format.dk DNS records

🖥️ Nameservers2 records 52ms

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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.85	3600s	webcluster1.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	format-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::f 2a01:111:f403:ca48::a 2a01:111:f403:ca48::c 52.101.103.143 52.101.68.0 52.101.68.32 52.101.73.153	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 52.98.232.40

🔷 AAAA Records (IPv6)1 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:ad:db2c:4f5b:c9f7	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

📝 TXT Records1 records 259ms

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

✉️ SPF

Policy	Record (format.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)

🔐 DNSSEC149ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082201
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

52ms

A

39ms

MX

44ms

AAAA

46ms

TXT

259ms

CAA

54ms

HTTPS

38ms

TLSA

298ms

SOA

0ms

MTA-STS

59ms

DNSSEC

149ms

SRV

132ms

Total

1299ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:13:48	1103ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 22:40:55	1299ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 16:54:43	9312ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 05:21:32	5780ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 05:26:21	3207ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 01:17:49	1047ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 05:22:41	1282ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 18:24:36	1469ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 16:33:37	2986ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:00:41	1229ms	2 NS 1 A 1 MX	🔒 Secure	View