seifertarkitekter.dk

📜 Historical scan 2026-06-21 10:22:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seifertarkitekter.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 November 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 95.216.38.248 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by seifertarkitekter-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 316ms

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 306ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
95.216.38.248	3600s	hoth.ahait.dk	AS24940	Hetzner Online GmbH	95.216.0.0/15	🇫🇮 Finland	Helsinki

📧 MX Records#

1 records 267ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	seifertarkitekter-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::2 2a01:111:f403:ca09::9 2a01:111:f403:ca09::c 52.101.68.16 52.101.68.25 52.101.68.29 52.101.73.15	mail-db8pr02cu00106.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 557ms

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

✉️ SPF#

Policy	Record (seifertarkitekter.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 2026-10-09 04:12:20

www CNAME	seifertarkitekter.dk (all on seifertarkitekter.dk) → 94.130.200.84 (AS24940)
www vs bare domain	Same network seifertarkitekter.dk: 94.130.200.84 (AS24940) www.seifertarkitekter.dk: 94.130.200.84 (AS24940)
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#

446ms

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

🏷️ SOA#

302ms

Field	Value
Serial	2026053101
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 2026-10-03 18:04:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-11-04
Expires	2026-11-30 (40d)

📋 WHOIS#

⏱️ Lookup Timing#

316ms

306ms

267ms

AAAA

317ms

TXT

557ms

CAA

285ms

HTTPS

290ms

TLSA

230ms

SOA

302ms

MTA-STS

271ms

DNSSEC

446ms

SRV

318ms

Total

2231ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 17:20:52	1288ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 13:55:46	2613ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 09:10:30	1441ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 11:17:10	1031ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 23:19:29	3493ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-24 06:45:25	7136ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 12:35:05	1036ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 19:24:08	1065ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 07:28:15	913ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 10:22:37 shown	2231ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 02:59:39	23482ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 00:06:34	846ms	2 NS 1 A 1 MX	🔒 Secure