PowerDNS 4.8.3

Uptime: 25.6 days
Queries/second, 1, 5, 10 minute averages: 14, 13, 13. Max queries/second: 4003
Cache hitrate, 1, 5, 10 minute averages: 86.9%, 86.0%, 86.1%
Backend query cache hitrate, 1, 5, 10 minute averages: 53.1%, 58.1%, 58.8%
Backend query load, 1, 5, 10 minute averages: 0, 0, 0. Max queries/second: 26
Total queries: 39261588. Question/answer latency: 0.824ms


Reset

Log Messages

Limit of simultaneous TCP connections reached - raise max-tcp-connections7291.1%
[webserver] 0ebc8905-3b4c-4e87-8d98-2fa46c2eecb4 Unable to parse request: HTTP version not supported11.3%
[webserver] 288b1583-1570-4843-bac9-930f89da7604 Unable to parse request: Malformed header line11.3%
[webserver] 52fd1f8d-a8d8-4ae8-9f65-4ec29325279e Unable to parse request: Malformed header line11.3%
[webserver] 928e500e-b48e-488d-bc67-3d5d6c8b0fc9 Unable to parse request: HTTP version not supported11.3%
[webserver] b181d168-8be8-4522-abc0-7f2a6d4e9960 Unable to parse request: Malformed header line11.3%
[webserver] b5157b1f-f552-4b88-addb-65498a6f4f55 HTTP Exception: Received request with invalid URL11.3%
[webserver] c26c9972-2063-4768-ba7c-560721217590 HTTP Exception: Received request with invalid URL11.3%
Total:79100%
Reset

Remote server IP addresses

194.158.95.1362372.4%
194.158.84.2102162.2%
2a0e:7b84:9c0c:25c2:7c60:9b1:bf1:5d05680.7%
67.215.84.62650.7%
2620:119:10::62650.7%
67.215.84.59610.6%
2620:119:10::59610.6%
208.181.104.218600.6%
67.215.84.57600.6%
2620:119:10::57590.6%
Rest:904890.5%
Total:10000100%
Reset

Remote hosts sending corrupt packets

192.178.116.19102.0%
173.194.169.12091.8%
192.178.118.14491.8%
192.178.116.2081.6%
74.125.181.22171.4%
173.194.170.2171.4%
172.253.7.22161.2%
74.125.181.21361.2%
192.178.116.2561.2%
172.253.82.21951.0%
Rest:42785.4%
Total:500100%
Reset

Remote hosts querying zones for which we are not auth

2400:cb00:21:1024::8d65:465851.0%
172.253.13.14851.0%
2400:cb00:1131:1024::a29f:7b7651.0%
151.236.7.7740.8%
157.255.7.6140.8%
67.215.84.6040.8%
172.253.228.15640.8%
172.253.82.1740.8%
2400:cb00:991:1024::a29e:c70740.8%
172.253.12.21040.8%
Rest:45791.4%
Total:500100%
Reset

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

244.251.137.205.in-addr.arpa/A808.0%
62.218.104.in-addr.arpa/DNSKEY434.3%
253.61.218.104.in-addr.arpa/A363.6%
h104-218-61-253.ip4.unmetered.hosting/AAAA363.6%
61.218.104.in-addr.arpa/DNSKEY202.0%
251.137.205.in-addr.arpa/DNSKEY202.0%
h104-218-62-199.ip4.unmetered.hosting/AAAA191.9%
60.218.104.in-addr.arpa/DNSKEY171.7%
hIghPeRFORMAncecDN.cOM/A111.1%
h104-218-62-228.ip4.unmetered.hosting/AAAA101.0%
Rest:70870.8%
Total:1000100%
Reset

Queries for nonexistent records within existent zones

wpad.ip4.unmetered.hosting/A145.0%
wpad.ip4.unmetered.hosting/AAAA134.7%
234.251.137.205.in-addr.arpa/PTR82.9%
*.ip4.unmetered.hosting/MX62.2%
232.251.137.205.in-addr.arpa/PTR62.2%
230.251.137.205.in-addr.arpa/PTR51.8%
236.251.137.205.in-addr.arpa/PTR51.8%
org.ip4.unmetered.hosting/A51.8%
235.251.137.205.in-addr.arpa/PTR41.4%
230.251.137.205.in-addr.arpa/A41.4%
Rest:20874.8%
Total:278100%
Reset

