undertegnede.dk

📜 Historical scan 2026-06-18 00:06:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

undertegnede.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was registered on 2 March 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.165.136.150 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx1.forwardemail.net, mx2.forwardemail.net. The zone is DNSSEC-signed and validates, 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#

3 records 134ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services 37.34-46.152.69.62.in-addr.arpa	AS47527 DLX A/S AS47527 DLX A/S
ns3.dns.services	185.55.197.53	ns3.dns.services	AS60153 Inpadi ApS

🌍 A Records#

1 records 326ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.165.136.150	—	80-165-136-150-dynamic.dk.customer.tdc.net	AS3292	TDC Holding A/S	80.160.0.0/13	🇩🇰 Denmark	Vipperød

📧 MX Records#

2 records 253ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.forwardemail.net	121.127.44.56 138.197.213.185 2604:a880:2:d0::306:1 2a02:6ea0:d71e::2	mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net	AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC AS60068 Datacamp Limited
20	—	mx2.forwardemail.net	104.248.224.170 121.127.44.59 2604:a880:400:d1::cd:9001 2a02:6ea0:d71e::1	mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net	AS14061 DigitalOcean, LLC AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS60068 Datacamp Limited

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	undertegnede.dk → 80.165.136.150
🔶 Autoconfig	undertegnede.dk → 80.165.136.150

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 856ms

TXT Record
forward-email=thomas:th.undertegnede@gmail.com
v=spf1 a mx include:spf.forwardemail.net ~all

✉️ SPF#

Policy	Record (undertegnede.dk)
~all (soft fail)	v=spf1 a mx include:spf.forwardemail.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 2026-10-10 23:07:49

www CNAME	undertegnede.dk (all on undertegnede.dk) → 80.165.136.150 (AS3292)
www vs bare domain	Same network undertegnede.dk: 80.165.136.150 (AS3292) www.undertegnede.dk: 80.165.136.150 (AS3292)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

2 records 703ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…

🔐 DNSSEC#

898ms

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

🏷️ SOA#

246ms

Field	Value
Serial	2022072810
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	post@dns.services
Refresh	10800s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	7200s

📋 Registration#

WHOIS fetched 2026-10-15 05:40:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-03-02
Expires	2027-03-31 (160d)

🔗 Same registrant#

1 domain

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
stengren.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

134ms

326ms

253ms

AAAA

276ms

TXT

856ms

CAA

367ms

HTTPS

236ms

TLSA

703ms

SOA

246ms

MTA-STS

391ms

DNSSEC

898ms

SRV

411ms

Total

13451ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 08:11:14	542ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-26 21:48:09	691ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-25 19:24:31	4188ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-18 00:06:23 shown	13451ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-17 23:43:27	16943ms	3 NS 1 A 2 MX	🔒 Secure