heatflow.dk

📜 Historical scan 2026-06-17 10:56:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

heatflow.dk is a .dk domain served by 3 nameservers (ns1.netsite.dk, ns2.netsite.eu, ns3.netsite.se). It was registered on 16 February 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.224.18.18 is hosted by Netsite A/S (AS205206) in Denmark. Mail is handled by heatflow-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#

3 records 119ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.netsite.dk	185.224.16.200 2a0c:cc00:0:1648::53	ns1.netsite.dk ns1.netsite.dk	AS205206 Netsite A/S AS205206 Netsite A/S
ns2.netsite.eu	194.58.196.59 2a01:3f1:859::53	ns2.netsite.eu ns2.netsite.eu	AS8674 Netnod AB AS8674 Netnod AB
ns3.netsite.se	185.42.137.115 2a01:3f0:400::59	ns3.netsite.se ns3.netsite.se	AS8674 Netnod AB AS8674 Netnod AB

🌍 A Records#

1 records 130ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.224.18.18	—	webproxy.netsite.dk	AS205206	Netsite A/S	185.224.16.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 131ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	heatflow-dk.mail.protection.outlook.com	2a01:111:f403:ca09::2 2a01:111:f403:ca09::3 2a01:111:f403:ca09::5 2a01:111:f403:ca09::7 52.101.68.21 52.101.68.25 52.101.73.11 52.101.73.22	mail-am0pr83cu00402.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00106.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 227ms

TXT Record
MS=ms25195253
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.heatflow.dk)
p=reject	v=DMARC1; p=reject

📬 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 2026-10-15 15:45:58

www	185.224.18.18 (AS205206) (address records, no CNAME)
www vs bare domain	Same network heatflow.dk: 185.224.18.18 (AS205206) www.heatflow.dk: 185.224.18.18 (AS205206)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
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#

268ms

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

🏷️ SOA#

108ms

Field	Value
Serial	2026061101
Primary NS (MNAME)	ns1.netsite.dk
Responsible (RNAME)	hostmaster@netsite.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-08 21:08:03

Field	Value
Registrar	Netsite A/S
Registered	2017-02-16
Expires	2027-02-28 (133d)

📋 WHOIS#

⏱️ Lookup Timing#

119ms

130ms

131ms

AAAA

130ms

TXT

227ms

CAA

130ms

HTTPS

124ms

TLSA

194ms

SOA

108ms

MTA-STS

61ms

DNSSEC

268ms

SRV

0ms

Total

1392ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 15:45:58	2141ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-14 13:28:32	1388ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 21:02:31	1356ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 20:27:43	1051ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 19:46:57	1082ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 02:36:31	996ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-22 02:35:40	1201ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-18 18:07:21	1079ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-15 14:37:56	1271ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-08 12:37:11	996ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 21:07:35	1229ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-20 04:44:23	1602ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-19 03:42:09	7131ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-13 13:48:12	1768ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-07 08:33:10	9336ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-06 00:45:09	1941ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-24 00:05:06	1415ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-17 09:12:54	2243ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-10 10:44:16	3145ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-03 11:26:31	869ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-27 09:14:24	979ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-24 22:59:59	2249ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:04:22	1168ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:02:32	1181ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:56:34 shown	1392ms	3 NS 1 A 1 MX	🔒 Secure