global IPv6 1.6% 8 0 500 DNSSEC 0.0% 0 1 500 DKIM 14.3% 71 4 500 SIP 2.4% 12 3 500 XMPP 4.6% 23 3 500 SPF 50.4% 252 0 500 us IPv6 1.0% 1 0 100 DNSSEC 0.0% 0 0 100 DKIM 21.0% 21 0 100 SIP 3.0% 3 1 100 XMPP 9.1% 9 1 100 SPF 58.0% 58 0 100 de IPv6 1.0% 1 0 100 DNSSEC 0.0% 0 1 100 DKIM 20.0% 20 0 100 SIP 9.0% 9 0 100 XMPP 3.0% 3 0 100 SPF 44.0% 44 0 100 uk IPv6 1.0% 1 0 100 DNSSEC 0.0% 0 1 100 DKIM 15.3% 15 2 100 SIP 3.0% 3 1 100 XMPP 3.0% 3 1 100 SPF 55.0% 55 0 100 jp IPv6 3.0% 3 0 100 DNSSEC 0.0% 0 0 100 DKIM 7.0% 7 0 100 SIP 0.0% 0 0 100 XMPP 2.0% 2 0 100 SPF 52.0% 52 0 100 kr IPv6 2.0% 2 0 100 DNSSEC 0.0% 0 0 100 DKIM 10.1% 10 1 100 SIP 0.0% 0 1 100 XMPP 1.0% 1 1 100 SPF 70.0% 70 0 100 cn IPv6 2.0% 2 0 100 DNSSEC 0.0% 0 2 100 DKIM 7.1% 7 2 100 SIP 0.0% 0 2 100 XMPP 2.0% 2 2 100 SPF 37.4% 37 1 100 in IPv6 2.0% 2 0 100 DNSSEC 0.0% 0 1 100 DKIM 29.3% 29 1 100 SIP 2.0% 2 1 100 XMPP 3.0% 3 1 100 SPF 45.5% 45 1 100 fi IPv6 1.0% 1 0 100 DNSSEC 0.0% 0 0 100 DKIM 13.0% 13 0 100 SIP 5.0% 5 0 100 XMPP 3.0% 3 0 100 SPF 31.0% 31 0 100 ietf IPv6 4.4% 90 0 2025 DNSSEC 1.4% 24 254 2025 DKIM 5.6% 101 226 2025 SIP 8.6% 153 254 2025 XMPP 5.6% 99 253 2025 SPF 23.7% 435 192 2025