grundtmann.dk

📜 Historical scan 2026-06-28 23:12:35  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grundtmann.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 January 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.140 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, 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#

2 records   43ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —

🌍 A Records#

1 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.140 3600s webcluster13.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod10-cph3.one.com 104.37.34.70 mx1.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod10-cph3.one.com 104.37.34.71 mx2.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod10-cph3.one.com 104.37.34.72 mx3.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod10-cph3.one.com 104.37.34.73 mx4.pub.mailpod10-cph3.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   34ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:66:a4d4:2bbf:c4ff 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-10 05:24:53
www77.111.240.140 2a02:2350:5:102:66:a4d4:2bbf:c4ff (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

8 records   68ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 5932F73E86E0548B77B582F47919F654…

🔐 DNSSEC#

154ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026062601
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-10 05:50:33
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1999-01-21
Expires2027-03-31 (165d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
46ms
MX
48ms
AAAA
34ms
TXT
144ms
CAA
41ms
HTTPS
27ms
TLSA
68ms
SOA
0ms
MTA-STS
51ms
DNSSEC
154ms
SRV
50ms
Total
755ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-10 05:24:53 502ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-30 23:20:15 702ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-28 20:30:15 789ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-05 23:33:48 686ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-02 15:09:06 743ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-28 21:13:59 1382ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 19:26:26 686ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-11 04:50:27 2984ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-30 22:07:25 1004ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-02 00:07:09 1992ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-28 23:12:35 shown 755ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-23 00:08:20 785ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 09:22:35 1047ms 2 NS 1 A 4 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone