Top Named Groups (past week)

Rank Named Group Fingerprints Connections
1 secp256r1 (0x0017) 5743 99.4%
2 secp384r1 (0x0018) 5639 98.8%
3 x25519 (0x001d) 2443 82.7%
4 sect239k1 (0x0008) 1736 54.3%
5 secp521r1 (0x0019) 3678 39.2%
6 GREASE (0x0a0a) 271 37.9%
7 sect233k1 (0x0006) 2461 24.9%
8 sect409r1 (0x000c) 1609 15.3%
9 sect283r1 (0x000a) 1891 13.6%
10 brainpoolP256r1 (0x001a) 1462 12.9%
11 secp256k1 (0x0016) 1660 9.3%
12 sect571r1 (0x000e) 1456 8.6%
13 sect283k1 (0x0009) 1433 8.5%
14 sect409k1 (0x000b) 1431 8.5%
15 sect571k1 (0x000d) 1431 8.5%
16 ffdhe3072 (0x0101) 304 7.5%
17 ffdhe2048 (0x0100) 285 7.4%
18 brainpoolP512r1 (0x001c) 914 6.6%
19 brainpoolP384r1 (0x001b) 910 6.6%
20 x448 (0x001e) 497 4.9%
21 sect193r1 (0x0004) 1565 4.3%
22 secp192r1 (0x0013) 904 2.6%
23 secp160r1 (0x0010) 798 2.2%
24 sect163r1 (0x0002) 865 2.2%
25 secp224k1 (0x0014) 907 2.2%
26 secp224r1 (0x0015) 870 2.1%
27 secp192k1 (0x0012) 826 2.0%
28 secp160k1 (0x000f) 776 1.8%
29 secp160r2 (0x0011) 775 1.8%
30 sect163k1 (0x0001) 768 1.8%
31 sect233r1 (0x0007) 768 1.8%
32 sect163r2 (0x0003) 766 1.8%
33 sect193r2 (0x0005) 761 1.8%
34 Unknown (0x0032) 370 1.7%
35 ffdhe8192 (0x0104) 111 0.6%
36 ffdhe4096 (0x0102) 111 0.6%
37 ffdhe6144 (0x0103) 110 0.6%
38 Unknown (0x0038) 46 0.1%
39 Unknown (0x003c) 245 0.0%
40 arbitrary_explicit_char2_curves (0xff02) 228 0.0%
41 arbitrary_explicit_prime_curves (0xff01) 228 0.0%
42 Unknown (0x0034) 86 0.0%
43 Unknown (0x0046) 6 0.0%
44 Unknown (0x00f9) 2 0.0%
45 Unknown (0x004e) 1 0.0%
46 Unknown (0xfe32) 1 0.0%
47 Unknown (0xfe30) 1 0.0%
48 Unknown (0x002e) 4 0.0%
49 Unknown (0x0040) 3 0.0%
50 Unknown (0x0044) 2 0.0%
51 Unknown (0x0042) 2 0.0%
52 Unknown (0x003e) 1 0.0%
53 Unknown (0x0022) 1 0.0%