From my corner of Eurpoa it looks worse.
% time dig www.ecb.europa.eu
; <<>> DiG 9.10.6 <<>> www.ecb.europa.eu
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 62609
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;www.ecb.europa.eu. IN A
;; Query time: 1571 msec
;; SERVER: 192.168.16.20#53(192.168.16.20)
;; WHEN: Mon Jun 20 17:39:00 CEST 2022
;; MSG SIZE rcvd: 46
dig www.ecb.europa.eu 0.00s user 0.01s system 0% cpu 8.609 total
With dig +trace it takes longer:
dig +trace www.ecb.europa.eu 0.01s user 0.02s system 0% cpu 1:24.75 total
--
Best regards
Sten Carlsen
Don't be impressed with unintelligible stuff said condescendingly .
-- Radia Perlman.
> On 20 Jun 2022, at 17.04, Robert M. Stockmann <st...@stokkie.net> wrote:
>
> On Fri, 17 Jun 2022, Matus UHLAR - fantomas wrote:
>
>> Date: Fri, 17 Jun 2022 13:04:51 +0200
>> From: Matus UHLAR - fantomas <uh...@fantomas.sk>
>> To: bind-users@lists.isc.org
>> Subject: resolving www.ecb.europa.eu tages ages
>>
>> Hello,
>>
>> I encountered case where resolution of www.ecb.europa.eu takes long time and
>> I can't find out why.
>>
>> I'm trying to find the culprit using dig +trace and resolution times change
>> from < 1 second to > 15 seconds, while response times reported by dig say
>> miliseconds.
>>
>> multiple runs of dig seem to fix the issue until I clear named cache.
>> (which indicated problem is in DNS, but I still have no idea where)
>>
>> I'm out od ideas what to search for.
>>
>> I have debian 11 with bind version 1:9.16.27-1~deb11u1
>>
>> an example dig that took 5 seconds pasted:
>>
>> # time dig +trace www.ecb.europa.eu
>>
>> ; <<>> DiG 9.16.27-Debian <<>> +trace www.ecb.europa.eu
>> ;; global options: +cmd
>> . 194472 IN NS m.root-servers.net.
>> . 194472 IN NS k.root-servers.net.
>> ----//----
>>
>> www.ecb.europa.eu. 300 IN CNAME www-ecb-europa-eu.ax4z.com.
>> ;; Received 86 bytes from 156.154.65.109#53(pdns109.ultradns.net) in 11 ms
>>
>> real 0m5.117s
>> user 0m0.011s
>> sys 0m0.035s
>>
> Here's a dig which does RRSIG NSEC records :
>
> [hubble:stock]:(~)$ time dig +trace www.ecb.europa.eu
>
> ; <<>> DiG 9.9.9-P6 <<>> +trace www.ecb.europa.eu
> ;; global options: +cmd
> . 518400 IN NS j.root-servers.net.
> . 518400 IN NS e.root-servers.net.
> . 518400 IN NS b.root-servers.net.
> . 518400 IN NS a.root-servers.net.
> . 518400 IN NS c.root-servers.net.
> . 518400 IN NS g.root-servers.net.
> . 518400 IN NS i.root-servers.net.
> . 518400 IN NS d.root-servers.net.
> . 518400 IN NS h.root-servers.net.
> . 518400 IN NS f.root-servers.net.
> . 518400 IN NS k.root-servers.net.
> . 518400 IN NS l.root-servers.net.
> . 518400 IN NS m.root-servers.net.
> . 518400 IN RRSIG NS 8 0 518400 20220626170000
> 20220613160000 47671 .
