nikodan.dk

📜 Historical scan 2026-06-18 03:44:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nikodan.dk is a .dk domain served by 4 nameservers (ns41.cloudns.net, ns42.cloudns.net, ns43.cloudns.net and 1 more). It was registered on 28 August 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.148 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by nikodan-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#

4 records 61ms

Nameserver	IP addresses	PTR	ASN / ISP
ns41.cloudns.net	109.201.133.196 2a00:1768:1001:9::196	ns41.cloudns.net ns41.cloudns.net	AS43350 NForce Entertainment B.V. AS43350 NForce Entertainment B.V.
ns42.cloudns.net	108.62.121.219 2604:9a00:2100:b000:1::1	ns42.cloudns.net ns42.cloudns.net	AS30633 Leaseweb USA, Inc. AS30633 Leaseweb USA, Inc.
ns43.cloudns.net	185.10.17.44 2a07:8dc0:19:0:5d:37ff:fea5:bacd	ns43.cloudns.net ns43.cloudns.net	AS35661 Virtua Systems SAS AS35661 Virtua Systems SAS
ns44.cloudns.net	185.206.180.140 2a0b:1640:1:1:1:1:762:9aa6	ns44.cloudns.net ns44.cloudns.net	AS205787 Public Cloud Ltd. AS205787 Public Cloud Ltd.

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.148	—	linux101.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	nikodan-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::5 2a01:111:f403:ca04::d 2a01:111:f403:ca09::20 52.101.68.27 52.101.73.12 52.101.73.15 52.101.73.153	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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
🔶 Autoconfig	nikodan.dk → 185.21.41.148

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 211ms

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

📝 TXT Records#

1 records 463ms

TXT Record
v=spf1 include:_spf52420.spfprotect.com -all

✉️ SPF#

Policy	Record (nikodan.dk)
-all (hard fail)	v=spf1 include:_spf52420.spfprotect.com -all

📨 DMARC#

Policy	Record (_dmarc.nikodan.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:661fc8bfc2853@dmarc-dk.centerasecurity.com;

📬 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 2026-10-11 22:02:49

www	185.21.41.148 (AS48854) (address records, no CNAME)
www vs bare domain	Same network nikodan.dk: 185.21.41.148 (AS48854) www.nikodan.dk: 185.21.41.148 (AS48854)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-nikodan-dk._domainkey.nikodanconveyor.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-nikodan-dk._domainkey.nikodanconveyor.onmicrosoft.com	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

126ms

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

🏷️ SOA#

50ms

Field	Value
Serial	2026061204
Primary NS (MNAME)	ns41.cloudns.net
Responsible (RNAME)	support@cloudns.net
Refresh	7200s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-10 11:43:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-08-28
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

61ms

53ms

51ms

AAAA

61ms

TXT

463ms

CAA

60ms

HTTPS

145ms

TLSA

340ms

SOA

50ms

MTA-STS

157ms

DNSSEC

126ms

SRV

211ms

Total

2018ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 12:05:22	3597ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-01 09:08:04	7627ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 15:14:43	6359ms	4 NS 1 A 1 MX	🔓 Insecure
2026-07-18 23:39:24	7551ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-18 03:44:07 shown	2018ms	4 NS 1 A 1 MX	🔓 Insecure