niels-e.dk

📜 Historical scan 2026-09-10 01:15:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

niels-e.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 24 November 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.28 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by nielse-dk01c.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.28	3600s	webcluster1.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	nielse-dk01c.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::b 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::c 52.101.68.12 52.101.68.27 52.101.73.126 52.101.91.162	mail-db5pr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00302.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	46.30.213.28

🔷 AAAA Records (IPv6)#

1 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:e1:6795:a005:855e	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

📝 TXT Records#

3 records 181ms

TXT Record
MS=ms47310858
MS=ms67978507
v=spf1 include:spf.protection.outlook.com include:postfilter.dk include:_custspf.one.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.niels-e.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-10 09:31:55

www	46.30.213.28 (AS51468) (address records, no CNAME)
www vs bare domain	Same network niels-e.dk: 46.30.213.28 2a02:2350:5:10a:e1:6795:a005:855e (AS51468) www.niels-e.dk: 46.30.213.28 (AS51468)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u18691253.wl004.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u18691253.wl004.sendgrid.net	RSA · ~1024 bit below 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

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.niels-e.dk	niels-e.dk.acme.service.one.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025071601
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-18 19:58:43

Field	Value
Registrar	CURANET A/S
Registered	1997-11-24
Expires	2026-12-31 (73d)

🔗 Same registrant#

4 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
dengrønneelektriker.dk	CURANET A/S
egedalel.dk	CURANET A/S
sif-akademi.dk	CURANET A/S
sif.dk	CURANET A/S

📋 WHOIS#

⏱️ Lookup Timing#

34ms

40ms

36ms

AAAA

36ms

TXT

181ms

CAA

30ms

HTTPS

39ms

TLSA

177ms

SOA

0ms

MTA-STS

55ms

DNSSEC

73ms

SRV

59ms

Total

721ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 01:41:59	654ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 18:49:14	3021ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 01:15:06 shown	721ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 02:03:36	856ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:48:37	2942ms	2 NS 1 A 1 MX	🔒 Secure