cerenord.dk

📜 Historical scan 2026-07-02 00:16:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cerenord.dk is a .dk domain served by 2 nameservers (ns1.min-it.dk, ns2.min-it.dk). It was registered on 9 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 128.140.54.100 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by cerenord-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.min-it.dk	128.140.54.100	ns1.min-it.dk	AS24940 Hetzner Online GmbH
ns2.min-it.dk	128.140.52.143	ns2.min-it.dk	AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
128.140.54.100	14400s	ns1.min-it.dk	AS24940	Hetzner Online GmbH	128.140.0.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	cerenord-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 108ms

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

📝 TXT Records#

2 records 291ms

TXT Record
MS=ms17617839
v=spf1 a mx ip4:128.140.54.100 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (cerenord.dk)
-all (hard fail)	v=spf1 a mx ip4:128.140.54.100 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.cerenord.dk)
no policy tag	v=DMARC1

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 08:29:39

www CNAME	cerenord.dk (all on cerenord.dk) → 128.140.54.100 (AS24940)
www vs bare domain	Same network cerenord.dk: 128.140.54.100 (AS24940) www.cerenord.dk: 128.140.54.100 (AS24940)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-cerenord-dk._domainkey.cerenord.a-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-cerenord-dk._domainkey.cerenord.a-v1.dkim.mail.microsoft	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

114ms

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

🏷️ SOA#

60ms

Field	Value
Serial	2026050506
Primary NS (MNAME)	ns1.min-it.dk
Responsible (RNAME)	root@cerenord.dk
Refresh	7200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	180s

📋 Registration#

WHOIS fetched 2026-10-11 07:52:40

Field	Value
Registrar	DANDOMAIN A/S
Registered	2026-04-09
Expires	2027-04-08 (171d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

52ms

59ms

AAAA

52ms

TXT

291ms

CAA

57ms

HTTPS

55ms

TLSA

458ms

SOA

60ms

MTA-STS

79ms

DNSSEC

114ms

SRV

108ms

Total

1612ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 16:05:26	3073ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-02 00:16:46 shown	1612ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 20:10:16	729ms	2 NS 1 A 1 MX	🔓 Insecure