dsr.dk
Last scanned: 2026-08-12 07:27:00  ·  5735ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   259ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   311ms
IPTTLPTRASNISP / OrgCIDRCountryCity
4.231.35.205 3599s — AS8075 Microsoft Corporation 4.224.0.0/11 🇳🇱 The Netherlands Amsterdam
📧 MX Records4 records   275ms
PriorityTTLMail ServerIP addressesPTRASN
10 21600s dk.mx1.mailanyone.net 192.162.219.155
2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd		 mx41.electric.net
mx11.electric.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
20 21600s dk.mx2.mx25.net 192.162.219.49 mx41.electric.net AS16509 Amazon.com, Inc.
30 21600s dk.mx3.mailanyone.net 192.162.219.255
2a01:77c0:1619:4101:d99:c22:fb4d:290e		 mx41.electric.net
mx10.electric.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
40 21600s dk.mx4.mx25.net 192.162.219.255 mx41.electric.net AS16509 Amazon.com, Inc.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.8
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   366ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records3 records   552ms
TXT Record
google-site-verification=KuSmrjYtGtJrcjN-mVAeT7L7LPYiZruQFBzyyf2qeSo
traction-guest=15637004-4788-41e3-bc94-62d8bc74561a
v=spf1 mx a ip4:20.54.238.131 ip4:93.191.155.240 ip4:34.110.180.34 ip4:34.127.83.42 ip4:20.16.248.199 ip4:194.28.252.26/32 ip4:91.227.208.0/24 ip4:185.64.72.0/24 ip4:194.71.205.0/24 ip4:91.213.250.10 ip4:77.233.249.32/28 ip4:5.56.151.135 ip4:5.56.151.139 include:mail.zendesk.com include:spf.mailanyone.net include:spf.protection.outlook.com include:spf.topdesk.net include:spf.mandrillapp.com include:_spf.emply.com -all
✉️ SPF
PolicyRecord (dsr.dk)
-all (hard fail) v=spf1 mx a ip4:20.54.238.131 ip4:93.191.155.240 ip4:34.110.180.34 ip4:34.127.83.42 ip4:20.16.248.199 ip4:194.28.252.26/32 ip4:91.227.208.0/24 ip4:185.64.72.0/24 ip4:194.71.205.0/24 ip4:91.213.250.10 ip4:77.233.249.32/28 ip4:5.56.151.135 ip4:5.56.151.139 include:mail.zendesk.com include:spf.mailanyone.net include:spf.protection.outlook.com include:spf.topdesk.net include:spf.mandrillapp.com include:_spf.emply.com -all
📨 DMARC
PolicyRecord (_dmarc.dsr.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE8 records   447ms
Service / OwnerTypeCert association
SMTP _25._tcp.dk.mx1.mailanyone.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx1.mailanyone.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx2.mx25.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx3.mailanyone.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx3.mailanyone.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx4.mx25.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx4.mx25.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
🔐 DNSSEC430ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
259ms
A
311ms
MX
275ms
AAAA
283ms
TXT
552ms
CAA
339ms
HTTPS
192ms
TLSA
447ms
SOA
0ms
MTA-STS
339ms
DNSSEC
430ms
SRV
366ms
Total
5735ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 07:27:00 5735ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-17 21:39:44 1401ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-16 11:06:01 3069ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-13 15:17:43 1311ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-07 19:25:36 1288ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-20 07:00:55 982ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 04:50:32 2752ms 2 NS 1 A 4 MX 🔒 Secure View
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