42221336.dk

📜 Historical scan 2026-06-26 00:13:02 · ← 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 47ms

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 328ms

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 329ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	42221336-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::8 2a01:111:f403:ca09::1 2a01:111:f403:ca09::4 52.101.68.21 52.101.73.153 52.101.73.19 52.101.73.24	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as8pr05cu00300.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

🔌 SRV Records#

1 records 1071ms

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

📝 TXT Records#

1 records 566ms

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#

931ms

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

🏷️ SOA#

853ms

Field	Value
Serial	2026062502
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 2026-10-07 02:41:43

Field	Value
Registrar	ONE.COM A/S
Registered	2014-01-25
Expires	2027-01-31 (102d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

328ms

329ms

AAAA

447ms

TXT

566ms

CAA

37ms

HTTPS

50ms

TLSA

839ms

SOA

853ms

MTA-STS

78ms

DNSSEC

931ms

SRV

1071ms

Total

2465ms

🕐 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	1831ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 00:13:02 shown	2465ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:14:12	951ms	2 NS 1 A 1 MX	🔒 Secure