letkob.dk

📜 Historical scan 2026-10-08 00:16:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

letkob.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 10 September 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 62.199.150.153 is hosted by Norlys Telco A/S (AS3308) in Denmark. Mail is handled by letkob-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 34ms

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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
62.199.150.153	43200s	ip62-199-150-153.ip.asom-net.dk	AS3308	Norlys Telco A/S	62.198.0.0/15	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	letkob-dk.mail.protection.outlook.com	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 123ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 134ms

TXT Record
MS=ms47751066
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (letkob.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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#

latest probe, not this scan · checked 2026-10-13 16:29:39

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks letkob.dk: 62.199.150.153 (AS3308) www.letkob.dk: 46.30.211.38 (AS51468) (all like this)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

122ms

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

🏷️ SOA#

48ms

Field	Value
Serial	2026100701
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 2026-10-08 00:27:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-09-10
Expires	2027-01-31 (99d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

37ms

45ms

AAAA

55ms

TXT

134ms

CAA

52ms

HTTPS

47ms

TLSA

1202ms

SOA

48ms

MTA-STS

60ms

DNSSEC

122ms

SRV

123ms

Total

1743ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 16:29:39	4062ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 00:16:57 shown	1743ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 04:14:18	4358ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-14 08:45:14	4710ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 11:11:51	1250ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 05:36:59	1100ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 06:47:51	888ms	2 NS 1 A 1 MX	🔒 Secure