nextblue.dk

📜 Historical scan 2026-06-17 12:53:26  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nextblue.dk is a .dk domain served by 3 nameservers (ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de). It was registered on 29 November 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.133.104.172 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by www172.your-server.de. The zone is not DNSSEC-signed, has no 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#

3 records   104ms
NameserverIP addressesPTRASN / ISP
ns.second-ns.com 213.239.204.242
2a01:4f8:0:a101::b:1		 ns.second-ns.com
ns.second-ns.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns1.your-server.de 213.133.100.102
2a01:4f8:0:1::5ddc:1		 ns1.your-server.de
ns1.your-server.de		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns3.second-ns.de 193.47.99.4
2001:67c:192c::add:b3		 ns3.second-ns.de
ns3.second-ns.de		 AS12337 noris network AG
AS12337 noris network AG

🌍 A Records#

1 records   262ms
IPTTLPTRASNISP / OrgCIDRCountryCity
213.133.104.172 — www172.your-server.de AS24940 Hetzner Online GmbH 213.133.96.0/19 🇩🇪 Germany Nuremberg

📧 MX Records#

1 records   102ms
PriorityTTLMail ServerIP addressesPTRASN
10 — www172.your-server.de 213.133.104.172
2a01:4f8:d0a:213a::2		 www172.your-server.de
www172.your-server.de		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records   90ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:d0a:213a::2 — www172.your-server.de AS24940 Hetzner Online GmbH 2a01:4f8:0:0:0:0:0:0/31 🇩🇪 Germany —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   275ms
TXT Record
v=spf1 +a +mx ?all

✉️ SPF#

PolicyRecord (nextblue.dk)
?all (neutral) v=spf1 +a +mx ?all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-07 17:27:18
www213.133.104.172 2a01:4f8:d0a:213a::2 (AS24940) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ?all

  • warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

356ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

104ms
FieldValue
Serial2025121100
Primary NS (MNAME)ns1.your-server.de
Responsible (RNAME)postmaster@your-server.de
Refresh86400s
Retry10800s
Expire3600000s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-12 06:07:20
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2015-11-29
Expires2026-11-30 (43d)

🔗 Same registrant#

4 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).

DomainRegistrar
divert.dkPunktum dk A/S (direct)
finddomaene.dkSimply.com A/S
sayhellopotato.dkSimply.com A/S
taisroar.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
104ms
A
262ms
MX
102ms
AAAA
90ms
TXT
275ms
CAA
102ms
HTTPS
106ms
TLSA
238ms
SOA
104ms
MTA-STS
87ms
DNSSEC
356ms
SRV
0ms
Total
1920ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-21 10:17:53 11300ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-28 22:46:59 825ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-20 07:34:49 1896ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-17 12:53:26 shown 1920ms 3 NS 1 A 1 MX 🔓 Insecure
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