sens.dk DNS records

🖥️ Nameservers2 records 54ms

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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
57.129.94.43	600s	—	AS16276	OVH SAS	57.128.0.0/15	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sens-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::e 2a01:111:f403:ca09::7 2a01:111:f403:ca09::b 52.101.68.8 52.101.73.11 52.101.73.19 52.101.73.6	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 82ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records6 records 174ms

TXT Record
anthropic-domain-verification-wg2kab=8oW7NqUE9ZOBFlz1pqutz2q33
apple-domain-verification=AGRpqr2IwHMusyV4
google-site-verification=3rR6wxAMkBqMUGMrCsFHVMPJfQIcL9c-9JjCroEZetI
google-site-verification=AZuHRNsLD8RkX-NVholtsAoFZk5Wa9-N1lgsR--zI_s
MS=ms10996020
v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com -all

✉️ SPF

Policy	Record (sens.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com -all

📨 DMARC

Policy	Record (_dmarc.sens.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@sens.dk

📬 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)

🔐 DNSSEC86ms

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

🏷️ SOA41ms

Field	Value
Serial	2026081001
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

54ms

A

37ms

MX

45ms

AAAA

51ms

TXT

174ms

CAA

42ms

HTTPS

37ms

TLSA

751ms

SOA

41ms

MTA-STS

57ms

DNSSEC

86ms

SRV

82ms

Total

5705ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-19 00:44:54	5705ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 04:56:54	5358ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 18:19:29	1620ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 23:40:04	5925ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 16:52:18	1943ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 04:43:30	815ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 14:06:20	3111ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 20:59:35	1163ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 15:24:41	897ms	2 NS 1 A 1 MX	🔒 Secure	View