PowerDNS 4.3.1

Uptime: 17.3 hours
Queries/second, 1, 5, 10 minute averages: 2, 3, 2. Max queries/second: 40
Cache hitrate, 1, 5, 10 minute averages: 37.7%, 38.5%, 36.8%
Backend query cache hitrate, 1, 5, 10 minute averages: 55.0%, 55.3%, 54.8%
Backend query load, 1, 5, 10 minute averages: 3, 3, 3. Max queries/second: 11
Total queries: 127938. Question/answer latency: 0.096ms


Reset

Log Messages

Could not retrieve security status update for '4.3.1' on 'auth-4.3.1.security-status.secpoll.powerdns.com.': RCODE was not NOERROR but Query Refused550.0%
Error resolving for kanban.service.internal.ee.ncu.edu.tw ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, A-record query returned Non-Existent domain, returning SERVFAIL440.0%
Error resolving for ldap-ssp.service.internal.ee.ncu.edu.tw ALIAS docker.service.internal.ee.ncu.edu.tw over UDP, A-record query returned Non-Existent domain, returning SERVFAIL110.0%
Total:10100%
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Remote server IP addresses

Total:0100%
Reset

Remote hosts sending corrupt packets

140.115.152.6510100.0%
Total:10100%
Reset

Remote hosts querying domains for which we are not auth

140.115.70.247330.0%
140.115.153.40110.0%
140.115.152.65110.0%
140.115.70.101110.0%
140.115.70.106110.0%
140.115.70.143110.0%
140.115.152.152110.0%
140.115.152.161110.0%
Total:10100%
Reset

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

ce.ncu.edu.tw/AAAA110.0%
ns2.ce.ncu.edu.tw/AAAA110.0%
rELaYb.cE.Ncu.Edu.tw/AAAA110.0%
ns.ce.ncu.edu.tw/AAAA110.0%
ee.ncu.edu.tw/DNSKEY110.0%
poweric190.ee.ncu.edu.tw/AAAA110.0%
ns2.ee.ncu.edu.tw/AAAA110.0%
eecontrol137.ee.ncu.edu.tw/AAAA110.0%
msic8.ee.ncu.edu.tw/AAAA110.0%
ns.ee.ncu.edu.tw/AAAA110.0%
Total:10100%
Reset

Queries for non-existent records within existent domains

eecontrol137.ee.ncu.edu.tw.ee.ncu.edu.tw/AAAA1919.0%
tw.ee.ncu.edu.tw/NS1111.0%
21.152.115.140.in-addr.arpa/PTR1010.0%
bbS.eE.Ncu.edU.tw/MX55.0%
_mtA-STS.reLay2.Ee.nCu.EdU.TW/TXT44.0%
171.152.115.140.in-addr.arpa/PTR22.0%
_mta-sTs.RelaY2.CE.nCu.eDu.tW/TXT22.0%
13.70.115.140.In-Addr.ARPA/PTR22.0%
55.70.115.140.IN-ADdR.ARpa/PTR22.0%
BbS.Ee.Ncu.eDu.TW/AAAA22.0%
Rest:4141.0%
Total:100100%
Reset

UDP Queries Received

ns2.ce.ncu.edu.tw/AAAA220.0%
ns.ce.ncu.edu.tw/AAAA220.0%
133.152.115.140.in-addr.arpa/PTR110.0%
www.instagram.com/TYPE65110.0%
ce.ncu.edu.tw/AAAA110.0%
m_backup.ce.ncu.edu.tw/A110.0%
poweric190.ee.ncu.edu.tw/AAAA110.0%
msic8.ee.ncu.edu.tw/AAAA110.0%
Total:10100%
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/A102.0%
167.35.207.109.in-addr.arpa/PTR40.8%
ctldl.windowsupdate.com/A40.8%
pubsub-us01.aweray.net/A40.8%
mqtt.c10r.facebook.com/A40.8%
dgw.c10r.facebook.com/A40.8%
remotedesktop-pa.googleapis.com/A30.6%
www.google.com/A30.6%
Rest:43286.4%
Total:500100%

Variables

corrupt-packets15Number of corrupt packets received
deferred-cache-inserts141Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup36Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts88Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup7Amount 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-queries0DNS update packets received.
dnsupdate-refused0DNS update packets that are refused.
incoming-notifications0NOTIFY packets received.
overload-drops0Queries dropped because backends overloaded
packetcache-hit48433Number of hits on the packet cache
packetcache-miss79827Number of misses on the packet cache
packetcache-size556Number of entries in the packet cache
query-cache-hit205926Number of hits on the query cache
query-cache-miss173418Number of misses on the query cache
query-cache-size361Number of entries in the query cache
rd-queries32440Number of recursion desired questions
recursing-answers518Number 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-packets0Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers355Number of answers sent out over TCP
tcp-answers-bytes20603Total size of answers sent out over TCP
tcp-queries355Number of TCP queries received
tcp4-answers355Number of IPv4 answers sent out over TCP
tcp4-answers-bytes20603Total size of answers sent out over TCPv4
tcp4-queries355Number 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-packets8Number of packets which weren't answered within timeout set
udp-answers127930Number of answers sent out over UDP
udp-answers-bytes9158975Total size of answers sent out over UDP
udp-do-queries55605Number of UDP queries received with DO bit
udp-queries127938Number of UDP queries received
udp4-answers127412Number of IPv4 answers sent out over UDP
udp4-answers-bytes9158975Total size of answers sent out over UDPv4
udp4-queries127938Number 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-iowait2283568Time 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-size24Number of entries in the key cache
latency96Average number of microseconds needed to answer a question
meta-cache-size75Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage49426432Actual unique use of memory in bytes (approx)
ring-logmessages-capacity10Maximum number of entries in the logmessages ring
ring-logmessages-size10Number of entries in the logmessages ring
ring-noerror-queries-capacity10Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size10Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity100Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size100Number of entries in the nxdomain-queries ring
ring-queries-capacity10Maximum number of entries in the queries ring
ring-queries-size10Number of entries in the queries ring
ring-remotes-capacity10Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity10Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size10Number of entries in the remotes-corrupt ring
ring-remotes-size0Number of entries in the remotes ring
ring-remotes-unauth-capacity10Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size10Number of entries in the remotes-unauth ring
ring-servfail-queries-capacity10Maximum 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-msec32663Number of msec spent in system time
udp-in-errors0UDP 'in' errors
udp-noport-errors94UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors0UDP 'sndbuf' errors
uptime62333Uptime of process in seconds
user-msec25669Number of msec spent in user time