holebyfjernvarme.dk

Records from scan: 2026-09-24 00:11:23 · 903ms total · last checked 2026-10-23 21:18 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holebyfjernvarme.dk is a .dk domain served by 4 nameservers (ns1-38.azure-dns.com, ns2-38.azure-dns.net, ns3-38.azure-dns.org and 1 more). It was registered on 14 January 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.65 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by holebyfjernvarme-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-38.azure-dns.com	150.171.10.38 2603:1061:0:10::26	ns1-38.azure-dns.com ns1-38.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-38.azure-dns.net	150.171.16.38 2620:1ec:8ec:10::26	ns2-38.azure-dns.net ns2-38.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-38.azure-dns.org	13.107.222.38 2a01:111:4000:10::26	ns3-38.azure-dns.org ns3-38.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-38.azure-dns.info	13.107.206.38 2620:1ec:bda:10::26	ns4-38.azure-dns.info ns4-38.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.65	600s	linux20.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	holebyfjernvarme-dk.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca21::8 2a01:111:f403:ca48::a 2a01:111:f403:ca48::e 52.101.103.39 52.101.68.15 52.101.68.27 52.101.73.126	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am8pr83cu00106.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 181ms

TXT Record
MS=ms85901706
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.holebyfjernvarme.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; 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#

checked 2026-10-09 05:24:08

www	185.21.40.65 (AS48854) (address records, no CNAME)
www vs bare domain	Same network holebyfjernvarme.dk: 185.21.40.65 (AS48854) www.holebyfjernvarme.dk: 185.21.40.65 (AS48854)
Wildcard	No

🔎 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#

64ms

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

🏷️ SOA#

0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-38.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 22:43:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-01-14
Expires	2027-01-31 (99d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

44ms

42ms

AAAA

44ms

TXT

181ms

CAA

40ms

HTTPS

47ms

TLSA

366ms

SOA

0ms

MTA-STS

58ms

DNSSEC

64ms

SRV

61ms

Total

903ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 00:11:23 shown	903ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 18:41:32	838ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-28 04:47:30	2021ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-23 06:53:06	920ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 13:09:55	4151ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 13:37:57	3348ms	4 NS 1 A 1 MX	🔓 Insecure