<?xml version='1.0'?><?xml-stylesheet type='text/xsl' href='https://whois.arin.net/xsl/website.xsl' ?><net 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>2013-10-24T15:10:57-04:00</registrationDate><rdapRef>https://rdap.arin.net/registry/ip/2600:1700::</rdapRef><ref>https://whois.arin.net/rest/net/NET6-2600-1700-1</ref><endAddress>2600:170F:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF</endAddress><handle>NET6-2600-1700-1</handle><name>ATT-SBCIS-9-2013</name><netBlocks><netBlock><cidrLength>28</cidrLength><endAddress>2600:170F:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF</endAddress><description>Direct Allocation</description><type>DA</type><startAddress>2600:1700::</startAddress></netBlock></netBlocks><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><orgRef handle="AEL-360" name="AT&amp;T Enterprises, LLC">https://whois.arin.net/rest/org/AEL-360</orgRef><parentNetRef handle="NET6-2600-1" name="NET6-2600">https://whois.arin.net/rest/net/NET6-2600-1</parentNetRef><startAddress>2600:1700::</startAddress><updateDate>2024-12-05T10:38:59-05:00</updateDate><version>6</version></net>