> jrgBQZPTZlRoXOe832K5+7SeWQwNqQUdgOChlztTesSGXpg+1GJ5nwJG
> JIK8bsSHnLXpuzF+AIimRZTu20Ac4cbWkSYoctcsoFgNgMoU2pLVlv0P
> oQOsBHtLnRZvU/gJByp98PobEAmgnRpD+7vyvnPfZOPw90VQQyARwOC0
> w7Y2OHfQ02tbAecoy9qCE+bLnupC02Do9cmF4rlLKj40xI/kzQ22HWVQ
> v1shssV2KRAbUt0wyaLr9bSAoE1IM+2w4zkYQRckfYFnwzTgzktpAosv
> AiA2y9xzjh+Ntf6Gkxb6YQhnYDhMTlDBL0Z35Tc4Cu2M52Iu3VV4wsh1 SkeqiQ==
> . 86400 IN NSEC aaa. NS SOA RRSIG NSEC DNSKEY
> . 86400 IN RRSIG NSEC 8 0 86400 20220626170000
> 20220613160000 47671 .
> HilCUKfturSptxpvGPCJV1tGd0NmCvtEoGKVNlaQEZlP1dL6HpQUR+kg
> p64n2Sk3nk9Y8WhdQJ0xsPRkH/TWpH3LRbUXqqwP/qoQ2aC9BLZO/rt4
> 7FgNrEy/aCRByrGHA8Em7gaA2RxDoqC3uS7KHrNSK8DSOZ2dfF8L2I8t
> rZzqpqjs/uylLMNQOKLJJNhOhay8UKr3jecAJvcCaV5gMv1UJn4zo6ZR
> GmJLm6hsiNp/HS/S9I8BRoCj+NQ62BJSyE4F0mn1QB1pRE5M9NuJXTaU
> 5WX9Bq3bUecvoHcuBAdqa7kOrzq8VDECjb0J++23EnMsfux+O8kyMOnJ fpOhdg==
> ;; Received 1324 bytes from 192.168.188.10#53(192.168.188.10) in 0 ms
>
> eu. 172800 IN NS w.dns.eu.
> eu. 172800 IN NS x.dns.eu.
> eu. 172800 IN NS y.dns.eu.
> eu. 172800 IN NS be.dns.eu.
> eu. 172800 IN NS si.dns.eu.
> eu. 86400 IN DS 59479 8 2
> 5DBAA81BC0BEFE921886D8DA28498D9FD441B457FB0E3642A0B2F981 1C8E15E0
> eu. 86400 IN RRSIG DS 8 1 86400 20220703050000
> 20220620040000 47671 .
> nUg577Kma/3QCaezj7WTWCB0byXqNkmoxD3rP50mPHRX0C7TP3Ekh2Nm
> F+vgPK+mvBH2MTem12xDpwN6hbkuUedG8P0Wm/ZvprB9LfPtNg3Xxg01
> hWIvgfERChrzw+MJf3RpzVeyhcQdMprYHVXlgSzWs3YPCAFzUqGlFA+L
> qkx3y6GcpLrb9hoYMLEcvmX1z2h1nbO3/tgUuIClRfdvK5oxYxhFbCr6
> AxhFhbiMc7EBJgR+9vSk/yxcavIys0zS+j3l7kntOKdUuzS3QtTPQgvO
> WFTGgMAjvFV4p7H0uJ2TViiFDyRRiSlKfla6m56ocJNF1M5zl08SC1Zn PTbUMw==
> ;; Received 687 bytes from 192.58.128.30#53(j.root-servers.net) in 178 ms
>
> europa.eu. 86400 IN NS ns1bru.europa.eu.
> europa.eu. 86400 IN NS ns2bru.europa.eu.
> europa.eu. 86400 IN NS ns1lux.europa.eu.
> europa.eu. 86400 IN NS ns4az1.europa.eu.
> europa.eu. 86400 IN NS ns3bru.europa.eu.
> europa.eu. 86400 IN NS ns3lux.europa.eu.
> europa.eu. 86400 IN NS ns2lux.europa.eu.
> europa.eu. 86400 IN NS ns1.bt.net.
> europa.eu. 86400 IN NS ns2eu.bt.net.
> europa.eu. 86400 IN DS 14845 8 2
> 9EF3C28F5B3A3D33756D61715B1BDBDBB07E0555598D30256D1F2B71 95324846
> europa.eu. 86400 IN DS 6250 8 2
> 0186EEFF28A83D2C950963CEEF2F2070DC0885AC8AD7106B03A9741C 25DC6B82
> europa.eu. 86400 IN RRSIG DS 8 2 86400 20220623041700
> 20220616041129 27435 eu.
