PowerDNS 4.3.1

Uptime: 1.5 months
Queries/second, 1, 5, 10 minute averages: 4, 4, 4. Max queries/second: 481
Cache hitrate, 1, 5, 10 minute averages: 33.8%, 36.8%, 37.1%
Backend query cache hitrate, 1, 5, 10 minute averages: 57.7%, 60.5%, 60.8%
Backend query load, 1, 5, 10 minute averages: 6, 5, 5. Max queries/second: 418
Total queries: 13391258. Question/answer latency: 0.123ms


Reset

Log Messages

Total:0100%
Reset

Remote server IP addresses

140.115.70.1141616.0%
140.115.70.1131414.0%
140.115.152.15288.0%
140.115.70.8577.0%
140.115.70.10655.0%
140.115.152.16144.0%
140.115.70.10133.0%
140.115.70.10933.0%
61.220.2.15733.0%
140.115.153.4033.0%
Rest:3434.0%
Total:100100%
Reset

Remote hosts sending corrupt packets

140.115.152.652793.1%
140.115.70.10626.9%
Total:29100%
Reset

Remote hosts querying domains for which we are not auth

140.115.70.1141717.0%
140.115.70.851616.0%
140.115.70.1131616.0%
140.115.152.1521212.0%
140.115.70.10388.0%
140.115.70.10655.0%
140.115.152.16155.0%
140.115.153.4044.0%
140.115.70.10944.0%
140.115.70.10133.0%
Rest:1010.0%
Total:100100%
Reset

Queries for existing records, but for type we don't have

ns2.ce.ncu.edu.tw/AAAA3513.4%
ns.ce.ncu.edu.tw/AAAA3111.9%
ns.ee.ncu.edu.tw/AAAA259.6%
ns2.ee.ncu.edu.tw/AAAA238.8%
ReLAy2.ee.nCu.EdU.tW/AAAA114.2%
ce.ncu.edu.tw/DNSKEY62.3%
solid08.ee.ncu.edu.tw/AAAA51.9%
msic8.ee.ncu.edu.tw/AAAA51.9%
ee.ncu.edu.tw/DNSKEY41.5%
relay2.ce.ncu.edu.tw/AAAA41.5%
Rest:11242.9%
Total:261100%
Reset

Queries for non-existent records within existent domains

1.70.115.140.in-addr.arpa/PTR52652.6%
115.154.115.140.in-addr.arpa/PTR484.8%
BbS.Ee.ncU.edU.Tw/MX232.3%
138.152.115.140.in-addr.arpa/PTR181.8%
206.73.115.140.in-addr.arpa/PTR181.8%
docker.service.internal.ee.ncu.edu.tw/A151.5%
169.152.115.140.in-addr.arpa/PTR141.4%
115.154.115.140.in-addR.Arpa/A101.0%
206.73.115.140.in-ADDR.arPa/A80.8%
mail.bbs.ee.ncu.edu.tw/A80.8%
Rest:31231.2%
Total:1000100%
Reset

UDP Queries Received

dns.msftncsi.com/A44.0%
vaplab.ce.ncu.edu.tw/A44.0%
a.root-servers.net/A33.0%
connections.brother.com/A33.0%
133.116.49.23.in-addr.arpa/PTR33.0%
97.39.215.18.in-addr.arpa/PTR33.0%
time2.google.com.smb.com/AAAA22.0%
play.google.com/AAAA22.0%
time2.google.com/AAAA22.0%
ns.ce.ncu.edu.tw/A22.0%
Rest:7272.0%
Total:100100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for domains that we are not authoritative for

dns.msftncsi.com/A173.4%
a.root-servers.net/A153.0%
connections.brother.com/A122.4%
applet-bundles.grammarly.net/A102.0%
p2p-hkg1.discovery.steamserver.net/A91.8%
cdn.growthbook.io/A71.4%
time2.google.com.smb.com/AAAA61.2%
time1.google.com.smb.com/A61.2%
www.google.com/AAAA61.2%
www.google.com/A61.2%
Rest:40681.2%
Total:500100%

