tlsportal.dk DNS records

🖥️ Nameservers2 records 35ms

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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.189.201.106	3600s	—	AS42638	Netvaerkssmeden	91.189.200.0/21	🇩🇰 Denmark	Glostrup Municipality

📧 MX Records3 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	tlsportal-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 2a01:111:f403:ca09::e 52.101.68.15 52.101.68.18 52.101.68.21 52.101.73.12	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am4pr0401cu00104.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
10	43200s	tlsportal-dk.mx1.comendosystems.com	192.162.219.255 2a01:77c0:1619:4102:a81b:80d0:e56c:edc0	mx41.electric.net gw2-1535.security.comendo.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	43200s	tlsportal-dk.mx2.comendosystems.net	192.162.219.155	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 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 52ms

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

📝 TXT Records2 records 164ms

TXT Record
MS=ms17371000
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (tlsportal.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)

🔐 DNSSEC59ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA30ms

Field	Value
Serial	2026032401
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

35ms

A

33ms

MX

37ms

AAAA

32ms

TXT

164ms

CAA

31ms

HTTPS

31ms

TLSA

2038ms

SOA

30ms

MTA-STS

44ms

DNSSEC

59ms

SRV

52ms

Total

2681ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-28 14:58:56	2681ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-27 23:13:41	1062ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 12:06:06	2044ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-21 04:28:11	1057ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 17:02:40	2023ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 19:24:57	1084ms	2 NS 1 A 3 MX	🔓 Insecure	View