tuknet.dk

📜 Historical scan 2026-06-17 13:35:21  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tuknet.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 19 September 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 138.201.82.135 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mx.foreningsmail.dk. 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#

4 records   81ms

🌍 A Records#

1 records   82ms

📧 MX Records#

1 records   185ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   355ms
TXT Record
v=spf1 a a:mailrelay1.c2.sdc-hosting.com include:_spf-customer.dk-tv.net -all

✉️ SPF#

PolicyRecord (tuknet.dk)
-all (hard fail) v=spf1 a a:mailrelay1.c2.sdc-hosting.com include:_spf-customer.dk-tv.net -all

📨 DMARC#

PolicyRecord (_dmarc.tuknet.dk)
p=reject v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:cv1zdpyr@ag.eu.dmarcian.com; ruf=mailto:cv1zdpyr@fr.eu.dmarcian.com

📬 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 2026-10-08 08:22:13
www138.201.82.135 (AS24940) (address records, no CNAME)
www vs bare domainSame network
tuknet.dk: 138.201.82.135 (AS24940)
www.tuknet.dk: 138.201.82.135 (AS24940)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

253ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

79ms
FieldValue
Serial2025102441
Primary NS (MNAME)ns1.eurodns.com
Responsible (RNAME)hostmaster@eurodns.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-15 23:13:36
FieldValue
RegistrarCURANET A/S
Registered2003-09-19
Expires2027-09-30 (347d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
81ms
A
82ms
MX
185ms
AAAA
120ms
TXT
355ms
CAA
68ms
HTTPS
85ms
TLSA
338ms
SOA
79ms
MTA-STS
107ms
DNSSEC
253ms
SRV
0ms
Total
2290ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 08:22:13 452ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 21:56:57 633ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-26 11:45:52 579ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-20 16:31:32 730ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-19 11:42:51 9653ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-17 01:02:48 974ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-15 09:03:57 1685ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-13 02:36:52 5082ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-09 01:56:48 867ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-06 22:44:46 1026ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-25 12:39:15 827ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-23 19:02:33 1169ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 22:42:16 1055ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-17 13:35:21 shown 2290ms 4 NS 1 A 1 MX 🔒 Secure
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