<?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>2019-04-30T06:26:57-04:00</registrationDate><rdapRef>https://rdap.arin.net/registry/entity/NRH3-ARIN</rdapRef><ref>https://whois.arin.net/rest/poc/NRH3-ARIN</ref><city>Warsaw</city><companyName>RTB House SA</companyName><iso3166-1><code2>PL</code2><code3>POL</code3><name>Poland</name><e164>48</e164></iso3166-1><firstName>RTB HOUSE</firstName><handle>NRH3-ARIN</handle><isRoleAccount>N</isRoleAccount><lastName>NOC</lastName><emails><email>noc@rtbhouse.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>+48221881271</number><type><description>Office</description><code>O</code></type></phone></phones><pocType><description>General use</description><type>G</type></pocType><postalCode>00-819</postalCode><comment><line number="0">Standard NOC hours are 8:00 AM to 18:00 PM UTC</line></comment><status><description>Unverified</description><code>PU</code></status><streetAddress><line number="0">ul. Zlota 61/101</line></streetAddress><updateDate>2026-04-01T10:39:30-04:00</updateDate></poc>