> XakdaRA9D2dJc7PciufTV202vD0+QVIjdHl0G9IVkvF/UNEOZCheEJs8
> F/+Dv+mVVfVyNTlBpi+gRLmj6RNw6BN1vD4C5TNsniS/s5r//IDJd7p9
> Sn7pviz7YgZigyVfI0lFE62tZw5zdotpqKhvtro/Pit/16MvdnmKWjvb u8I=
> ;; Received 511 bytes from 149.38.1.26#53(be.dns.eu) in 12 ms
>
> ecb.europa.eu. 3600 IN NS pdns109.ultradns.biz.
> ecb.europa.eu. 3600 IN NS pdns109.ultradns.org.
> ecb.europa.eu. 3600 IN NS ns8.colt.net.
> ecb.europa.eu. 3600 IN NS pdns109.ultradns.com.
> ecb.europa.eu. 3600 IN NS ns1.coltnet.at.
> ecb.europa.eu. 3600 IN NS pdns109.ultradns.net.
> ecb.europa.eu. 1800 IN NSEC ecdc.europa.eu. NS RRSIG NSEC
> ecb.europa.eu. 1800 IN RRSIG NSEC 8 3 1800 20220630185934
> 20220620133219 33483 europa.eu.
> bMTmiLGWf1qziqD1cjYJDv6CZ3ZVWSFcxkMnekRFNk0d1bf69aiu3emG
> /eZki0WLJxTHjlcHoVm9bJ5oR6bPgMl1AtIDe9Fk1oTU4gIcLf0a/YoJ
> jLzH9YXS96C5+uB4jKopHTWrM1nO51f/H28ficlp9DlVADqu6ygIgH0d
> GYZUgZ0pwk/SZE+okDyVkJQtotI3raslM2y+gg55ouZ5T5B+1CvqUJE5
> 3y8vEckhdGIIxjaN2bRK+4kJsv0EVQAHIPiAq2GYG/PZ2ALNA7YyyrGF
> 4nNXqcv8MjY3nuAea878d9K3a5clGs56xAF8Yju16PA/pVH3BEE2K5/7 +l8DwQ==
> ecb.europa.eu. 1800 IN RRSIG NSEC 8 3 1800 20220714114000
> 20220620133201 45108 europa.eu.
> qCsdZP+Q8MawhaEPfG1253VhAE5r5b8avrrYU6Oamk1uyqaRWWCMhAHk
> MqsWEG2uty5OTjtOjIKw2oVEKRWWob7/61hace4t0/Uu8PjGhtDQaaJD
> hGAwdFGcFDLx4PngmXQoUf76AulFWrb15avLRUV1w+kRkGAGTT/T9mwP
> aY61XtBBA9tS9MdFIxfX5UcGa9WfM2ZAqd+L3wByDS7DG9hW2FO+Uoux
> WBZKs+PxxEszN4cMV7FYzfDu4uGyIUMn4w3iqDe4IKuzTGRpN4TBGZiE
> L+Y3ZoUhSB3m+H3P2JOwa+zWICFcf5mogU1jms8oJ8X6wcIrOO1AVVRk 888b6w==
> ;; Received 863 bytes from 147.67.12.2#53(ns1lux.europa.eu) in 18 ms
>
> www.ecb.europa.eu. 300 IN CNAME www-ecb-europa-eu.ax4z.com.
> ;; Received 86 bytes from 156.154.64.109#53(pdns109.ultradns.com) in 25 ms
>
> 0.00user 0.00system 0:00.56elapsed 0%CPU (0avgtext+0avgdata 17072maxresident)k
> 0inputs+0outputs (15major+1204minor)pagefaults 0swaps
> [hubble:stock]:(~)$ dig -v
> DiG 9.9.9-P6
> [hubble:stock]:(~)$
>
> --
> Robert M. Stockmann - RHCE
> Network Engineer - UNIX/Linux Specialist
> crashrecovery.org st...@stokkie.net
>
> --
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