et-arkitekter.dk DNS records

🖥️ Nameservers2 records 276ms

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 Records1 records 242ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.51	600s	linux25.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 231ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	etarkitekter-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::6 52.101.68.0 52.101.68.12 52.101.68.36 52.101.73.26	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as9pr05cu01302.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
🔶 Autoconfig	185.21.41.51

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 524ms

TXT Record
MS=ms48426715
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (et-arkitekter.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

🔗 TLSA / DANE

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

🔐 DNSSEC447ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082105
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

276ms

A

242ms

MX

231ms

AAAA

270ms

TXT

524ms

CAA

274ms

HTTPS

260ms

TLSA

1060ms

SOA

0ms

MTA-STS

313ms

DNSSEC

447ms

SRV

348ms

Total

6261ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 10:55:35	6261ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 03:35:10	5837ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 15:31:56	9856ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 03:40:50	1046ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 20:17:53	2147ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:27:01	761ms	2 NS 1 A 1 MX	🔒 Secure	View