Return-path: <713-XSC-918.0.497924.0.0.46837.9.179484920@bounce.cloudflare.com> Envelope-to: lojban@lojban.org Delivery-date: Thu, 08 Apr 2021 14:23:14 -0700 Received: from bounce.cloudflare.com ([192.28.154.211]:43952) by stodi.digitalkingdom.org with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from <713-XSC-918.0.497924.0.0.46837.9.179484920@bounce.cloudflare.com>) id 1lUc7L-00Cozq-SE for lojban@lojban.org; Thu, 08 Apr 2021 14:23:13 -0700 X-MSFBL: Uk2NfH8gi4lHd0ZYYsp1fwNwFHdDyxZJfz8RS7JZiIE=|eyJ1IjoiNzEzLVhTQy0 5MTg6MDozNzcxOToyOTc4OTY6NzY4MTg1OjQ2ODM3Ojk6NDk3OTI0OjE3OTQ4NDk yMCIsImciOiJiZy1hYmQtODQ0IiwiYiI6ImR2cC0xOTItMjgtMTU0LTIxMSIsInI iOiJsb2piYW5AbG9qYmFuLm9yZyJ9 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1617916938; s=m1; d=cloudflare.com; i=@cloudflare.com; h=Content-Type:MIME-Version:Subject:To:From:Date; bh=BHeRAt6cElkeACDj6vRyDbxagIDCCKffIBVLiVNAYIU=; b=KRGKCwzGqPvomFJmdjbQ4hDo/DjOUhaUBdBoqmnIDfi74gpUh+Jjs87js7OxiTKi F9UtrsZkAFtIYQqrelGrN1zjTJt/5F6CIqcfenENmBdrcN6y89Qst8SPJJXp9NOykhi oYKMNPZaltHfdeWRQs0QH9GxdBntd9czLDiB8r8E= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1617916938; s=m1; d=mktdns.com; i=@mktdns.com; h=Content-Type:MIME-Version:Subject:To:From:Date; bh=BHeRAt6cElkeACDj6vRyDbxagIDCCKffIBVLiVNAYIU=; b=ROOJNSkbAYonYdkZQxCaDbxNELPePmLbJnf8jsciTE1Su9bGWTzt/PAinSlCHcBp 6iBmmGmM252XovH44vAq2mHsyXajBzdRoWsVDEsgsVhLIlJkpo+j4TGQCuKowixtbvy 2v+W8EUT7Skfnk5/wt4l6+j6xLYBRvSe8ijSKhpg= Date: Thu, 8 Apr 2021 16:22:18 -0500 (CDT) From: Cloudflare Reply-To: no-reply@cloudflare.com To: lojban@lojban.org Message-ID: <941488490.126570737.1617916938352@abmktmail-batch1j.marketo.org> Subject: [Action May Be Required] Changes to Cloudflare Infrastructure IPs Listed on cloudflare.com/ips MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_126570736_1590787014.1617916938352" X-Binding: bg-abd-844 X-PVIQ: mkto-713XSC918-000001-000000-497924 X-MarketoID: 713-XSC-918:0:37719:297896:768185:46837:9:497924:179484920 X-Mailfrom: 713-XSC-918.0.497924.0.0.46837.9.179484920@bounce.cloudflare.com X-MktArchive: false X-MSYS-API: {"options":{"open_tracking":false,"click_tracking":false}} X-MktMailDKIM: true X-Spam-Score: -2.1 (--) X-Spam_score: -2.1 X-Spam_score_int: -20 X-Spam_bar: -- ------=_Part_126570736_1590787014.1617916938352 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable You can also view this email as a webpage [[https://info.cloudflare.com/ind= ex.php/email/emailWebview?mkt_tok=3DNzEzLVhTQy05MTgAAAF8UlX4bOKrB5EzBpnvRbC= GdJcFevWq3XHCVFoRU8BGAUQ31tYEIzbINiUFpBhMDksXrjyP9GlvjqUQibgYdL_nvF55ic8joi= oSr572qRXWPceEQaS6&md_id=3D46837]]. Cloudflare Cloudflare is making infrastructure changes to simplify customer configurat= ion, and reduce the number of IPv4 addresses that could potentially interac= t with your origin on Cloudflare=E2=80=99s behalf.=20 If your security model relies on allowing a list of trusted Cloudflare IPs= from cloudflare.com/ips (or via API ) on your origin, please m= ake the following changes to your allow list by May 7,=20 2021. This change is safe to make today.=20 Remove: 104.16.0.0/12=20 Add: 104.16.0.0/13 104.24.0.0/14=20 This change delists the 104.28.0.0/14 prefix, which is no longer in use by= Cloudflare infrastructure. These addresses will be repurposed for use with= our Gateway and WARP (secure web gateway and VPN) products, and may carry = traffic from untrusted sources in the future.=20 Cloudflare does not recommend enforcing security policy at origins solely = by trusting IP addresses. Argo Tunnels and Authenticated Origin Pulls provide more secure and specific ways to secure origin connections= from Cloudflare. =09- Further detail on how to configure Argo Tunnels . =09- Further detail on how to configure Authenticated Origin Pulls . If you have further questions, please visit the Cloudflare Community . Regards, The Cloudflare Team THIS IS A SERVICE-RELATED EMAIL This email was sent to lojban@lojban.org because you are a Cloudflare custo= mer or requested information about Cloudflare services. =C2=A9 2021 Cloudflare. All Rights Reserved. www.cloudflare.com 101 Townsen= d St. San Francisco, CA. 94107 ------=_Part_126570736_1590787014.1617916938352 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable =20 =20 =20 =20 =20 =20 =20 =20 =20 =20 =20 =20 =20 =20 =20
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You can also view this email as a=20 webpage.
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Cloudflare is making infrastructure changes to simplify customer configura= tion, and reduce the number of IPv4 addresses that could potentially intera= ct with your origin on Cloudflare=E2=80=99s behalf.=20
=20
If your security model relies on allowing a list of trusted Cloudflare= IPs from=20 cloudflare.com/ips (or via=20 API) on your origin,=20 please make the following changes to your allow list by May 7, 2021= . This change is safe to make today.=20
=20
Remove:=20
=20 104.16.0.0/12=20
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Add:=20
=20 104.16.0.0/13=20
=20 104.24.0.0/14=20
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This change delists the=20 104.28.0.0/14 prefix, which is no longer in use by Cloudflare = infrastructure. These addresses will be repurposed for use with our Gateway= and WARP (secure web gateway and VPN) products, and may carry traffic from= untrusted sources in the future.=20
=20
Cloudflare does not recommend enforcing security policy at origins sol= ely by trusting IP addresses.=20 Argo Tunnels and=20 Authenticated Origin Pulls provide more secure and specific ways to se= cure origin connections from Cloudflare.=20
=20 If you have further questions, please visit the=20 Cloudflare Community.=20
=20
Regards,=20
The Cloudflare Team=20
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= THIS IS A SERVICE-RELATED EMAIL
This email was sent to lojban@l= ojban.org because you are a Cloudflare customer or requested information&nb= sp;about Cloudflare services.

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