contento.dk DNS records

🖥️ Nameservers2 records 38ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.250	3600s	webcluster2.webpod18-cph3.g1i.one	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	contento-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 2a01:111:f403:ca09::b 52.101.68.27 52.101.73.12 52.101.73.26 52.101.73.30	mail-du0pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00306.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)1 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:108:80d3:9984:4afa:c94d	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 92ms

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

📝 TXT Records2 records 230ms

TXT Record
MS=ms89677199
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (contento.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

📨 DMARC

Policy	Record (_dmarc.contento.dk)
p=reject	v=DMARC1; p=reject

📬 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)

🔐 DNSSEC89ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081501
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

38ms

A

41ms

MX

42ms

AAAA

45ms

TXT

230ms

CAA

49ms

HTTPS

45ms

TLSA

198ms

SOA

0ms

MTA-STS

57ms

DNSSEC

89ms

SRV

92ms

Total

860ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 04:09:09	860ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 14:16:09	1458ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 16:02:04	3868ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 08:00:36	9151ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 02:06:06	3545ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 23:00:52	6319ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-30 01:43:03	7291ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 09:06:42	1132ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 23:37:24	852ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 22:10:59	596ms	2 NS 1 A 1 MX	🔒 Secure	View