Top Named Groups (past week)

Rank Named Group Fingerprints Connections
1 secp256r1 (0x0017) 5514 99.8%
2 secp384r1 (0x0018) 5382 99.2%
3 x25519 (0x001d) 2605 90.0%
4 sect239k1 (0x0008) 1570 57.9%
5 GREASE (0x0a0a) 303 56.2%
6 secp521r1 (0x0019) 3592 35.3%
7 sect233k1 (0x0006) 2205 18.8%
8 sect283r1 (0x000a) 1877 16.8%
9 sect409r1 (0x000c) 1414 9.9%
10 ffdhe3072 (0x0101) 331 6.6%
11 ffdhe2048 (0x0100) 315 6.5%
12 secp256k1 (0x0016) 1429 5.2%
13 brainpoolP256r1 (0x001a) 1382 5.0%
14 x448 (0x001e) 616 4.1%
15 sect571r1 (0x000e) 1243 3.8%
16 sect283k1 (0x0009) 1224 3.8%
17 sect409k1 (0x000b) 1222 3.8%
18 sect571k1 (0x000d) 1222 3.8%
19 brainpoolP512r1 (0x001c) 861 2.6%
20 brainpoolP384r1 (0x001b) 856 2.6%
21 sect193r1 (0x0004) 1246 2.5%
22 secp192r1 (0x0013) 745 1.8%
23 secp224k1 (0x0014) 752 1.7%
24 secp160r1 (0x0010) 682 1.6%
25 sect163r1 (0x0002) 715 1.5%
26 secp224r1 (0x0015) 719 1.4%
27 secp192k1 (0x0012) 665 1.4%
28 secp160k1 (0x000f) 623 1.1%
29 secp160r2 (0x0011) 623 1.1%
30 sect163k1 (0x0001) 612 1.1%
31 sect233r1 (0x0007) 614 1.1%
32 sect163r2 (0x0003) 611 1.1%
33 sect193r2 (0x0005) 609 1.1%
34 Unknown (0x0032) 330 1.1%
35 ffdhe4096 (0x0102) 131 0.5%
36 ffdhe6144 (0x0103) 131 0.5%
37 ffdhe8192 (0x0104) 131 0.5%
38 Unknown (0x0038) 40 0.0%
39 arbitrary_explicit_char2_curves (0xff02) 234 0.0%
40 arbitrary_explicit_prime_curves (0xff01) 234 0.0%
41 Unknown (0x0046) 11 0.0%
42 Unknown (0x003c) 228 0.0%
43 Unknown (0x00f9) 4 0.0%
44 Unassigned (0x0000) 2 0.0%
45 Unknown (0x0034) 2 0.0%
46 Unknown (0x0022) 1 0.0%
47 Unknown (0x002e) 1 0.0%
48 Unknown (0x0028) 1 0.0%