dufrejser.dk

📜 Historical scan 2026-06-25 15:42:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dufrejser.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 19 December 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.107.219 is hosted by team.blue Denmark A/S (AS48854) in Denmark. The zone is DNSSEC-signed and validates, 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#

3 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 72ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.107.219	3600s	—	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	94.231.107.219
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 163ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

1 records 204ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

Policy	Record (dufrejser.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.dufrejser.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-09 15:40:11

www	94.231.107.219 (AS48854) (address records, no CNAME)
www vs bare domain	Same network dufrejser.dk: 94.231.107.219 (AS48854) www.dufrejser.dk: 94.231.107.219 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

180ms

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

🏷️ SOA#

51ms

Field	Value
Serial	2025102100
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-01 12:35:49

Field	Value
Registrar	Simply.com A/S
Registered	2012-12-19
Expires	2026-12-31 (73d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

72ms

165ms

AAAA

35ms

TXT

204ms

CAA

74ms

HTTPS

90ms

TLSA

40ms

SOA

51ms

MTA-STS

87ms

DNSSEC

180ms

SRV

163ms

Total

632ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 12:22:43	1994ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 11:43:27	505ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-18 20:57:56	473ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-26 18:23:26	591ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-25 11:20:59	606ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 15:59:20	1938ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 15:42:15 shown	632ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-20 02:24:46	489ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-19 20:14:02	679ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 04:56:00	559ms	3 NS 1 A 1 MX	🔒 Secure