PowerDNS 4.8.4

Uptime: 1.57 months
Queries/second, 1, 5, 10 minute averages: 2, 2, 2. Max queries/second: 15
Backend query cache hitrate, 1, 5, 10 minute averages: 19.0%, 20.3%, 20.6%
Backend query load, 1, 5, 10 minute averages: 8, 9, 8. Max queries/second: 42
Total queries: 8722949. Question/answer latency: 11.4ms


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Log Messages

Backend error: Timeout waiting for data from coprocess23723.7%
Caught an exception instantiating a backend: Timeout waiting for data from coprocess23723.7%
Cleaning up23723.7%
[PIPEBackend] Unable to launch, fatal argument error: Timeout waiting for data from coprocess23623.6%
Backend launched with banner: OK Backend ready353.5%
[PIPEBackend] Timeout waiting for data from coprocess40.4%
[PIPEBackend] Unable to receive data from coprocess. Timeout waiting for data from coprocess40.4%
Backend reported permanent error which prevented lookup (Timeout waiting for data from coprocess), aborting40.4%
[webserver] 26941da9-259b-444f-9cc5-ae0b4fef5bc1 Unable to parse request: Malformed header line10.1%
[webserver] 47741a2e-2fca-407b-bd2a-5805f0f56118 Unable to parse request: HTTP version not supported10.1%
Rest:40.4%
Total:1000100%
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Remote server IP addresses

185.76.139.20220.0%
185.76.137.25110.0%
185.76.137.26110.0%
41.1.176.28110.0%
51.75.23.43110.0%
37.107.223.156110.0%
173.194.171.209110.0%
173.194.171.213110.0%
94.97.229.244110.0%
Total:10100%
Reset

Remote hosts sending corrupt packets

20.168.7.201100.0%
Total:1100%
Reset

Remote hosts querying zones for which we are not auth

23.94.187.142611.3%
195.66.215.25059.4%
149.86.227.4947.5%
204.76.203.8047.5%
87.121.84.12847.5%
122.228.23.22435.7%
204.76.203.19535.7%
2001:610:9000::123.8%
145.116.218.123.8%
103.163.118.11111.9%
Rest:1935.8%
Total:53100%
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Queries for existing records, but for type we don't have

DIME.5CENtScDn.COM/AAAA1919.0%
peNnY.5cenTsCDn.coM/AAAA1818.0%
PVqybrZOdZ24-Hls-livE.5cENtscDn.cOM/HTTPS88.0%
2nByjXnBL53k-HLs-LIVE.5cENTsCDN.COM/HTTPS55.0%
ea849eCe-97dF-4F77-9fbC-787A3720af3a.dNSteSt.cdnIzED.NET/HTTPS44.0%
59nyq542ywap-hls-live.5centscdn.com/AAAA44.0%
wmoy83z4d2a7-hls-live.5centscdn.com/HTTPS44.0%
PUlL-1563.5cEnTscDn.coM/HTTPS33.0%
5centscdn.com/DNSKEY22.0%
PULl-4382.5cENtSCDN.Com/HTTPS22.0%
Rest:3131.0%
Total:100100%
Reset

Queries for nonexistent records within existent zones

DNsTeSt.cdNiZed.net/A8100.0%
Total:8100%
Reset

UDP Queries Received

push-4691.5centscdn.com/A14614.6%
pVqybrzODz24-hLS-LIvE.5CentSCDN.com/A11611.6%
2NByjxnbL53K-hLS-lIVe.5CENtsCDn.cOM/A868.6%
wmoy83z4d2a7-hls-live.5centscdn.com/A555.5%
PennY.5cenTsCdn.Com/AAAA343.4%
Dime.5CEntsCdN.cOm/AAAA343.4%
g2qd3EXjy7an-Hls-LIVE.5CENTsCDn.CoM/A222.2%
ENTErPrise.CDnIZed.NEt/A202.0%
push-3836.5centscdn.com/A181.8%
zKPywPWalbEG-HLs-LivE.5CenTsCdn.com/A171.7%
Rest:45245.2%
Total:1000100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for zones that we are not authoritative for

fusu.cc/TXT823.5%
aaa.hmdns.top/TXT617.6%
cfpro.ru/TXT38.8%
ip.parrotdns.com/A38.8%
www.qq.com/A12.9%
a.root-servers.net/A12.9%
direct.shodan.io/A12.9%
cyberresilience.io/A12.9%
vkrnp5cjfvms2.acclaimed.dnscheck.internet-measurement.com/A12.9%
lwjrex.6643a5e6.n37051.drakkarns.com/A12.9%
Rest:823.5%
Total:34100%

