Top Named Groups (past week)

Rank Named Group Fingerprints Connections
1 secp256r1 (0x0017) 6239 99.5%
2 secp384r1 (0x0018) 6093 97.4%
3 x25519 (0x001d) 2123 80.5%
4 sect239k1 (0x0008) 1940 53.6%
5 secp521r1 (0x0019) 4058 46.3%
6 sect233k1 (0x0006) 2815 30.8%
7 GREASE (0x0a0a) 271 27.3%
8 sect409r1 (0x000c) 1941 13.6%
9 brainpoolP256r1 (0x001a) 1858 10.0%
10 sect283r1 (0x000a) 2057 8.7%
11 secp256k1 (0x0016) 1996 8.2%
12 sect571r1 (0x000e) 1836 7.6%
13 sect283k1 (0x0009) 1798 7.5%
14 sect409k1 (0x000b) 1790 7.5%
15 sect571k1 (0x000d) 1789 7.5%
16 ffdhe3072 (0x0101) 273 6.2%
17 ffdhe2048 (0x0100) 270 6.2%
18 sect193r1 (0x0004) 1880 6.2%
19 brainpoolP384r1 (0x001b) 1144 5.2%
20 brainpoolP512r1 (0x001c) 1144 5.2%
21 secp192r1 (0x0013) 1128 2.9%
22 sect163r1 (0x0002) 1092 2.9%
23 secp224k1 (0x0014) 1085 2.7%
24 secp224r1 (0x0015) 1045 2.5%
25 secp192k1 (0x0012) 994 2.4%
26 secp160r1 (0x0010) 912 2.3%
27 secp160k1 (0x000f) 906 2.3%
28 secp160r2 (0x0011) 903 2.3%
29 sect163k1 (0x0001) 949 2.3%
30 sect233r1 (0x0007) 944 2.3%
31 sect163r2 (0x0003) 943 2.3%
32 sect193r2 (0x0005) 933 2.3%
33 Unknown (0x0032) 546 2.1%
34 x448 (0x001e) 318 1.1%
35 Unknown (0x0038) 59 0.1%
36 Unknown (0x003c) 261 0.0%
37 ffdhe8192 (0x0104) 127 0.0%
38 ffdhe4096 (0x0102) 127 0.0%
39 ffdhe6144 (0x0103) 121 0.0%
40 Unknown (0x0040) 48 0.0%
41 arbitrary_explicit_char2_curves (0xff02) 228 0.0%
42 arbitrary_explicit_prime_curves (0xff01) 228 0.0%
43 Unknown (0xfe32) 1 0.0%
44 Unknown (0xfe30) 1 0.0%
45 Unknown (0x002e) 8 0.0%
46 Unassigned (0x0000) 3 0.0%
47 Unknown (0x0036) 2 0.0%
48 Unknown (0x0030) 2 0.0%
49 Unknown (0x0034) 2 0.0%
50 Unknown (0x003a) 3 0.0%
51 Unknown (0x006c) 1 0.0%
52 Unknown (0x0020) 1 0.0%
53 Unknown (0x0022) 1 0.0%
54 Unknown (0x0026) 1 0.0%
55 Unknown (0x0028) 1 0.0%
56 Unknown (0x002a) 1 0.0%
57 Unknown (0x0024) 1 0.0%
58 Unknown (0x002c) 1 0.0%