syberg.dk

📜 Historical scan 2026-09-25 17:24:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

syberg.dk is a .dk domain served by 2 nameservers (ns.vest.net, ns2.vest.net). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.mx11.dk. The zone is not DNSSEC-signed, 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.vest.net	185.221.30.10	ns.vest.net	AS31027 GlobalConnect A/S
ns2.vest.net	185.221.30.11	ns2.vest.net	AS31027 GlobalConnect A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mail.mx11.dk	140.82.38.100	mail.mx11.dk	AS20473 The Constant Company, LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 221ms

TXT Record
v=spf1 ip4:140.82.38.100 include:mail.mx11.dk include:_spf.google.com ~all

✉️ SPF#

Policy	Record (syberg.dk)
~all (soft fail)	v=spf1 ip4:140.82.38.100 include:mail.mx11.dk include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.syberg.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 17:49:34

www	NXDOMAIN
www vs bare domain	Neither resolves syberg.dk: no address www.syberg.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9085ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2025082002
Primary NS (MNAME)	ns.vest.net
Responsible (RNAME)	hostmaster@vest.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-13 18:19:49

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-01-31
Expires	2027-03-31 (165d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

45ms

46ms

39ms

AAAA

44ms

TXT

221ms

CAA

52ms

HTTPS

43ms

TLSA

90ms

SOA

0ms

MTA-STS

66ms

DNSSEC

9085ms

SRV

264ms

Total

9911ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 17:49:34	570ms	2 NS 0 A 1 MX	🔓 Insecure
2026-10-09 14:31:54	4465ms	2 NS 0 A 1 MX	🔓 Insecure
2026-10-03 12:25:51	1220ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-25 17:24:24 shown	9911ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-25 17:10:49	1214ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-23 23:54:39	942ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 03:04:26	920ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 22:31:13	2562ms	2 NS 0 A 1 MX	🔓 Insecure