Top Named Groups (past week)

Rank Named Group Fingerprints Connections
1 secp256r1 (0x0017) 6185 99.4%
2 secp384r1 (0x0018) 6011 98.0%
3 x25519 (0x001d) 1903 78.5%
4 sect239k1 (0x0008) 1879 57.6%
5 secp521r1 (0x0019) 3971 43.5%
6 GREASE (0x0a0a) 277 33.2%
7 sect233k1 (0x0006) 2832 26.9%
8 sect409r1 (0x000c) 1902 13.9%
9 brainpoolP256r1 (0x001a) 1739 10.5%
10 secp256k1 (0x0016) 1973 10.4%
11 sect283r1 (0x000a) 1926 8.4%
12 sect571r1 (0x000e) 1775 7.8%
13 sect283k1 (0x0009) 1755 7.8%
14 sect409k1 (0x000b) 1749 7.8%
15 sect571k1 (0x000d) 1749 7.8%
16 sect193r1 (0x0004) 1924 6.3%
17 ffdhe2048 (0x0100) 207 6.2%
18 ffdhe3072 (0x0101) 207 6.2%
19 brainpoolP384r1 (0x001b) 1050 5.3%
20 brainpoolP512r1 (0x001c) 1049 5.3%
21 secp192r1 (0x0013) 1100 2.7%
22 secp224k1 (0x0014) 1071 2.6%
23 sect163r1 (0x0002) 1082 2.5%
24 secp224r1 (0x0015) 1038 2.4%
25 secp192k1 (0x0012) 995 2.2%
26 sect163k1 (0x0001) 941 2.2%
27 sect233r1 (0x0007) 936 2.2%
28 sect163r2 (0x0003) 935 2.2%
29 secp160r1 (0x0010) 956 2.2%
30 secp160k1 (0x000f) 947 2.2%
31 secp160r2 (0x0011) 946 2.2%
32 sect193r2 (0x0005) 902 2.2%
33 Unknown (0x0032) 588 2.1%
34 x448 (0x001e) 190 0.6%
35 Unknown (0x0038) 64 0.0%
36 ffdhe8192 (0x0104) 62 0.0%
37 ffdhe4096 (0x0102) 62 0.0%
38 ffdhe6144 (0x0103) 57 0.0%
39 Unknown (0x0046) 11 0.0%
40 Unknown (0x003c) 237 0.0%
41 arbitrary_explicit_char2_curves (0xff02) 228 0.0%
42 arbitrary_explicit_prime_curves (0xff01) 228 0.0%
43 Unknown (0x002e) 31 0.0%
44 Unknown (0x0034) 1 0.0%
45 Unassigned (0x0000) 1 0.0%
46 Unknown (0x0036) 1 0.0%