nelb.dk

📜 Historical scan 2026-06-20 01:51:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nelb.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 20 July 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.155.240 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by nelb-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 106ms

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 101ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.240	60s	forward.dnsfactory.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 94ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	nelb-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::6 2a01:111:f403:ca04::d 2a01:111:f403:ca09::8 52.101.73.22 52.101.73.24 52.101.73.26 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 52.98.242.248

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 350ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (nelb.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.nelb.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:sysadmin@it-sektor.dk;

📬 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 2026-10-23 07:51:37

www CNAME	nelb.dk (all on nelb.dk) → 94.231.106.183 (AS48854)
www vs bare domain	Same network nelb.dk: 94.231.106.183 (AS48854) www.nelb.dk: 94.231.106.183 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

228ms

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

🏷️ SOA#

107ms

Field	Value
Serial	2026060305
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 2026-10-13 08:12:10

Field	Value
Registrar	CURANET A/S
Registered	2012-07-20
Expires	2027-07-31 (280d)

🔗 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
norhedeplus.dk	CURANET A/S
nvb.dk	CURANET A/S
nørhede-vvs-beregning.dk	CURANET A/S
nørhedeplus.dk	CURANET A/S

📋 WHOIS#

⏱️ Lookup Timing#

106ms

101ms

94ms

AAAA

88ms

TXT

350ms

CAA

102ms

HTTPS

107ms

TLSA

136ms

SOA

107ms

MTA-STS

163ms

DNSSEC

228ms

SRV

162ms

Total

814ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 07:51:37	1551ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 04:19:48	957ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 00:33:38	807ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 18:19:21	945ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 10:22:05	1328ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 07:17:42	818ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-24 07:13:37	1169ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 01:51:04 shown	814ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 21:02:48	3109ms	2 NS 1 A 1 MX	🔒 Secure