twofer.dk

📜 Historical scan 2026-06-24 07:51:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

twofer.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 April 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed but currently fails validation, 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 192ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 213ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
85.204.132.136	43200s	—	—	—	—	🇩🇰 Denmark	—

📧 MX Records#

4 records 224ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	599s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	599s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	599s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	599s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	twofer.dk → 85.204.132.136
🔶 Autoconfig	twofer.dk → 85.204.132.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-13 20:27:51

www CNAME	twofer.dk (all on twofer.dk) → 85.204.132.136
www vs bare domain	Same network twofer.dk: 85.204.132.136 www.twofer.dk: 85.204.132.136
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.twofer.dk	twofer.dk

🔗 TLSA / DANE#

4 records 4140ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC#

460ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'twofer.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

169ms

Field	Value
Serial	2026032401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-09 05:26:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-04-30
Expires	2027-04-30 (194d)

📋 WHOIS#

⏱️ Lookup Timing#

192ms

213ms

224ms

AAAA

262ms

TXT

519ms

CAA

326ms

HTTPS

223ms

TLSA

4140ms

SOA

169ms

MTA-STS

333ms

DNSSEC

460ms

SRV

335ms

Total

7415ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 20:27:51	4378ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 05:08:08	16660ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 18:36:51	16846ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-04 18:03:17	4826ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-25 18:23:30	4915ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-24 07:51:29 shown	7415ms	2 NS 1 A 4 MX	⚠️ Bogus
2026-06-23 22:03:27	1155ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 20:01:38	2141ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-22 04:11:02	965ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 01:49:13	6652ms	2 NS 1 A 4 MX	🔒 Secure