usr.dk

📜 Historical scan 2026-07-13 10:34:36  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

usr.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 October 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.159 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   31ms
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 Records#

1 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.159 3600s webcluster1.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   31ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod11-cph3.one.com 104.37.34.230 mx1.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod11-cph3.one.com 104.37.34.231 mx2.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod11-cph3.one.com 104.37.34.232 mx3.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod11-cph3.one.com 104.37.34.233 mx4.pub.mailpod11-cph3.one.com AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover77.111.240.159
🔶 Autoconfig77.111.240.159

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   173ms
TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

PolicyRecord (usr.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all

📨 DMARC#

PolicyRecord (_dmarc.usr.dk)
p=reject v=DMARC1; p=reject; rua=mailto:ipm4rlt@ar.glockapps.com; ruf=mailto:ipm4rlt@fr.glockapps.com,mailto:5zlqop0k@fr.eu.dmarcadvisor.com; adkim=s; aspf=s; fo=1;

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 08:35:03
www5.186.164.155 (AS44869) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records   70ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC#

59ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026071105
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-09 09:09:45
FieldValue
RegistrarINTERNET 123 ApS
Registered2026-10-08
Expires2027-10-07 (353d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
31ms
A
33ms
MX
31ms
AAAA
30ms
TXT
173ms
CAA
29ms
HTTPS
35ms
TLSA
70ms
SOA
0ms
MTA-STS
48ms
DNSSEC
59ms
SRV
47ms
Total
886ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 08:35:03 4878ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-02 16:11:17 142ms 1 NS 0 A 0 MX ❓ Unknown
2026-10-01 16:09:34 279ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-30 16:02:42 785ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-29 19:59:07 677ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-29 09:06:21 215ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-28 08:38:42 929ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-27 11:48:21 203ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-26 11:35:41 220ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-25 11:20:14 237ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-24 11:07:04 619ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-23 10:52:11 225ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-18 11:19:35 253ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-13 16:01:49 254ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-08 09:29:55 2928ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-27 22:44:42 1266ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-26 06:28:51 2521ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-13 10:34:36 shown 886ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-20 18:59:47 1292ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-19 03:17:49 12664ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-18 04:56:00 843ms 2 NS 1 A 4 MX 🔒 Secure
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