Hi,
as subject says, I am running into problem when I want to resolve download.microsoft.com
Output (on Primary Domaincontroller, which is also responsable for DNS) >>
nslookup download.microsoft.com
Server: 172.16.1.1
Address: 172.16.1.1#53
Non-authoritative answer:
download.microsoft.com canonical name = 2-01-4ca6-0004.cdx.cedexis.net.
Name: 2-01-4ca6-0004.cdx.cedexis.net
Address: 127.0.0.1
dig download.microsoft.com
; <<>> DiG 9.10.3-P4-Univention <<>> download.microsoft.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 64680
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 13, ADDITIONAL: 27
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;download.microsoft.com. IN A
;; ANSWER SECTION:
download.microsoft.com. 1378 IN CNAME 2-01-4ca6-0004.cdx.cedexis.net.
2-01-4ca6-0004.cdx.cedexis.net. 1378 IN A 127.0.0.1
;; AUTHORITY SECTION:
. 15263 IN NS m.root-servers.net.
. 15263 IN NS e.root-servers.net.
. 15263 IN NS d.root-servers.net.
. 15263 IN NS f.root-servers.net.
. 15263 IN NS h.root-servers.net.
. 15263 IN NS l.root-servers.net.
. 15263 IN NS c.root-servers.net.
. 15263 IN NS a.root-servers.net.
. 15263 IN NS j.root-servers.net.
. 15263 IN NS g.root-servers.net.
. 15263 IN NS k.root-servers.net.
. 15263 IN NS b.root-servers.net.
. 15263 IN NS i.root-servers.net.
;; ADDITIONAL SECTION:
a.root-servers.net. 480015 IN A 198.41.0.4
a.root-servers.net. 481121 IN AAAA 2001:503:ba3e::2:30
b.root-servers.net. 518488 IN A 199.9.14.201
b.root-servers.net. 8775 IN AAAA 2001:500:200::b
c.root-servers.net. 524617 IN A 192.33.4.12
c.root-servers.net. 48014 IN AAAA 2001:500:2::c
d.root-servers.net. 511508 IN A 199.7.91.13
d.root-servers.net. 524245 IN AAAA 2001:500:2d::d
e.root-servers.net. 513785 IN A 192.203.230.10
e.root-servers.net. 3015 IN AAAA 2001:500:a8::
f.root-servers.net. 518362 IN A 192.5.5.241
f.root-servers.net. 48014 IN AAAA 2001:500:2f::f
g.root-servers.net. 524617 IN A 192.112.36.4
g.root-servers.net. 3015 IN AAAA 2001:500:12::d0d
h.root-servers.net. 510641 IN A 198.97.190.53
h.root-servers.net. 48014 IN AAAA 2001:500:1::53
i.root-servers.net. 524617 IN A 192.36.148.17
i.root-servers.net. 48014 IN AAAA 2001:7fe::53
j.root-servers.net. 482835 IN A 192.58.128.30
j.root-servers.net. 48014 IN AAAA 2001:503:c27::2:30
k.root-servers.net. 524617 IN A 193.0.14.129
k.root-servers.net. 48014 IN AAAA 2001:7fd::1
l.root-servers.net. 523920 IN A 199.7.83.42
l.root-servers.net. 48014 IN AAAA 2001:500:9f::42
m.root-servers.net. 524617 IN A 202.12.27.33
m.root-servers.net. 48014 IN AAAA 2001:dc3::35
;; Query time: 0 msec
;; SERVER: 172.16.1.1#53(172.16.1.1)
;; WHEN: Tue Sep 29 09:47:30 CEST 2020
;; MSG SIZE rcvd: 891
host download.microsoft.com
download.microsoft.com is an alias for 2-01-4ca6-0004.cdx.cedexis.net.
2-01-4ca6-0004.cdx.cedexis.net has address 127.0.0.1
2-01-4ca6-0004.cdx.cedexis.net has IPv6 address ::1
2-01-4ca6-0004.cdx.cedexis.net is an alias for main.dl.ms.akadns.net.
main.dl.ms.akadns.net is an alias for download.microsoft.com.edgekey.net.
download.microsoft.com.edgekey.net is an alias for e3673.dscg.akamaiedge.net.
DNS Backend is Samba4 and when I resolve that name explicitely with defined DNS Forwarders it is working as expected.
What am I missing?
Kind regards,
Christian