carsteningemann.dk

📜 Historical scan 2026-06-25 18:00:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

carsteningemann.dk is a .dk domain served by 2 nameservers (ns1.net21.com, ns2.net21.com). It was registered on 26 January 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 38.90.146.210 is hosted by Equinix (EMEA) Acquisition Enterprises B.V. (AS15830) in United States. Mail is handled by mx.sitewelder.net. 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 408ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.net21.com	38.90.146.3	—	AS15830 Equinix (EMEA) Acquisition Enterprises B.V.
ns2.net21.com	54.186.192.233	ec2-54-186-192-233.us-west-2.compute.amazonaws.com	AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 375ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
38.90.146.210	3601s	—	AS15830	Equinix (EMEA) Acquisition Enterprises B.V.	38.90.146.0/24	🇺🇸 United States	Ashburn

📧 MX Records#

1 records 420ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3601s	mx.sitewelder.net	38.90.146.244	—	AS15830 Equinix (EMEA) Acquisition Enterprises B.V.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 2166ms

TXT Record
v=spf1 mx ptr mx:mail.sitewelder.com mx:mx.sitewelder.net ~all

✉️ SPF#

Policy	Record (carsteningemann.dk)
~all (soft fail)	v=spf1 mx ptr mx:mail.sitewelder.com mx:mx.sitewelder.net ~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 2026-10-26 02:23:57

www CNAME	carsteningemann.dk (all on carsteningemann.dk) → 38.90.146.210 (AS15830)
www vs bare domain	Same network carsteningemann.dk: 38.90.146.210 (AS15830) www.carsteningemann.dk: 38.90.146.210 (AS15830)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

493ms

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

🏷️ SOA#

385ms

Field	Value
Serial	2026040601
Primary NS (MNAME)	ns1.net21.com
Responsible (RNAME)	hostmaster@carsteningemann.dk
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-25 01:21:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-01-26
Expires	2027-01-31 (95d)

🔗 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
eyeinthesky.dk	ONE.COM A/S
sondrupvandvaerk.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

408ms

375ms

420ms

AAAA

330ms

TXT

2166ms

CAA

421ms

HTTPS

401ms

TLSA

611ms

SOA

385ms

MTA-STS

480ms

DNSSEC

493ms

SRV

2204ms

Total

7771ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-26 02:23:57	3231ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-21 10:35:51	10097ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-31 21:55:14	10932ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-28 16:23:07	6594ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 18:00:29 shown	7771ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 20:23:54	5543ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 19:42:42	3774ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 19:31:07	5235ms	2 NS 1 A 1 MX	🔓 Insecure