frederiksen-jepsen.dk

📜 Historical scan 2026-08-28 06:48:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frederiksen-jepsen.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 11 June 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.26 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail.egbyg.eg.dk. 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#

2 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.26	3600s	mail.csnt.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.egbyg.eg.dk	185.154.241.214	—	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	185.21.40.26
🔶 Autoconfig	185.21.40.26

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 58ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail.egbyg.eg.dk

📝 TXT Records#

1 records 146ms

TXT Record
v=spf1 ptr ip4:87.51.2.0/26 ip4:185.21.40.26 include:_spf-hosting.eg.dk -all

✉️ SPF#

Policy	Record (frederiksen-jepsen.dk)
-all (hard fail)	v=spf1 ptr ip4:87.51.2.0/26 ip4:185.21.40.26 include:_spf-hosting.eg.dk -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 2026-10-08 00:12:35

www	185.21.40.26 (AS48854) (address records, no CNAME)
www vs bare domain	Same network frederiksen-jepsen.dk: 185.21.40.26 (AS48854) www.frederiksen-jepsen.dk: 185.21.40.26 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · 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#

2065ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2021111701
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-01 05:22:07

Field	Value
Registrar	CURANET A/S
Registered	2018-06-11
Expires	2027-06-30 (253d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

48ms

39ms

AAAA

52ms

TXT

146ms

CAA

35ms

HTTPS

33ms

TLSA

125ms

SOA

0ms

MTA-STS

61ms

DNSSEC

2065ms

SRV

58ms

Total

2524ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 00:12:35	529ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 05:09:07	1984ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 04:52:38	529ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 05:38:43	751ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 06:48:21 shown	2524ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 13:30:59	614ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 18:21:13	1446ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 09:21:01	618ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 07:30:32	929ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 20:52:16	534ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:43:17	640ms	2 NS 1 A 1 MX	🔒 Secure