larsjakobsen.dk

Records from scan: 2026-09-25 15:07:26 · 1383ms total · last checked 2026-10-17 07:23 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

larsjakobsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.18 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by larsjakobsen-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 52ms

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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.18	600s	linux349.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	larsjakobsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::22 2a01:111:f403:ca09::24 2a01:111:f403:ca09::26 52.101.103.140 52.101.68.12 52.101.73.126 52.101.91.162	mail-db8pr02cu00106.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00302.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 174ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF#

Policy	Record (larsjakobsen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -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#

checked 2026-10-10 21:27:04

www	185.20.205.18 (AS48854) (address records, no CNAME)
www vs bare domain	Same network larsjakobsen.dk: 185.20.205.18 (AS48854) www.larsjakobsen.dk: 185.20.205.18 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

101ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026091901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

52ms

39ms

47ms

AAAA

73ms

TXT

174ms

CAA

51ms

HTTPS

35ms

TLSA

792ms

SOA

0ms

MTA-STS

72ms

DNSSEC

101ms

SRV

86ms

Total

1383ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 15:07:26 shown	1383ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 08:50:26	866ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 20:22:32	1336ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 16:55:43	2901ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 04:52:38	9795ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 23:13:20	1540ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 08:23:58	5394ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 10:56:59	3386ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 03:02:46	1035ms	2 NS 1 A 1 MX	🔒 Secure