214-638-0145 
             RAbuseEmail:  ip.abuse@jacobs.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/IPABU39-ARIN
             
             RNOCHandle: IMNS-ARIN
             RNOCName:   IP Management - Network Services
             RNOCPhone:  +1-214-638-0145 
             RNOCEmail:  ip.management@jacobs.com
             RNOCRef:    https://rdap.arin.net/registry/entity/IMNS-ARIN
             
             RTechHandle: IMNS-ARIN
             RTechName:   IP Management - Network Services
             RTechPhone:  +1-214-638-0145 
             RTechEmail:  ip.management@jacobs.com
             RTechRef:    https://rdap.arin.net/registry/entity/IMNS-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.
             #