Various reports of all servers tested

Report for december 2013 | Results of the last day | Results of the last week | Results of the last month

TLS versions 2357 results

SSL 2 26 1.1%
SSL 3 166 7%
TLS 1.0 1872 79.4%
TLS 1.1 1990 84.4%
TLS 1.2 2281 96.8%

Grades 2357 results

A 1731 73.4%
B 463 19.6%
C 124 5.3%
D 5 0.2%
E 0 0%
F 34 1.4%
Does not penalize untrusted certificates.

RSA key sizes for domain certificates

RSA key size Count
1024 51 2%
2048 1374 54%
2432 2 0.1%
3049 2 0.1%
3072 17 0.7%
3119 2 0.1%
4096 1096 43%
8192 2 0.1%

StartTLS

Type Client to server Server to server
Required 922 75.9% 594 52%
Allowed 292 24.1% 549 48%

Trust

To do authenticated encryption, a certificate needs to be both trusted and valid. Trusted means it is issued by a well-known CA and valid means it is valid for the domain we want to connect to.

Trusted Untrusted
Valid 1714 69.9% 352 14.4%
Invalid 213 8.7% 173 7.1%

SASL mechanisms 1214 results

Mechanism # times offered before TLS # times offered after TLS
PLAIN 315 25.9% 1202 99%
SCRAM-SHA-1 232 19.1% 895 73.7%