heimdal-thy.dk

📜 Historical scan 2026-09-18 07:38:43  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

heimdal-thy.dk is a .dk domain served by 2 nameservers (howard.ns.cloudflare.com, sarah.ns.cloudflare.com). It was registered on 14 July 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.71.47 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.notahero.dk. 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   131ms

🌍 A Records#

2 records   142ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.71.47 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.169.121 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   105ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.notahero.dk 91.98.195.209 mail.notahero.dk AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.169.121
🔶 Autoconfig104.21.71.47

🔷 AAAA Records (IPv6)#

2 records   154ms

🔐 HTTPS Records#

1 records   114ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.71.47,172.67.169.121 ech=AEX+DQBBcQAgACDfvQxrjOs6xGdN5H7fvIc1S38gxVR7aKmQ96aggb3uGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a979,2606:4700:3035::6815:472f

🔌 SRV Records#

1 records   138ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

2 records   274ms
TXT Record
google-site-verification=mGvYWfdl4EGXZPd-yhcKuSjPHja4i0Rmc6EB45uewr8
v=spf1 mx -all

✉️ SPF#

PolicyRecord (heimdal-thy.dk)
-all (hard fail) v=spf1 mx -all

📨 DMARC#

PolicyRecord (_dmarc.heimdal-thy.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:mads@heimdal-thy.dk; ruf=mailto:mads@heimdal-thy.dk; rf=afrf; sp=quarantine; fo=1; pct=100; adkim=s; aspf=s

📬 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 2026-10-11 21:33:30
wwwExists, no address
www vs bare domainwww does not resolve (all like this)
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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.heimdal-thy.dk qQNDianJ324ZbYgZYTejYt9JIKATpsAKpIotiNqVh9Y

🔗 TLSA / DANE#

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

🔐 DNSSEC#

218ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415143108
Primary NS (MNAME)howard.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-11 07:55:41
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2016-07-14
Expires2027-07-31 (287d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
131ms
A
142ms
MX
105ms
AAAA
154ms
TXT
274ms
CAA
112ms
HTTPS
114ms
TLSA
883ms
SOA
0ms
MTA-STS
99ms
DNSSEC
218ms
SRV
138ms
Total
2532ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-11 21:33:30 3751ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 15:18:59 1145ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 07:26:59 830ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-18 07:38:43 shown 2532ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-06 22:45:36 1704ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-29 01:29:36 1261ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-24 23:34:37 2817ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-21 18:25:08 1259ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-07 21:05:18 1641ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-25 17:13:27 10006ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-08 18:36:55 1239ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-22 20:12:46 1029ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 11:21:57 1156ms 2 NS 2 A 1 MX ⚠️ Bogus
2026-06-17 11:12:33 921ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone