SBB is a test case for proper MTU. Check your MTU ;)
----- Ursprüngliche Mail ----- Von: "Benoit Panizzon" benoit.panizzon@imp.ch An: "swinog" swinog@lists.swinog.ch Gesendet: Montag, 21. Oktober 2019 07:40:15 Betreff: Re: [swinog] SBB partially reachable via IPv6
Works for me: $ telnet sbb.ch https Trying 2a00:4bc0:ffff:ffff::c296:f58e... Connected to sbb.ch.
$ openssl s_client -connect sbb.ch:https CONNECTED(00000003) depth=2 C = CH, O = SwissSign AG, CN = SwissSign Gold CA - G2 verify return:1 depth=1 C = CH, O = SwissSign AG, CN = SwissSign EV Gold CA 2014 - G22 verify return:1 depth=0 jurisdictionC = CH, jurisdictionST = Bern, serialNumber = CHE-102.909.703, businessCategory = Private Organization, C = CH, ST = Bern, L = Bern, O = Schweizerische Bundesbahnen SBB, OU = IT, CN = www.sbb.ch verify return:1 --- Certificate chain 0 s:jurisdictionC = CH, jurisdictionST = Bern, serialNumber = CHE-102.909.703, businessCategory = Private Organization, C = CH, ST = Bern, L = Bern, O = Schweizerische Bundesbahnen SBB, OU = IT, CN = www.sbb.ch i:C = CH, O = SwissSign AG, CN = SwissSign EV Gold CA 2014 - G22 1 s:C = CH, O = SwissSign AG, CN = SwissSign EV Gold CA 2014 - G22 i:C = CH, O = SwissSign AG, CN = SwissSign Gold CA - G2
Mit freundlichen Grüssen
-Benoît Panizzon-