<?xml version='1.0'?><?xml-stylesheet type='text/xsl' href='https://whois.arin.net/xsl/website.xsl' ?><poc xmlns="https://www.arin.net/whoisrws/core/v1" xmlns:ns2="https://www.arin.net/whoisrws/rdns/v1" xmlns:ns3="https://www.arin.net/whoisrws/netref/v2" copyrightNotice="Copyright 1997-2026, American Registry for Internet Numbers, Ltd." inaccuracyReportUrl="https://www.arin.net/resources/registry/whois/inaccuracy_reporting/" termsOfUse="https://www.arin.net/resources/registry/whois/tou/"><registrationDate>2011-08-22T15:05:06-04:00</registrationDate><rdapRef>https://rdap.arin.net/registry/entity/NETWO4542-ARIN</rdapRef><ref>https://whois.arin.net/rest/poc/NETWO4542-ARIN</ref><city>Norwell</city><companyName>Clean Harbors Environmental Services</companyName><iso3166-1><code2>US</code2><code3>USA</code3><name>United States</name><e164>1</e164></iso3166-1><handle>NETWO4542-ARIN</handle><isRoleAccount>Y</isRoleAccount><lastName>Network Services</lastName><emails><email>networkservices@cleanharbors.com</email></emails><resources copyrightNotice="Copyright 1997-2026, American Registry for Internet Numbers, Ltd." inaccuracyReportUrl="https://www.arin.net/resources/registry/whois/inaccuracy_reporting/" termsOfUse="https://www.arin.net/resources/registry/whois/tou/"><limitExceeded limit="256">false</limitExceeded></resources><phones><phone><number>+1-781-792-5000</number><type><description>Office</description><code>O</code></type></phone></phones><pocType><description>General use</description><type>G</type></pocType><postalCode>02061</postalCode><comment><line number="0">http:www.cleanharbors.com&#13;</line><line number="1">Standard IT hours are M-F 9am to 5pm EST</line></comment><iso3166-2>MA</iso3166-2><status><description>Unverified</description><code>PU</code></status><streetAddress><line number="0">42 Longwater Drive</line></streetAddress><updateDate>2025-10-14T07:39:45-04:00</updateDate></poc>