Top Named Groups (past week)

Rank Named Group Fingerprints Connections
1 secp256r1 (0x0017) 6198 99.6%
2 secp384r1 (0x0018) 6075 98.6%
3 x25519 (0x001d) 3164 87.6%
4 GREASE (0x0a0a) 361 58.4%
5 sect239k1 (0x0008) 1907 50.1%
6 secp521r1 (0x0019) 4017 44.4%
7 sect283r1 (0x000a) 2039 28.9%
8 sect233k1 (0x0006) 2620 16.7%
9 sect409r1 (0x000c) 1554 6.1%
10 secp192r1 (0x0013) 945 5.5%
11 secp224r1 (0x0015) 899 5.3%
12 x448 (0x001e) 821 4.6%
13 secp256k1 (0x0016) 1576 4.2%
14 ffdhe3072 (0x0101) 530 4.1%
15 ffdhe2048 (0x0100) 501 4.0%
16 brainpoolP256r1 (0x001a) 1399 3.1%
17 sect571r1 (0x000e) 1379 2.5%
18 sect283k1 (0x0009) 1335 2.5%
19 sect409k1 (0x000b) 1333 2.5%
20 sect571k1 (0x000d) 1333 2.5%
21 sect193r1 (0x0004) 1420 2.1%
22 brainpoolP512r1 (0x001c) 941 1.8%
23 brainpoolP384r1 (0x001b) 937 1.8%
24 sect163r1 (0x0002) 911 1.5%
25 secp224k1 (0x0014) 957 1.4%
26 secp160r1 (0x0010) 858 1.3%
27 secp192k1 (0x0012) 848 1.3%
28 secp160k1 (0x000f) 789 1.0%
29 secp160r2 (0x0011) 788 1.0%
30 sect233r1 (0x0007) 784 1.0%
31 sect163k1 (0x0001) 781 1.0%
32 sect163r2 (0x0003) 780 1.0%
33 sect193r2 (0x0005) 773 1.0%
34 Unknown (0x0032) 353 0.8%
35 ffdhe6144 (0x0103) 215 0.4%
36 ffdhe8192 (0x0104) 215 0.4%
37 ffdhe4096 (0x0102) 214 0.4%
38 Unknown (0x003c) 277 0.1%
39 Unknown (0x0038) 57 0.0%
40 Unknown (0x0040) 78 0.0%
41 arbitrary_explicit_char2_curves (0xff02) 235 0.0%
42 arbitrary_explicit_prime_curves (0xff01) 235 0.0%
43 Unknown (0x0046) 9 0.0%
44 Unknown (0x00f9) 4 0.0%
45 Unassigned (0x0000) 1 0.0%
46 Unknown (0x0034) 1 0.0%
47 Unknown (0x002e) 4 0.0%
48 Unknown (0x0022) 1 0.0%