<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">I’m pretty sure ICANN disallows script mixing in labels via their contracts with registries.<div class="">They did this to limit phishing using lookalike names that contained a mix of idn and ascii characters.<br class=""><div class="">But I can’t find, after a cursory look-see, where that policy/prohibition is located in the registry agreements. </div><div class="">I’m not an expert in this area. its probably here somewhere: <a href="https://www.icann.org/resources/pages/registry-agreement-amendment-templates-2018-01-29-en" class="">https://www.icann.org/resources/pages/registry-agreement-amendment-templates-2018-01-29-en</a> </div><div class="">It is allowed across the entire domain name (TLD and SLD in different scripts) </div><div class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On May 5, 2018, at 5:03 AM, Abdalmonem Tharwat Galila <<a href="mailto:agalila@mcit.gov.eg" class="">agalila@mcit.gov.eg</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><span style="font-family: Helvetica; font-size: 14px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">So how could any application process the domain name !! It will be RTL or LTR !!</span><div style="font-family: Helvetica; font-size: 14px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">Ex Abdo.عبدو.Ahmed </div><div style="font-family: Helvetica; font-size: 14px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">Where is the 1st label !!! Is it Abdo or Ahmed !!!<br class=""><div class=""><br class=""><div class="">Consider if the domain name starts with RTL text !! Or RTL in the middle !!! Or at the end !!!</div><div class=""><br class=""><div class="">Sent from my iPhone</div><div class=""><br class="">On May 5, 2018, at 11:50 AM, Andrew Sullivan <<a href="mailto:ajs@anvilwalrusden.com" class="">ajs@anvilwalrusden.com</a>> wrote:<br class=""><br class=""></div><blockquote type="cite" class=""><div class=""><div dir="auto" class="">Hi,</div><div dir="auto" class=""><br class=""></div><div dir="auto" class="">In the same label, it's mostly a bad idea (there's some discussion of this in the bidi document). But my point was about domain names, not individual labels. </div><div dir="auto" class=""><br class=""></div><div dir="auto" class="">A</div><div id="aqm-signature" style="" class=""><div dir="auto" class=""><br class=""></div><div dir="auto" class="">-- </div><div dir="auto" class="">Please excuse my clumbsy thums</div></div><div dir="auto" class=""><br class=""></div><div id="aqm-original" style="font-family: sans-serif; font-size: 12pt;" class=""><div lang="en-us" link="#0563c1" vlink="#954f72" class="aqm-original-body"><div style="" class=""><hr style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(208, 208, 208);" class=""><p style="font-size: 10pt; font-family: Arial, sans-serif; margin: 8pt 0px;" class="">On May 5, 2018 04:29:05 Abdalmonem Tharwat Galila <<a href="mailto:agalila@mcit.gov.eg" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">agalila@mcit.gov.eg</a>> wrote:</p><blockquote type="cite" class="gmail_quote" style="margin: 0px 0px 0px 0.75ex; border-left-width: 1px; border-left-style: solid; border-left-color: rgb(128, 128, 128); padding-left: 0.75ex;"><div class="WordSection1" style="page: WordSection1;"><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Hi Andrew, Thanks for your below reply , I spend a lot of time try to do some mixing examples between RTL and LTR within the same label, what I got is strange and unclear<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Label as a result for ex.<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="AR-EG" style="font-size: 10.5pt; font-family: Arial, sans-serif;" class=""><a href="mailto:%D8%B9%D8%A8%D8%AF%D8%A7%D9%84%D9%85%D9%86%D8%B9%D9%85-Abdo@%D8%B3%D8%AC%D9%84.%D9%85%D8%B5%D8%B1" style="color: rgb(149, 79, 114); text-decoration: underline;" class=""><span dir="RTL" class="">عبدالمنعم-</span><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;" class="">Abdo</span><span dir="RTL" class=""></span><span dir="RTL" class=""><span dir="RTL" class=""></span>@سجل.مصر</span></a><span dir="RTL" class=""><o:p class=""></o:p></span></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Abdo<span lang="AR-EG" dir="RTL" style="font-size: 10.5pt; font-family: Arial, sans-serif;" class="">عبدالمنعم.مصر<o:p class=""></o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span dir="LTR" class=""></span><span dir="LTR" class=""></span>… etc<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Many issues you cannot imagine , also another thing using dot in RTL context or in LTR context will give you different labels although they must be the same.