tut.dk

📜 Historical scan 2026-08-22 22:30:31  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tut.dk is a .dk domain served by 4 nameservers (ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and 1 more). It was registered on 6 August 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.76.168.29 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.tut.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

4 records   110ms
NameserverIP addressesPTRASN / ISP
ns1.nordicway.dk 2a01:4f8:1c1a:a1e7::1
91.98.140.195		 —
static.195.140.98.91.clients.your-server.de		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns2.nordicway.dk 2a01:4f8:c012:4db6::1
49.13.80.249		 —
static.249.80.13.49.clients.your-server.de		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns3.nordicway.dk 2a01:4f8:c2c:d3c0::1
78.47.45.64		 ns3.nordicway.dk
ns3.nordicway.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns4.nordicway.dk 2a01:4f8:c010:24a2::1
78.47.56.84		 ns4.nordicway.dk
ns4.nordicway.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🌍 A Records#

1 records   107ms
IPTTLPTRASNISP / OrgCIDRCountryCity
144.76.168.29 3600s cp15.nordicway.dk AS24940 Hetzner Online GmbH 144.76.0.0/16 🇩🇪 Germany Falkenstein

📧 MX Records#

1 records   117ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mail.tut.dk 144.76.168.29
2a01:4f8:200:442e::2		 cp15.nordicway.dk
cp15.nordicway.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records   101ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:200:442e::2 3600s cp15.nordicway.dk AS24940 Hetzner Online GmbH 2a01:4f8:0:0:0:0:0:0/31 🇩🇪 Germany Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   435ms
TXT Record
v=spf1 ip4:144.76.168.29 +a +mx +ip4:176.9.90.24 include:relay.mailchannels.net ~all

✉️ SPF#

PolicyRecord (tut.dk)
~all (soft fail) v=spf1 ip4:144.76.168.29 +a +mx +ip4:176.9.90.24 include:relay.mailchannels.net ~all

📨 DMARC#

PolicyRecord (_dmarc.tut.dk)
p=none (monitor only) v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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 2026-10-19 12:15:27
www CNAMEtut.dk (all on tut.dk)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.tut.dk Y-jq6vt25aeKc0xZr5A3gPnvcWla5AdkuH2RBsnWICI

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

241ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026082205
Primary NS (MNAME)ns1.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-14 04:08:50
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2024-08-06
Expires2027-08-05 (288d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
110ms
A
107ms
MX
117ms
AAAA
101ms
TXT
435ms
CAA
148ms
HTTPS
107ms
TLSA
146ms
SOA
0ms
MTA-STS
117ms
DNSSEC
241ms
SRV
188ms
Total
2304ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-19 12:15:27 816ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-18 10:15:02 1517ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-16 08:16:57 777ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-14 03:59:14 819ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-13 00:55:53 550ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-11 23:47:42 533ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-10 23:01:39 764ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-09 22:14:04 1574ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-08 10:24:16 899ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-07 10:20:44 778ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-06 09:52:06 1667ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-05 09:23:45 1657ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-04 08:57:34 572ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-03 08:56:02 1042ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-02 08:54:51 584ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-01 05:22:33 838ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-29 04:53:22 743ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-28 04:35:43 1044ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-27 04:14:04 840ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-25 03:42:42 731ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-24 00:40:22 765ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-17 23:28:22 2129ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-10 21:49:20 767ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-08 12:37:19 1313ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-01 00:29:59 643ms 4 NS 1 A 1 MX 🔓 Insecure
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