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 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.

12075 JACOBS - Jacobs Engineering Group Inc., US

  Adjacency:     5  Upstream:     5  Downstream:     0
  Upstream Adjacent AS list
    AS31242         TKPSA-AS, PL
    AS15830         EQUINIX, NL
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS23005         SWITCH-LTD - SWITCH, LTD, US
    AS4755          TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
18195 AS12075        ORIGIN  Originate:       3840 /20.09  Transit:          0 /0.00  JACOBS - Jacobs Engineering Group Inc., 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       %
12279 AS12075       JACOBS - Jacobs Engineering Group Inc., US        13      6      3     10      3  23.08%


  Prefix               AS Path                              Aggregation Suggestion
  168.88.14.0/24       4777 2516 6453 4755 12075   
  168.88.15.0/24       4777 2516 6453 4755 12075 12075 12075   
  168.88.58.0/23       4777 2516 1299 23005 12075 + Announce - aggregate of 168.88.58.0/24 (4777 2516 1299 23005 12075) and 168.88.59.0/24 (4777 2516 1299 23005 12075)
  168.88.58.0/24       4777 2516 1299 23005 12075 - Withdrawn - aggregated with 168.88.59.0/24 (4777 2516 1299 23005 12075)
  168.88.59.0/24       4777 2516 1299 23005 12075 - Withdrawn - aggregated with 168.88.58.0/24 (4777 2516 1299 23005 12075)
  168.88.60.0/23       4777 2516 1299 23005 12075   
  168.88.64.0/23       4777 2516 1299 23005 12075 + Announce - aggregate of 168.88.64.0/24 (4777 2516 1299 23005 12075) and 168.88.65.0/24 (4777 2516 1299 23005 12075)
  168.88.64.0/24       4777 2516 1299 23005 12075 - Withdrawn - aggregated with 168.88.65.0/24 (4777 2516 1299 23005 12075)
  168.88.65.0/24       4777 2516 1299 23005 12075 - Withdrawn - aggregated with 168.88.64.0/24 (4777 2516 1299 23005 12075)
  168.88.73.0/24       4608 7575 15830 12075   
  168.88.74.0/23       4608 7575 15830 12075 + Announce - aggregate of 168.88.74.0/24 (4608 7575 15830 12075) and 168.88.75.0/24 (4608 7575 15830 12075)
  168.88.74.0/24       4608 7575 15830 12075 - Withdrawn - aggregated with 168.88.75.0/24 (4608 7575 15830 12075)
  168.88.75.0/24       4608 7575 15830 12075 - Withdrawn - aggregated with 168.88.74.0/24 (4608 7575 15830 12075)
  168.88.82.0/24       4777 2497 174 31242 12075   
  168.88.220.0/24      4777 2516 1299 23005 12075   
  209.46.32.0/23       4777 2497 7018 12075   

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

AS12075   12 More Specifics   13 Total Advertisements   JACOBS - Jacobs Engineering Group Inc., US
    168.88.14.0/24                168.88.0.0/16
    168.88.15.0/24                168.88.0.0/16
    168.88.58.0/24                168.88.0.0/16
    168.88.59.0/24                168.88.0.0/16
    168.88.60.0/23                168.88.0.0/16
    168.88.64.0/24                168.88.0.0/16
    168.88.65.0/24                168.88.0.0/16
    168.88.73.0/24                168.88.0.0/16
    168.88.74.0/24                168.88.0.0/16
    168.88.75.0/24                168.88.0.0/16
    168.88.82.0/24                168.88.0.0/16
    168.88.220.0/24               168.88.0.0/16

Whois Entry

whois: 402332

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
             
             
             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
             
             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
             
             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
             
             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
             
             OrgTechHandle: GAJJA4-ARIN
             OrgTechName:   Gajjar, Sunil 
             OrgTechPhone:  +91 22 40872000  
             OrgTechEmail:  sunil.gajjar@jacobs.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/GAJJA4-ARIN
             
             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
             
             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
             
             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
             
             
             #
             # 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.
             #