transparency.dk DNS records

🖥️ Nameservers2 records 47ms

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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.98	3600s	linux26.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	transparency-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::4 2a01:111:f403:ca09::f 2a01:111:f403:ca48::8 52.101.103.143 52.101.68.12 52.101.68.27 52.101.68.8	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-du0pr03cu00100.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
🔶 Autoconfig	46.30.215.153

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 130ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 205ms

TXT Record
MS=ms92464164
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com-all

✉️ SPF

Policy	Record (transparency.dk)
no all — incomplete SPF	v=spf1 include:spf.protection.outlook.com include:_custspf.one.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)

🔐 DNSSEC78ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081005
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

47ms

A

47ms

MX

43ms

AAAA

44ms

TXT

205ms

CAA

58ms

HTTPS

55ms

TLSA

308ms

SOA

0ms

MTA-STS

59ms

DNSSEC

78ms

SRV

130ms

Total

995ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 03:41:10	995ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 05:26:27	1324ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 15:57:19	1499ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 21:58:30	5294ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 08:07:19	1491ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 07:07:58	917ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 04:09:17	706ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 05:49:02	1248ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 23:46:38	1190ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 06:49:43	1145ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 12:20:25	878ms	2 NS 1 A 1 MX	🔒 Secure	View