creco.dk DNS records

🖥️ Nameservers2 records 58ms

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 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.28	3600s	vm1413.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	creco-dk.k-v1.mx.microsoft	2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 2a01:111:f403:ca09::e 2a01:111:f403:ca09::f 52.101.181.153 52.101.73.123 52.101.73.16 52.101.73.8	mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am0pr04cu00500.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
🔶 Autoconfig	185.21.40.28

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 221ms

TXT Record
MS=ms13916591
v=spf1 include:spf.protection.outlook.com include:web.shared.mysmtp.com -all

✉️ SPF

Policy	Record (creco.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:web.shared.mysmtp.com -all

📨 DMARC

Policy	Record (_dmarc.creco.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:fh8vd5e89l@rua.powerdmarc.com; ruf=mailto:fh8vd5e89l@ruf.powerdmarc.com; pct=100; fo=1;

📬 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 / DANE4 records 127ms

Service / Owner	Type	Cert association
SMTP _25._tcp.creco-dk.k-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.creco-dk.k-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.creco-dk.k-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.creco-dk.k-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…

🔐 DNSSEC2077ms

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

🏷️ SOA0ms

Field	Value
Serial	2026071805
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

58ms

A

60ms

MX

55ms

AAAA

71ms

TXT

221ms

CAA

60ms

HTTPS

68ms

TLSA

127ms

SOA

0ms

MTA-STS

81ms

DNSSEC

2077ms

SRV

90ms

Total

2734ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 10:56:14	2734ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 13:34:07	1323ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 01:09:19	827ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 13:02:28	746ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 05:11:59	907ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 18:10:33	868ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 08:40:05	1990ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 20:17:16	1054ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 22:55:17	708ms	2 NS 1 A 1 MX	🔒 Secure	View