Variables

backend-queries77362223Number of queries sent to the backend(s)
corrupt-packets65408Number of corrupt packets received
deferred-cache-inserts35571Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup4331Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts0Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup0Amount 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.
noerror-packets1066520Number of times a NOERROR packet was sent out
nxdomain-packets11975Number of times an NXDOMAIN packet was sent out
overload-drops0Queries dropped because backends overloaded
packetcache-hit0Number of hits on the packet cache
packetcache-miss0Number of misses on the packet cache
packetcache-size0Number of entries in the packet cache
query-cache-hit6676036Number of hits on the query cache
query-cache-miss27291743Number of misses on the query cache
query-cache-size24Number of entries in the query cache
rd-queries1451262Number of recursion desired questions
recursing-answers0Number of recursive answers sent out
recursing-questions0Number of questions sent to recursor
recursion-unanswered0Number of packets unanswered by configured recursor
security-status1Security status based on regular polling
servfail-packets6023Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers437Number of answers sent out over TCP
tcp-answers-bytes53763Total size of answers sent out over TCP
tcp-cookie-queries0Number of TCP queries received with the COOKIE option
tcp-queries450Number of TCP queries received
tcp4-answers435Number of IPv4 answers sent out over TCP
tcp4-answers-bytes53599Total size of answers sent out over TCPv4
tcp4-queries448Number of IPv4 TCP queries received
tcp6-answers2Number of IPv6 answers sent out over TCP
tcp6-answers-bytes164Total size of answers sent out over TCPv6
tcp6-queries2Number of IPv6 TCP queries received
timedout-packets0Number of packets which weren't answered within timeout set
udp-answers8722468Number of answers sent out over UDP
udp-answers-bytes690988952Total size of answers sent out over UDP
udp-cookie-queries0Number of UDP queries received with the COOKIE EDNS option
udp-do-queries6828010Number of UDP queries received with DO bit
udp-queries8722949Number of UDP queries received
udp4-answers8613877Number of IPv4 answers sent out over UDP
udp4-answers-bytes681703895Total size of answers sent out over UDPv4
udp4-queries8614358Number of IPv4 UDP queries received
udp6-answers108591Number of IPv6 answers sent out over UDP
udp6-answers-bytes9285057Total size of answers sent out over UDPv6
udp6-queries108591Number of IPv6 UDP queries received
unauth-packets3404Number of times a zone we are not auth for was queried
zone-cache-hit0Number of zone cache hits
zone-cache-miss0Number of zone cache misses
zone-cache-size0Number of entries in the zone cache
backend-latency11162Average number of microseconds needed for a backend lookup
cache-latency0Average number of microseconds needed for a packet cache lookup
cpu-iowait2986662Time spent waiting for I/O to complete by the whole system, in units of USER_HZ
cpu-steal3561501Stolen 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-usage36Number of open filedescriptors
key-cache-size7Number of entries in the key cache
latency11419Average number of microseconds needed to answer a question
meta-cache-size0Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage160288768Actual unique use of memory in bytes (approx)
receive-latency202Average number of microseconds needed to receive a query
ring-logmessages-capacity1000Maximum number of entries in the logmessages ring
ring-logmessages-size1000Number of entries in the logmessages ring
ring-noerror-queries-capacity100Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size100Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity1000Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size8Number of entries in the nxdomain-queries ring
ring-queries-capacity1000Maximum number of entries in the queries ring
ring-queries-size1000Number 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-size1Number of entries in the remotes-corrupt ring
ring-remotes-size10Number of entries in the remotes ring
ring-remotes-unauth-capacity500000Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size53Number of entries in the remotes-unauth ring
ring-servfail-queries-capacity1000Maximum number of entries in the servfail-queries ring
ring-servfail-queries-size0Number of entries in the servfail-queries ring
ring-unauth-queries-capacity1000Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size34Number of entries in the unauth-queries ring
send-latency67Average number of microseconds needed to send the answer
signature-cache-size0Number of entries in the signature cache
sys-msec7328641Number of msec spent in system time
udp-in-csum-errors678UDP 'in checksum' errors
udp-in-errors17635UDP 'in' errors
udp-noport-errors13596127UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors0UDP 'sndbuf' errors
udp6-in-csum-errors373UDP 'in checksum' errors over IPv6
udp6-in-errors506UDP 'in' errors over IPv6
udp6-noport-errors947UDP 'noport' errors over IPv6
udp6-recvbuf-errors133UDP 'recvbuf' errors over IPv6
udp6-sndbuf-errors0UDP 'sndbuf' errors over IPv6
uptime4127135Uptime of process in seconds
user-msec11052184Number of msec spent in user time
xfr-queue0Size of the queue of zones to be XFRd