sqn.dk DNS records

🖥️ Nameservers2 records 48ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	3600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sqn-dk.mail.protection.outlook.com	2a01:111:f403:ca09::26 2a01:111:f403:ca09::5 2a01:111:f403:ca09::8 2a01:111:f403:ca48::c 52.101.209.153 52.101.68.15 52.101.73.19 52.101.73.26	mail-am8pr83cu00106.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as8pr04cu00803.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 188ms

TXT Record
MS=ms14216107
v=spf1 include:spf.protection.outlook.com include:spf.mailjet.com -all

✉️ SPF

Policy	Record (sqn.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.mailjet.com -all

📨 DMARC

Policy	Record (_dmarc.sqn.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC84ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081904
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

48ms

A

41ms

MX

50ms

AAAA

48ms

TXT

188ms

CAA

30ms

HTTPS

47ms

TLSA

909ms

SOA

0ms

MTA-STS

56ms

DNSSEC

84ms

SRV

58ms

Total

1523ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 04:24:00	1523ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 19:43:15	2006ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 05:31:21	2522ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 10:46:42	1085ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 06:29:38	2503ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 01:48:31	17932ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 18:44:58	1414ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 19:26:54	1188ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 09:29:48	1522ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 16:53:41	1210ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 15:22:57	902ms	2 NS 1 A 1 MX	🔒 Secure	View