Column

ODVR statistics

Resolver instances - Statistics of daily QPS averages for each resolver instance during the last 30 days before January 21, 2025

Server Max QPS Min QPS Trend Average
s-01 7 594 5 261 6 340
r-01 4 314 2 805 3 468

Return codes - Statistics of daily QPS averages for queries responded with a given RCODE during the last 30 days before January 21, 2025

RCODE Max QPS Min QPS Trend Average
NoError 10 181 6 774 8 337
NXDomain 1 255 897 1 052
ServFail 388 216 301
Refused 127 96 117
YXDomain 0 0 0

Query types - Statistics of daily QPS averages for queries with a given QTYPE during the last 30 days before January 21, 2025

QTYPE Max QPS Min QPS Trend Average
A 6 497 4 504 5 400
AAAA 1 658 1 324 1 483
Other 721 466 603
PTR 730 447 542
NS 545 353 446
TXT 107 43 55
MX 70 17 29

Top domains

Top 1000 domains by client cardinality magnitude on January 20, 2025

DNS magnitude is a number in the range 0–10 expressing “popularity” of a domain based on client cardinality (number of unique client IP addresses). For details see Mayrhofer et al. (2000).

Column

Transport protocols

Daily QPS averages for transport protocols

IP versions

Daily QPS averages for IPv4 and IPv6