dc-sikring.dk DNS records

🖥️ Nameservers2 records 37ms

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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dcsikring-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::24 2a01:111:f403:ca09::4 52.101.103.140 52.101.209.153 52.101.73.19 52.101.73.26	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-cpjpr04cu00101.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 → 40.104.116.56
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 74ms

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

📝 TXT Records2 records 195ms

TXT Record
MS=ms17708389
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (dc-sikring.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)

🔐 DNSSEC101ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082501
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

37ms

A

48ms

MX

45ms

AAAA

52ms

TXT

195ms

CAA

37ms

HTTPS

55ms

TLSA

627ms

SOA

0ms

MTA-STS

71ms

DNSSEC

101ms

SRV

74ms

Total

1197ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 00:05:24	1197ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 18:34:40	1145ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 23:42:23	4475ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 18:30:10	1146ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 12:08:23	1189ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 00:34:17	4788ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 01:15:34	797ms	2 NS 1 A 1 MX	🔒 Secure	View