<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="background-color: yellow; background-position: initial initial; background-repeat: initial initial;" class="">To be away from the display issues we get if we mix RTL and LTR code points<o:p class=""></o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="background-color: yellow; background-position: initial initial; background-repeat: initial initial;" class="">in the same labels.</span><o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Take a look here<span class="Apple-converted-space"> </span><span style="color: rgb(31, 73, 125);" class=""><a href="https://tools.ietf.org/html/rfc5564" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">link</a>.</span><o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">-----Original Message-----<br class="">From: UA-discuss [<a href="mailto:ua-discuss-bounces@icann.org" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">mailto:ua-discuss-bounces@icann.org</a>] On Behalf Of Andrew Sullivan<br class="">Sent: Friday, May 04, 2018 2:57 PM<br class="">To: John Levine <<a href="mailto:john.levine@standcore.com" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">john.levine@standcore.com</a>>; Abdalmonem Tharwat Galila <<a href="mailto:agalila@mcit.gov.eg" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">agalila@mcit.gov.eg</a>><br class="">Cc: Ahmed Bakhat Masood (<a href="mailto:ahmedbakhat@pta.gov.pk" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">ahmedbakhat@pta.gov.pk</a>) <<a href="mailto:ahmedbakhat@pta.gov.pk" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">ahmedbakhat@pta.gov.pk</a>>;<span class="Apple-converted-space"> </span><a href="mailto:ua-discuss@icann.org" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">ua-discuss@icann.org</a>; Ahmed Bakhat (<a href="mailto:ahmedbakhat@yahoo.com" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">ahmedbakhat@yahoo.com</a>) <<a href="mailto:ahmedbakhat@yahoo.com" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">ahmedbakhat@yahoo.com</a>><br class="">Subject: Re: [UA-discuss] Mixing between RTL and LTR scripts</div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Also I don't know how you disallow script mixing for domain names. IDNA is label by label. The DNS is distributed, so there's no way to prevent mixing, is there?<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">A<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">--<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Please excuse my clumbsy thums<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">----------<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">On May 4, 2018 05:36:02 "John Levine" <<a href="mailto:john.levine@standcore.com" style="color: rgb(149, 79, 114); text-decoration: underline;" class=""><span style="color: windowtext; text-decoration: none;" class="">john.levine@standcore.com</span></a>> wrote:<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>> I hope you all doing well, after back to TF-AIDN "Task Force Of Arabic<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>> IDNs", I got the following regards to mixing LTR and RTL texts within the<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>> same label.<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>> - Mixing between different scripts is not allowed for domain names<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>> and email addresses<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>> - Numbers at the middle or at the end of the RTL domain name is<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>> allowed.<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>> To be away from the display issues we get if we mix RTL and LTR code points<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">>> in the same labels.<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">> Thanks. I think this clarifies the point that we have no advice on<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">> displaying e-mail addresses, since mailboxes are not domain names and are<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">> not labels and are not subject to IDNA2008.<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">> Regards,<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">> John Levine,<span class="Apple-converted-space"> </span><a href="mailto:john.levine@standcore.com" style="color: rgb(149, 79, 114); text-decoration: underline;" class=""><span style="color: windowtext; text-decoration: none;" class="">john.levine@standcore.com</span></a><o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">> Standcore LLC<o:p class=""></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div></div></blockquote></div></div></div></div></blockquote></div></div></div></div></blockquote></div><br class=""></div></div></body></html>