12075 JACOBS, US
Adjacency: 6 Upstream: 6 Downstream: 0
Upstream Adjacent AS list
AS30676 TUB, US
AS7018 ATT-INTERNET4, US
AS15830 EQUINIX, NL
AS31242 TKPSA-AS, PL
AS23005 SWITCH-LTD, US
AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP, IN
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 18270 AS12075 ORIGIN Originate: 3840 /20.09 Transit: 0 /0.00 JACOBS, 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 % 15808 AS12075 JACOBS, US 13 4 2 11 2 15.38% Prefix AS Path Aggregation Suggestion 168.88.14.0/24 6939 6453 4755 12075 168.88.15.0/24 6939 6453 4755 12075 12075 12075 168.88.58.0/23 7018 23005 12075 + Announce - aggregate of 168.88.58.0/24 (7018 23005 12075) and 168.88.59.0/24 (7018 23005 12075) 168.88.58.0/24 7018 23005 12075 - Withdrawn - aggregated with 168.88.59.0/24 (7018 23005 12075) 168.88.59.0/24 7018 23005 12075 - Withdrawn - aggregated with 168.88.58.0/24 (7018 23005 12075) 168.88.60.0/23 7018 23005 12075 168.88.64.0/23 7018 23005 12075 + Announce - aggregate of 168.88.64.0/24 (7018 23005 12075) and 168.88.65.0/24 (7018 23005 12075) 168.88.64.0/24 7018 23005 12075 - Withdrawn - aggregated with 168.88.65.0/24 (7018 23005 12075) 168.88.65.0/24 7018 23005 12075 - Withdrawn - aggregated with 168.88.64.0/24 (7018 23005 12075) 168.88.73.0/24 6939 15830 12075 168.88.74.0/24 3303 15830 12075 168.88.75.0/24 6939 15830 12075 168.88.82.0/24 6939 31242 12075 168.88.220.0/24 7018 23005 12075 209.46.32.0/23 7018 12075
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS12075 15 More Specifics 16 Total Advertisements JACOBS, US
168.88.14.0/24 168.88.0.0/16
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
168.88.70.0/24 168.88.0.0/16
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
168.88.124.0/23 168.88.0.0/16
168.88.126.0/24 168.88.0.0/16
168.88.220.0/24 168.88.0.0/16
168.88.222.0/24 168.88.0.0/16
168.88.224.0/24 168.88.0.0/16
168.88.15.0/24 168.88.0.0/16
168.88.82.0/24 168.88.0.0/16
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 168.88.222.0/24 Announced
- 168.88.15.0/24 Withdrawn
- 168.88.82.0/24 Withdrawn
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/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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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.
#