sleth.dk

Records from scan: 2026-10-13 14:13:24 · 2511ms total · last checked 2026-10-18 18:25 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sleth.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 31 January 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.140 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by sleth-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 119ms

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 98ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.140	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 239ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	sleth-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::20 2a01:111:f403:ca21::8 2a01:111:f403:ca48::8 52.101.103.143 52.101.185.114 52.101.185.21 52.101.209.31	mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-cpjpr05cu00207.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 → 52.98.149.152
🔶 Autoconfig	46.30.213.140

🔷 AAAA Records (IPv6)#

1 records 259ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:65:d3d8:8be:d384	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 324ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 452ms

TXT Record
google-site-verification=mbr_vsXJ9Ise4tJvcwb7nctPvzoyTybF64xbGJRnyLY
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com ip4:217.63.124.14 -all

✉️ SPF#

Policy	Record (sleth.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com ip4:217.63.124.14 -all

📨 DMARC#

Policy	Record (_dmarc.sleth.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; ri=43200; rua=mailto:rua-reports@cadesign.dk; ruf=mailto:ruf-reports@cadesign.dk

📬 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 2026-10-13 14:13:24

www	46.30.213.140 2a02:2350:5:10c:65:d3d8:8be:d384 (AS51468) (address records, no CNAME)
www vs bare domain	Same network sleth.dk: 46.30.213.140 2a02:2350:5:10c:65:d3d8:8be:d384 (AS51468) www.sleth.dk: 46.30.213.140 2a02:2350:5:10c:65:d3d8:8be:d384 (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-sleth-dk._domainkey.sleth.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-sleth-dk._domainkey.sleth.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

357ms

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

🏷️ SOA#

77ms

Field	Value
Serial	2026101201
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 2026-10-15 23:23:04

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-01-31
Expires	2027-03-31 (163d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
arkitekternesaarhus.dk	ONE.COM A/S
sonnesgade.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

119ms

98ms

239ms

AAAA

259ms

TXT

452ms

CAA

250ms

HTTPS

259ms

TLSA

1152ms

SOA

77ms

MTA-STS

296ms

DNSSEC

357ms

SRV

324ms

Total

2511ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 14:13:24 shown	2511ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 02:36:31	2624ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-22 03:30:24	6100ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-21 03:25:48	1293ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 07:11:49	1543ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 15:19:43	847ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 03:11:38	975ms	2 NS 1 A 1 MX	🔒 Secure