42221336.dk

📜 Historical scan 2026-06-28 17:30:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

42221336.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 25 January 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by 42221336-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 204ms

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 219ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

1 records 212ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	42221336-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::1 2a01:111:f403:ca09::1 2a01:111:f403:ca09::2 52.101.68.32 52.101.73.28 52.101.73.4 52.101.73.6	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00401.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 258ms

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

📝 TXT Records#

1 records 439ms

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

✉️ SPF#

Policy	Record (42221336.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 2026-10-08 19:19:16

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network 42221336.dk: 195.47.247.18 (AS51468) www.42221336.dk: 195.47.247.18 (AS51468)
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#

334ms

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

🏷️ SOA#

244ms

Field	Value
Serial	2026062601
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 2026-10-21 07:27:11

Field	Value
Registrar	ONE.COM A/S
Registered	2014-01-25
Expires	2027-01-31 (101d)

🔗 Same registrant#

1 domain

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
almindelig-sund-fornuft.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

204ms

219ms

212ms

AAAA

197ms

TXT

439ms

CAA

243ms

HTTPS

229ms

TLSA

219ms

SOA

244ms

MTA-STS

250ms

DNSSEC

334ms

SRV

258ms

Total

1831ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-28 16:52:09	993ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 16:41:35	1176ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 12:11:12	1740ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 00:14:48	2986ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 00:07:51	5460ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-29 22:14:25	5814ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-27 22:40:59	1277ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 17:30:34 shown	1831ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 00:13:02	2465ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:14:12	951ms	2 NS 1 A 1 MX	🔒 Secure