novaheat.dk

📜 Historical scan 2026-10-03 12:10:00  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

novaheat.dk is a .dk domain served by 2 nameservers (andronicus.ns.cloudflare.com, izabella.ns.cloudflare.com). It was registered on 15 January 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.72.237 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by web1.hosting1976.fr. The zone is not DNSSEC-signed, 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   83ms
NameserverIP addressesPTRASN / ISP
andronicus.ns.cloudflare.com 108.162.195.113
162.159.44.113
172.64.35.113
2606:4700:58::a29f:2c71
2803:f800:50::6ca2:c371
2a06:98c1:50::ac40:2371		 andronicus.ns.cloudflare.com
andronicus.ns.cloudflare.com
andronicus.ns.cloudflare.com
andronicus.ns.cloudflare.com
andronicus.ns.cloudflare.com
andronicus.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
izabella.ns.cloudflare.com 108.162.194.46
162.159.38.46
172.64.34.46
2606:4700:50::a29f:262e
2803:f800:50::6ca2:c22e
2a06:98c1:50::ac40:222e		 izabella.ns.cloudflare.com
izabella.ns.cloudflare.com
izabella.ns.cloudflare.com
izabella.ns.cloudflare.com
izabella.ns.cloudflare.com
izabella.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.72.237 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.187.212 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   83ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s web1.hosting1976.fr 51.91.6.190 web1.hosting1976.fr AS16276 OVH SAS

🔷 AAAA Records (IPv6)#

2 records   37ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:bbd4 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:48ed 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   44ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.72.237,172.67.187.212 ech=AEX+DQBBnAAgACD9NCu9HMRaCRLjMX/Nd+EHkvYaGeSP0xqaxA0gKkyYbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:bbd4,2606:4700:3035::6815:48ed

📝 TXT Records#

1 records   268ms
TXT Record
v=spf1 +a +mx +ip4:54.37.208.212 +ip4:54.37.208.213 +ip4:51.254.228.76 +ip4:5.196.91.193 +ip4:54.37.127.97 +include:_spf.google.com +ip4:5.196.51.63 +ip4:54.37.127.96/30 +ip4:178.32.80.145 -all

✉️ SPF#

PolicyRecord (novaheat.dk)
-all (hard fail) v=spf1 +a +mx +ip4:54.37.208.212 +ip4:54.37.208.213 +ip4:51.254.228.76 +ip4:5.196.91.193 +ip4:54.37.127.97 +include:_spf.google.com +ip4:5.196.51.63 +ip4:54.37.127.96/30 +ip4:178.32.80.145 -all

📨 DMARC#

PolicyRecord (_dmarc.novaheat.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:morten+dmarc@novasolar.dk; ruf=mailto:morten+dmarcfail@novasolar.dk; fo=0:1:d:s; ri=604800

📬 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 04:28:57
www104.21.72.237 172.67.187.212 2606:4700:3030::ac43:bbd4 2606:4700:3035::6815:48ed (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~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#

TypeNameValue
TXT _acme-challenge.novaheat.dk 274aF26m94BTkRcJTV49LB6zHKQMtQKZmh8vfQ8_8Ho
TXT _acme-challenge.novaheat.dk J7oSGznKes-lPWvjZbq0Sty27bYhvYD4WTdKN-L8i4g
TXT _acme-challenge.novaheat.dk ZL_bH3tDyB_-h6jTV5sOB-YqCNq9is5YlFprFRJxcIY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

117ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

74ms
FieldValue
Serial2416425649
Primary NS (MNAME)andronicus.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-04 13:41:34
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2020-01-15
Expires2027-01-31 (103d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
83ms
A
52ms
MX
83ms
AAAA
37ms
TXT
268ms
CAA
101ms
HTTPS
44ms
TLSA
203ms
SOA
74ms
MTA-STS
85ms
DNSSEC
117ms
SRV
137ms
Total
914ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 04:28:56 3215ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-05 12:44:10 2354ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-04 12:17:13 2154ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-03 12:10:00 shown 914ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-02 12:09:30 721ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-02 09:37:29 1129ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-29 09:21:24 983ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-28 08:23:43 1898ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-22 14:09:56 1713ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-20 05:57:56 2834ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-11 05:16:55 2502ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-29 02:34:44 1136ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 16:43:14 946ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 15:34:17 953ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-05 02:43:02 1256ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-11 10:18:19 1105ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-27 11:49:29 1108ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-24 10:05:07 959ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 07:47:12 2983ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone