sn.dk DNS records

🖥️ Nameservers2 records 43ms

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 Records2 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
51.21.120.101	600s	ec2-51-21-120-101.eu-north-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	51.20.0.0/14	🇸🇪 Sweden	Stockholm
51.21.18.138	600s	ec2-51-21-18-138.eu-north-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	51.20.0.0/14	🇸🇪 Sweden	Stockholm

📧 MX Records1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	900s	sn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca04::e 2a01:111:f403:ca09::5 2a01:111:f403:ca09::a 52.101.103.36 52.101.68.0 52.101.68.21 52.101.73.126	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am8pr83cu00106.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records15 records 177ms

TXT Record
+k2UzTO3JF4tKEs+cNpEO2QYH7RNJ6oR+2DeHm+nYD0WHKPlHlY7rDVz2V/vzFjxQCYoFS4YFuNooXeYhL4ggw==
anthropic-domain-verification-n5bqyh=ABp9s7OD683N2amqmWchJgbDa
apple-domain-verification=FyxxSyg2ZxrPPINs
bw=uShNp87nDrOWA4tq8FDk58aEKjqWqSsYYvRxr2TBxIwL
canva-site-verification=3o11t-LEvqY1vVX3y_4OJA
extensis-domain-verification=8d14730b-a054-40b9-b022-0401e5ee0260
facebook-domain-verification=ok9z57oki1v3ritl6bp7rv70vdk6gc
google-site-verification=cfhPzwlBAITm4YYSklKHx6HjCylIxwlQiMrsHSRbhHQ
kmc-as.dk._report._dmarc.sn.dk
loerdags-avisen.dk._report._dmarc.sn.dk
loerdagsavisen.dk._report._dmarc.sn.dk
MS=ms76850009
P-kam9FHP7g3
S5gJ9JHwKt21sKQ9bJb6/kQDIJSOJc1fpW7Kk+oD2C0=
v=spf1 ip4:13.81.105.159 ip4:91.143.120.129 include:bounce.peytz.dk include:spf.protection.outlook.com include:amazonses.com include:spf-partner.lasertryk.dk include:spf.iteras.dk include:_custspf.one.com include:spf.permido.com -all

✉️ SPF

Policy	Record (sn.dk)
-all (hard fail)	v=spf1 ip4:13.81.105.159 ip4:91.143.120.129 include:bounce.peytz.dk include:spf.protection.outlook.com include:amazonses.com include:spf-partner.lasertryk.dk include:spf.iteras.dk include:_custspf.one.com include:spf.permido.com -all

📨 DMARC

Policy	Record (_dmarc.sn.dk)
p=quarantine	v=DMARC1; p=quarantine;ruf=mailto:dmarc@sn.dk; fo=s;

📬 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)

🔐 DNSSEC87ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081004
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-06-19 18:01:31

Field	Value
Registrar	ONE.COM A/S
Registered	1998-09-04
Expires	2027-07-31 (325d)

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

40ms

MX

39ms

AAAA

34ms

TXT

177ms

CAA

50ms

HTTPS

56ms

TLSA

370ms

SOA

0ms

MTA-STS

60ms

DNSSEC

87ms

SRV

68ms

Total

1021ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 09:09:13	1021ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-12 20:20:38	1267ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-06 14:03:36	1197ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-25 05:33:02	1509ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-12 11:57:30	1169ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-08 23:23:16	2225ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-19 17:59:02	890ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-18 05:15:26	2644ms	2 NS 2 A 1 MX	🔒 Secure	View