grontmij.dk

Records from scan: 2026-10-09 10:36:41 · 391ms total · last checked 2026-10-19 00:24 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grontmij.dk is a .dk domain served by 4 nameservers (ns1-04.azure-dns.com, ns2-04.azure-dns.net, ns3-04.azure-dns.org and 1 more). It was registered on 14 September 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.45.73.247 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by .. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 47ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-04.azure-dns.com	13.107.236.4 2603:1061:0:700::4	ns1-04.azure-dns.com ns1-04.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-04.azure-dns.net	150.171.21.4 2620:1ec:8ec:700::4	ns2-04.azure-dns.net ns2-04.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-04.azure-dns.org	204.14.183.4 2a01:111:4000:700::4	ns3-04.azure-dns.org ns3-04.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-04.azure-dns.info	208.84.5.4 2620:1ec:bda:700::4	ns4-04.azure-dns.info ns4-04.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.45.73.247	3600s	—	AS8075	Microsoft Corporation	104.40.0.0/13	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 167ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (grontmij.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.grontmij.dk)
p=reject	v=DMARC1; p=reject; sp=reject; fo=1; adkim=s; aspf=s; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.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#

checked 2026-10-09 10:36:41

www CNAME	grontmij.dk (all on grontmij.dk) → 104.45.73.247 (AS8075)
www vs bare domain	Same network grontmij.dk: 104.45.73.247 (AS8075) www.grontmij.dk: 104.45.73.247 (AS8075)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

57ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

33ms

Field	Value
Serial	2018081903
Primary NS (MNAME)	ns1-04.azure-dns.com
Responsible (RNAME)	domain@sweco.se
Refresh	10000s
Retry	1800s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-09 11:54:29

Field	Value
Registrar	InterNetX GmbH
Registered	2006-09-14
Expires	2027-09-30 (345d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

38ms

32ms

AAAA

33ms

TXT

167ms

CAA

36ms

HTTPS

31ms

TLSA

41ms

SOA

33ms

MTA-STS

51ms

DNSSEC

57ms

SRV

60ms

Total

391ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:36:41 shown	391ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-04 02:45:16	553ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-30 17:59:40	507ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-25 23:26:11	481ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-19 04:31:23	9706ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-28 16:54:57	1376ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-26 10:53:17	795ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 09:37:12	497ms	4 NS 1 A 0 MX	⚠️ Bogus