byburen.dk

📜 Historical scan 2026-06-20 14:55:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byburen.dk is a .dk domain served by 2 nameservers (ns3.nordicway.dk, ns4.nordicway.dk). It was registered on 13 September 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 142.132.143.218 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.byburen.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#

2 records 108ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.nordicway.dk	2a01:4f8:c2c:d3c0::1 78.47.45.64	ns3.nordicway.dk ns3.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns4.nordicway.dk	2a01:4f8:c010:24a2::1 78.47.56.84	ns4.nordicway.dk ns4.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 128ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
142.132.143.218	3600s	cp13.nordicway.dk	AS24940	Hetzner Online GmbH	142.132.128.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 102ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mail.byburen.dk	142.132.143.218	cp13.nordicway.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 473ms

TXT Record
v=spf1 +mx +a +ip4:142.132.143.218 ~all

✉️ SPF#

Policy	Record (byburen.dk)
~all (soft fail)	v=spf1 +mx +a +ip4:142.132.143.218 ~all

📨 DMARC#

Policy	Record (_dmarc.byburen.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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 2026-10-27 15:19:29

www CNAME	byburen.dk (all on byburen.dk) → 142.132.143.218 (AS24940)
www vs bare domain	Same network byburen.dk: 142.132.143.218 (AS24940) www.byburen.dk: 142.132.143.218 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.byburen.dk	0dFSDXJ_Du2qIE8gkKHZ4tLA3JOglIYM634ZfNvkw0I

🔗 TLSA / DANE#

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

🔐 DNSSEC#

256ms

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

🏷️ SOA#

108ms

Field	Value
Serial	2026050401
Primary NS (MNAME)	ns3.nordicway.dk
Responsible (RNAME)	server@nordicway.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-09-07 15:35:26

Field	Value
Registrar	nordicway ApS
Registered	2019-09-13
Expires	2026-09-30 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

108ms

128ms

102ms

AAAA

102ms

TXT

473ms

CAA

114ms

HTTPS

94ms

TLSA

183ms

SOA

108ms

MTA-STS

140ms

DNSSEC

256ms

SRV

219ms

Total

1063ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-27 15:19:29	584ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 20:04:46	625ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 05:05:49	2428ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 15:29:27	1346ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 20:25:34	1163ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 14:55:42 shown	1063ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 06:08:33	820ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 18:05:55	617ms	2 NS 1 A 1 MX	🔒 Secure