sundstroem.dk

📜 Historical scan 2026-07-21 10:33:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sundstroem.dk is a .dk domain served by 2 nameservers (ns1.centrum.dk, ns2.centrum.dk). It was registered on 11 November 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.5.39.156 is hosted by Bo data ApS (AS49974) in Denmark. Mail is handled by mail.sundstroem.dk. The zone is not DNSSEC-signed, has no 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 76ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.centrum.dk	213.5.39.156	213-5-39-156.static.ip.bodata.dk	AS49974 Bo data ApS
ns2.centrum.dk	80.209.94.234	80.209.94.234.static.fibianet.dk	AS44869 FIBIA P/S

🌍 A Records#

1 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.5.39.156	3600s	213-5-39-156.static.ip.bodata.dk	AS49974	Bo data ApS	213.5.32.0/21	🇩🇰 Denmark	Vildbjerg

📧 MX Records#

1 records 88ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.sundstroem.dk	213.5.39.167	mail.centrum.dk	AS49974 Bo data ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 321ms

TXT Record
v=spf1 mx a ~all

✉️ SPF#

Policy	Record (sundstroem.dk)
~all (soft fail)	v=spf1 mx a ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-11 02:00:09

www	213.5.39.156 (AS49974) (address records, no CNAME)
www vs bare domain	Same network sundstroem.dk: 213.5.39.156 (AS49974) www.sundstroem.dk: 213.5.39.156 (AS49974)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

172ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2020060101
Primary NS (MNAME)	ns1.centrum.dk
Responsible (RNAME)	gsig@centrum.dk
Refresh	7200s
Retry	540s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-15 22:56:44

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-11-11
Expires	2027-02-28 (133d)

🔗 Same registrant#

2 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).

Domain	Registrar
dansevise.dk	Punktum dk A/S (direct)
naturpartiet.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

76ms

79ms

88ms

AAAA

78ms

TXT

321ms

CAA

83ms

HTTPS

63ms

TLSA

85ms

SOA

0ms

MTA-STS

114ms

DNSSEC

172ms

SRV

108ms

Total

8719ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-03 12:01:13	1086ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-31 14:38:34	786ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-21 10:33:51 shown	8719ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-19 06:38:32	65535ms	2 NS 0 A 0 MX	❓ Unknown
2026-06-18 06:16:07	2217ms	2 NS 1 A 1 MX	🔓 Insecure