Variables

corrupt-packets903Number of corrupt packets received
deferred-cache-inserts9905Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup4749Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts13762Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup2240Amount of packet cache lookups that were deferred because of maintenance
dnsupdate-answers0DNS update packets successfully answered.
dnsupdate-changes0DNS update changes to records in total.
dnsupdate-queries2DNS update packets received.
dnsupdate-refused2DNS update packets that are refused.
incoming-notifications8NOTIFY packets received.
overload-drops0Queries dropped because backends overloaded
packetcache-hit4418740Number of hits on the packet cache
packetcache-miss9005664Number of misses on the packet cache
packetcache-size485Number of entries in the packet cache
query-cache-hit24571922Number of hits on the query cache
query-cache-miss17526329Number of misses on the query cache
query-cache-size439Number of entries in the query cache
rd-queries5806588Number of recursion desired questions
recursing-answers60887Number of recursive answers sent out
recursing-questions0Number of questions sent to recursor
recursion-unanswered0Number of packets unanswered by configured recursor
security-status0Security status based on regular polling
servfail-packets96Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers37375Number of answers sent out over TCP
tcp-answers-bytes3004103Total size of answers sent out over TCP
tcp-queries37394Number of TCP queries received
tcp4-answers37375Number of IPv4 answers sent out over TCP
tcp4-answers-bytes3004103Total size of answers sent out over TCPv4
tcp4-queries37394Number of IPv4 TCP queries received
tcp6-answers0Number of IPv6 answers sent out over TCP
tcp6-answers-bytes0Total size of answers sent out over TCPv6
tcp6-queries0Number of IPv6 TCP queries received
timedout-packets422Number of packets which weren't answered within timeout set
udp-answers13390830Number of answers sent out over UDP
udp-answers-bytes789041046Total size of answers sent out over UDP
udp-do-queries3211993Number of UDP queries received with DO bit
udp-queries13391258Number of UDP queries received
udp4-answers13329943Number of IPv4 answers sent out over UDP
udp4-answers-bytes789041046Total size of answers sent out over UDPv4
udp4-queries13391258Number of IPv4 UDP queries received
udp6-answers0Number of IPv6 answers sent out over UDP
udp6-answers-bytes0Total size of answers sent out over UDPv6
udp6-queries0Number of IPv6 UDP queries received
cpu-iowait45934943Time spent waiting for I/O to complete by the whole system, in units of USER_HZ
cpu-steal0Stolen time, which is the time spent by the whole system in other operating systems when running in a virtualized environment, in units of USER_HZ
fd-usage25Number of open filedescriptors
key-cache-size38Number of entries in the key cache
latency123Average number of microseconds needed to answer a question
meta-cache-size109Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage63959040Actual unique use of memory in bytes (approx)
ring-logmessages-capacity500Maximum number of entries in the logmessages ring
ring-logmessages-size0Number of entries in the logmessages ring
ring-noerror-queries-capacity1000Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size261Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity1000Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size1000Number of entries in the nxdomain-queries ring
ring-queries-capacity100Maximum number of entries in the queries ring
ring-queries-size100Number of entries in the queries ring
ring-remotes-capacity100Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity1000Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size29Number of entries in the remotes-corrupt ring
ring-remotes-size100Number of entries in the remotes ring
ring-remotes-unauth-capacity100Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size100Number of entries in the remotes-unauth ring
ring-servfail-queries-capacity10000Maximum number of entries in the servfail-queries ring
ring-servfail-queries-size0Number of entries in the servfail-queries ring
ring-unauth-queries-capacity500Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size500Number of entries in the unauth-queries ring
signature-cache-size0Number of entries in the signature cache
sys-msec3148833Number of msec spent in system time
udp-in-errors42520UDP 'in' errors
udp-noport-errors889UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors0UDP 'sndbuf' errors
uptime3948090Uptime of process in seconds
user-msec2727940Number of msec spent in user time