sikringer.dk DNS records

🖥️ Nameservers2 records 44ms

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 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	sikringer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::9 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.0 52.101.68.25 52.101.73.26 52.101.73.28	mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00204.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

🔌 SRV Records1 records 70ms

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

📝 TXT Records3 records 170ms

TXT Record
8y60d123j201c8vb1jz250b7zz1v8fhy
MS=ms81051248
v=spf1 ip4:185.15.73.136 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (sikringer.dk)
-all (hard fail)	v=spf1 ip4:185.15.73.136 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)

🔐 DNSSEC75ms

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

🏷️ SOA41ms

Field	Value
Serial	2026080801
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

44ms

A

51ms

MX

37ms

AAAA

50ms

TXT

170ms

CAA

54ms

HTTPS

34ms

TLSA

740ms

SOA

41ms

MTA-STS

55ms

DNSSEC

75ms

SRV

70ms

Total

5739ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 06:38:55	5739ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 09:15:38	2113ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 00:16:23	5794ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 02:25:55	1535ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 14:57:33	1741ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 23:38:53	3031ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 12:15:05	3420ms	2 NS 1 A 1 MX	🔒 Secure	View