naestvedfjernvarme.dk

📜 Historical scan 2026-10-08 03:48:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

naestvedfjernvarme.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 31 October 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.50.64.13 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by naestvedfjernvarme-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 27ms

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 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.50.64.13	3600s	—	AS8075	Microsoft Corporation	20.48.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	naestvedfjernvarme-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::20 2a01:111:f403:ca09::26 2a01:111:f403:ca38::a 52.101.103.140 52.101.103.36 52.101.68.15 52.101.68.25	mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db8pr02cu00101.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 50ms

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

📝 TXT Records#

8 records 170ms

TXT Record
_globalsign-domain-verification=VuHr2aT5sPe39uSfFll9LeX5WjJtuNinuZ198FwOU2
+oCmtNuu7RYB9GJxNTul1TOIBLDHA0k8aHekPP6IL48=
CcaBKNfGmnDTT0JmWLEJrWNgLbvxcB7cB+2TGyz9phA=
MS=ms97870498
qJiqTP8FIrhmO4igTSTo7+I1x5+GIwQOeN09RlCkwXM=
RXVldMMsrxYXdmW4217SMk4GhwyvPmiEwIR5R9uI/6U=
sPXP2e6RHt5Nt0UqMXcwhaM8qmUc/fFcVnTTA2kkaCY=
v=spf1 include:dug28dizcz.powerspf.com ~all

✉️ SPF#

Policy	Record (naestvedfjernvarme.dk)
~all (soft fail)	v=spf1 include:dug28dizcz.powerspf.com ~all

📨 DMARC#

Policy	Record (_dmarc.naestvedfjernvarme.dk)
p=reject	v=DMARC1; p=reject; sp=none; rua=mailto:s7miaqs48f@rua.powerdmarc.com; ruf=mailto:s7miaqs48f@ruf.powerdmarc.com; 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-21 11:08:07

www	13.107.246.53 (AS8075) (address records, no CNAME)
www vs bare domain	Same network naestvedfjernvarme.dk: 13.107.246.53 (AS8075) www.naestvedfjernvarme.dk: 13.107.246.53 (AS8075)
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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-naestvedfjernvarme-dk._domainkey.naestvedvarme.onmicrosoft.com	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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

76ms

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

🏷️ SOA#

26ms

Field	Value
Serial	2026052801
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 2026-10-08 17:09:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-10-31
Expires	2026-10-31 (3d)

📋 WHOIS#

⏱️ Lookup Timing#

27ms

26ms

32ms

AAAA

26ms

TXT

170ms

CAA

39ms

HTTPS

53ms

TLSA

645ms

SOA

26ms

MTA-STS

48ms

DNSSEC

76ms

SRV

50ms

Total

1142ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 11:08:07	1018ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 12:14:34	2143ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-10 09:52:59	1123ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 03:48:05 shown	1142ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 18:46:37	957ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 11:00:25	1073ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 12:10:05	819ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 09:35:01	808ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 20:38:22	2874ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 18:26:09	972ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 17:33:33	2415ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-17 15:36:56	1168ms	2 NS 1 A 1 MX	🔒 Secure