boulund-clausen.dk

📜 Historical scan 2026-06-16 16:20:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

boulund-clausen.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 14 August 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.104.124.207 is hosted by AURA Fiber A/S (AS204274) in Denmark. Mail is handled by mail.boulund-clausen.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 106ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	—	—	—
ns2.simply.com	—	—	—
ns3.simply.com	—	—	—
ns4.simply.com	—	—	—

🌍 A Records#

1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.104.124.207	—	87.104.124.207.dynamic.dhcp.aura-net.dk	AS204274	AURA Fiber A/S	87.104.64.0/18	🇩🇰 Denmark	Hørning

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	mail.boulund-clausen.dk	87.104.124.207	87.104.124.207.dynamic.dhcp.aura-net.dk	AS204274 AURA Fiber A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 226ms

TXT Record
v=spf1 mx -all

✉️ SPF#

Policy	Record (boulund-clausen.dk)
-all (hard fail)	v=spf1 mx -all

📨 DMARC#

Policy	Record (_dmarc.boulund-clausen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:diverse@boulund-clausen.dk; adkim=s; aspf=s;

📬 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 2026-10-13 17:45:10

www	87.104.124.207 (AS204274) (address records, no CNAME)
www vs bare domain	Same network boulund-clausen.dk: 87.104.124.207 (AS204274) www.boulund-clausen.dk: 87.104.124.207 (AS204274)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
s1	—	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

110ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

34ms

Field	Value
Serial	2026041300
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-03 01:00:36

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-08-14
Expires	2036-08-13 (3578d)

📋 WHOIS#

⏱️ Lookup Timing#

106ms

35ms

43ms

AAAA

108ms

TXT

226ms

CAA

110ms

HTTPS

41ms

TLSA

90ms

SOA

34ms

MTA-STS

192ms

DNSSEC

110ms

SRV

0ms

Total

526ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 17:45:10	775ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-03 00:24:22	873ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-25 14:11:29	782ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-20 03:30:01	2463ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-16 16:20:51 shown	526ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-16 16:20:38	483ms	4 NS 1 A 1 MX	🔒 Secure