UDP Queries Received

197.204.182.199.in-addr.arpa/PTR378437.8%
202.126.88.38.in-aDdR.aRPA/PTR5405.4%
7.26.34.192.in-addr.arpa/PTR4414.4%
8.26.34.192.in-addr.arpa/PTR4184.2%
14.26.34.192.in-addr.arpa/PTR3133.1%
0.2.0.0.7.2.0.0.4.3.0.0.2.9.1.0.0.0.0.0.0.0.2.0.1.b.f.f.2.0.6.2.ip6.arpa/PTR2062.1%
6.2.2.0.4.0.2.0.2.8.1.0.9.9.1.0.0.0.0.0.2.0.2.0.1.b.f.f.2.0.6.2.ip6.arpa/PTR2062.1%
104.19.190.192.IN-ADdr.ARpA/PTR1861.9%
101.19.190.192.IN-ADdR.ARpa/PTR1761.8%
108.19.190.192.IN-ADdr.ArPa/PTR1721.7%
Rest:355835.6%
Total:10000100%
Reset

Queries that could not be answered due to backend errors

Total:0100%
Reset

Queries for zones that we are not authoritative for

197.204.182.199.in-addr.arpa/PTR10455532.4%
14.26.34.192.in-addr.arpa/PTR156784.9%
202.126.88.38.in-addr.arpa/PTR143344.4%
2.26.34.192.in-addr.arpa/PTR41051.3%
197.204.182.199.in-addr.arpa/A39881.2%
7.26.34.192.in-addr.arpa/PTR34211.1%
251.27.34.192.in-addr.arpa/PTR30460.9%
8.26.34.192.in-addr.arpa/PTR27820.9%
lb._dns-sd._udp.0.19.190.192.in-addr.arpa/PTR25590.8%
99.26.34.192.in-addr.arpa/PTR22790.7%
Rest:16626051.5%
Total:323007100%

