This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
whois: 402603
IANA has recorded AS4507 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4507\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: 4507
ASName: ASN-SUDRCSS-NET
ASHandle: AS4507
RegDate: 1995-04-04
Updated: 1995-04-04
Ref: https://rdap.arin.net/registry/autnum/4507
OrgName: Sudbury District R.C.S.S. Board
OrgId: SDRB-1
Address: 201 Jogues Street
City: Sudbury
StateProv: ON
PostalCode: P3C 5L7
Country: CA
RegDate: 1995-04-04
Updated: 2016-01-13
Ref: https://rdap.arin.net/registry/entity/SDRB-1
OrgAbuseHandle: DR80-ARIN
OrgAbuseName: Richer, Darren
OrgAbusePhone: +1-705-525-4848
OrgAbuseEmail: dricher@personainc.ca
OrgAbuseRef: https://rdap.arin.net/registry/entity/DR80-ARIN
OrgTechHandle: DR80-ARIN
OrgTechName: Richer, Darren
OrgTechPhone: +1-705-525-4848
OrgTechEmail: dricher@personainc.ca
OrgTechRef: https://rdap.arin.net/registry/entity/DR80-ARIN
RTechHandle: DR80-ARIN
RTechName: Richer, Darren
RTechPhone: +1-705-525-4848
RTechEmail: dricher@personainc.ca
RTechRef: https://rdap.arin.net/registry/entity/DR80-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.
#