c-d-c.dk DNS records

🖥️ Nameservers2 records 50ms

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 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
92.51.170.36	14400s	webbuilder.hosteurope.de	AS20773	Host Europe GmbH	92.51.170.0/24	🇩🇪 Germany	—

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cdc-dk0k.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::a 2a01:111:f403:ca09::b 2a01:111:f403:ca48::a 52.101.68.16 52.101.68.21 52.101.73.12 52.101.73.22	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 176ms

TXT Record
MS=ms96014384

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC90ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081001
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

50ms

A

44ms

MX

44ms

AAAA

47ms

TXT

176ms

CAA

59ms

HTTPS

56ms

TLSA

186ms

SOA

0ms

MTA-STS

108ms

DNSSEC

90ms

SRV

76ms

Total

923ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 15:21:36	923ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 12:03:57	2782ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 03:45:56	1235ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 11:13:14	1926ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 12:58:04	3553ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 08:50:23	1407ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 05:10:50	961ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:41:25	924ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:40:48	615ms	2 NS 1 A 1 MX	🔒 Secure	View