Variables

backend-queries580460Number of queries sent to the backend(s)
corrupt-packets444755Number of corrupt packets received
deferred-cache-inserts3Amount of cache inserts that were deferred because of maintenance
deferred-cache-lookup1Amount of cache lookups that were deferred because of maintenance
deferred-packetcache-inserts6Amount of packet cache inserts that were deferred because of maintenance
deferred-packetcache-lookup9Amount 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-queries1DNS update packets received.
dnsupdate-refused1DNS update packets that are refused.
incoming-notifications0NOTIFY packets received.
noerror-packets92904Number of times a NOERROR packet was sent out
nxdomain-packets110276Number of times an NXDOMAIN packet was sent out
overload-drops0Queries dropped because backends overloaded
packetcache-hit33070541Number of hits on the packet cache
packetcache-miss6243899Number of misses on the packet cache
packetcache-size95Number of entries in the packet cache
query-cache-hit774608Number of hits on the query cache
query-cache-miss580438Number of misses on the query cache
query-cache-size109Number of entries in the query cache
rd-queries68128Number 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-status0Security status based on regular polling
servfail-packets443805Number of times a server-failed packet was sent out
signatures0Number of DNSSEC signatures made
tcp-answers55807Number of answers sent out over TCP
tcp-answers-bytes4047777Total size of answers sent out over TCP
tcp-cookie-queries0Number of TCP queries received with the COOKIE option
tcp-queries55809Number of TCP queries received
tcp4-answers34867Number of IPv4 answers sent out over TCP
tcp4-answers-bytes2709381Total size of answers sent out over TCPv4
tcp4-queries34868Number of IPv4 TCP queries received
tcp6-answers20940Number of IPv6 answers sent out over TCP
tcp6-answers-bytes1338396Total size of answers sent out over TCPv6
tcp6-queries20941Number of IPv6 TCP queries received
timedout-packets0Number of packets which weren't answered within timeout set
udp-answers39260992Number of answers sent out over UDP
udp-answers-bytes2326978294Total size of answers sent out over UDP
udp-cookie-queries0Number of UDP queries received with the COOKIE EDNS option
udp-do-queries36698237Number of UDP queries received with DO bit
udp-queries39261593Number of UDP queries received
udp4-answers27745773Number of IPv4 answers sent out over UDP
udp4-answers-bytes1644453191Total size of answers sent out over UDPv4
udp4-queries27746374Number of IPv4 UDP queries received
udp6-answers11515219Number of IPv6 answers sent out over UDP
udp6-answers-bytes682525103Total size of answers sent out over UDPv6
udp6-queries11515219Number of IPv6 UDP queries received
unauth-packets38433963Number of times a zone we are not auth for was queried
zone-cache-hit376572Number of zone cache hits
zone-cache-miss36781187Number of zone cache misses
zone-cache-size10Number of entries in the zone cache
backend-latency4140Average number of microseconds needed for a backend lookup
cache-latency17Average number of microseconds needed for a packet cache lookup
cpu-iowait455554Time spent waiting for I/O to complete by the whole system, in units of USER_HZ
cpu-steal7252015Stolen 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-usage22Number of open filedescriptors
key-cache-size8Number of entries in the key cache
latency1542Average number of microseconds needed to answer a question
meta-cache-size8Number of entries in the metadata cache
open-tcp-connections0Number of currently open TCP connections
qsize-q0Number of questions waiting for database attention
real-memory-usage311492608Actual unique use of memory in bytes (approx)
receive-latency828Average number of microseconds needed to receive a query
ring-logmessages-capacity10000Maximum number of entries in the logmessages ring
ring-logmessages-size79Number of entries in the logmessages ring
ring-noerror-queries-capacity1000Maximum number of entries in the noerror-queries ring
ring-noerror-queries-size1000Number of entries in the noerror-queries ring
ring-nxdomain-queries-capacity10000Maximum number of entries in the nxdomain-queries ring
ring-nxdomain-queries-size278Number of entries in the nxdomain-queries ring
ring-queries-capacity10000Maximum number of entries in the queries ring
ring-queries-size10000Number of entries in the queries ring
ring-remotes-capacity10000Maximum number of entries in the remotes ring
ring-remotes-corrupt-capacity500Maximum number of entries in the remotes-corrupt ring
ring-remotes-corrupt-size500Number of entries in the remotes-corrupt ring
ring-remotes-size10000Number of entries in the remotes ring
ring-remotes-unauth-capacity500Maximum number of entries in the remotes-unauth ring
ring-remotes-unauth-size500Number of entries in the remotes-unauth ring
ring-servfail-queries-capacity100Maximum number of entries in the servfail-queries ring
ring-servfail-queries-size0Number of entries in the servfail-queries ring
ring-unauth-queries-capacity500000Maximum number of entries in the unauth-queries ring
ring-unauth-queries-size323012Number of entries in the unauth-queries ring
send-latency418Average number of microseconds needed to send the answer
signature-cache-size0Number of entries in the signature cache
sys-msec3096163Number of msec spent in system time
udp-in-csum-errors2095UDP 'in checksum' errors
udp-in-errors169499UDP 'in' errors
udp-noport-errors602702UDP 'noport' errors
udp-recvbuf-errors0UDP 'recvbuf' errors
udp-sndbuf-errors9293UDP 'sndbuf' errors
udp6-in-csum-errors480UDP 'in checksum' errors over IPv6
udp6-in-errors73123UDP 'in' errors over IPv6
udp6-noport-errors7285UDP 'noport' errors over IPv6
udp6-recvbuf-errors72643UDP 'recvbuf' errors over IPv6
udp6-sndbuf-errors65UDP 'sndbuf' errors over IPv6
uptime2207694Uptime of process in seconds
user-msec17846848Number of msec spent in user time
xfr-queue0Size of the queue of zones to be XFRd