elsborgbyg.dk

📜 Historical scan 2026-06-17 07:03:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

elsborgbyg.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 20 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.149 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.com. 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#

3 records 1084ms

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

🌍 A Records#

1 records 700ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.149	—	linux136.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 1117ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark 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 1836ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

Policy	Record (elsborgbyg.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.elsborgbyg.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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#

latest probe, not this scan · checked 2026-10-09 21:43:25

www	94.231.103.149 (AS48854) (address records, no CNAME)
www vs bare domain	Same network elsborgbyg.dk: 94.231.103.149 (AS48854) www.elsborgbyg.dk: 94.231.103.149 (AS48854)
Wildcard	Yes: any name under the zone resolves
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 660ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

1941ms

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

🏷️ SOA#

1009ms

Field	Value
Serial	2025082001
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 03:21:29

Field	Value
Registrar	Simply.com A/S
Registered	2025-08-20
Expires	2027-08-19 (303d)

📋 WHOIS#

⏱️ Lookup Timing#

1084ms

700ms

1117ms

AAAA

733ms

TXT

1836ms

CAA

539ms

HTTPS

682ms

TLSA

660ms

SOA

1009ms

MTA-STS

579ms

DNSSEC

1941ms

SRV

0ms

Total

9455ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 03:01:25	356ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 02:48:22	445ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-21 21:34:21	510ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 11:30:56	592ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 07:03:31	1512ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 07:03:10 shown	9455ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 07:01:35	397ms	3 NS 1 A 1 MX	⚠️ Bogus
2026-06-17 07:00:02	636ms	3 NS 1 A 1 MX	🔒 Secure