karstenjuul.dk

📜 Historical scan 2026-06-17 14:34:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

karstenjuul.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.114 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by karstenjuul-dk.mail.protection.outlook.com. 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 128ms

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 286ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.114	—	linux22.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 146ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	karstenjuul-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca09::20 2a01:111:f403:ca09::6 2a01:111:f403:ca09::f 52.101.68.25 52.101.68.39 52.101.73.16 52.101.73.26	mail-db4pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 214ms

TXT Record
MS=ms63103013
v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk -all

✉️ SPF#

Policy	Record (karstenjuul.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.curanet.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 2026-10-10 16:36:16

www CNAME	karstenjuul.dk (all on karstenjuul.dk) → 185.21.41.114 (AS48854)
www vs bare domain	Same network karstenjuul.dk: 185.21.41.114 (AS48854) www.karstenjuul.dk: 185.21.41.114 (AS48854)
Wildcard	No
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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

260ms

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

🏷️ SOA#

116ms

Field	Value
Serial	2024052801
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

128ms

286ms

146ms

AAAA

126ms

TXT

214ms

CAA

277ms

HTTPS

120ms

TLSA

370ms

SOA

116ms

MTA-STS

107ms

DNSSEC

260ms

SRV

0ms

Total

1855ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 06:26:07	581ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-06 22:02:53	35469ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 23:29:14	1821ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 23:47:49	1115ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 02:12:51	799ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:34:29 shown	1855ms	2 NS 1 A 1 MX	🔒 Secure