Fix broken link to TLD DNSSEC stats

diff --git a/doc/dnssec-guide/validation.rst b/doc/dnssec-guide/validation.rst
index a499587983386e554f8c1fd0868b799a15b81552..33958bb2a0e7b9db3d69c479b95c16d9183ce592 100644 (file)
--- a/doc/dnssec-guide/validation.rst
+++ b/doc/dnssec-guide/validation.rst
@@ -706,7 +706,7 @@ database (``managed-keys.bind.jnl``) as the source of key information.
 
 Explicit management of keys was common in the early days of DNSSEC, when
 neither the root zone nor many top-level domains were signed. Since
-then, `over 90% <https://stats.research.icann.org/dns/tld_report/>`__ of
+then, `over 90% <https://ithi.research.icann.org/graph-m7.html>`__ of
 the top-level domains have been signed, including all the largest ones.
 Unless you have a particular need to manage keys yourself, it is best to
 use the BIND defaults and let the software manage the root key.