expert-ventilation.dk

📜 Historical scan 2026-10-04 11:31:25  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

expert-ventilation.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 14 December 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.31 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by expert-ventilation.dk. The zone is DNSSEC-signed and validates, 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#

3 records   144ms
NameserverIP addressesPTRASN / ISP
ns5.chosting.dk 167.235.66.236
2a01:4f8:1c1e:d097::1		 ns5.chosting.dk
ns5.chosting.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns6.chosting.dk 2001:41d0:305:2100::80e9
51.91.57.33		 ns6.chosting.dk
ns6.chosting.dk		 AS16276 OVH SAS
AS16276 OVH SAS
ns7.chosting.dk 178.20.220.33 ns7.chosting.dk AS21060 Atea A/S

🌍 A Records#

1 records   125ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.20.216.31 14400s server12.chosting.dk AS21060 Atea A/S 178.20.216.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   110ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s expert-ventilation.dk 178.20.216.31
2a01:7cc0:101:ffff::1:a		 server12.chosting.dk
—		 AS21060 Atea A/S
AS21060 Atea A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover178.20.216.31
🔶 Autoconfig178.20.216.31

🔷 AAAA Records (IPv6)#

1 records   138ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7cc0:101:ffff::1:a 14400s — AS21060 Atea A/S 2a01:7cc0:100:0:0:0:0:0/40 🇩🇰 Denmark —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   172ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   429ms
TXT Record
v=spf1 ip4:178.20.216.31 include:spf.chosting.dk +a +mx +ip4:178.20.216.32 ~all

✉️ SPF#

PolicyRecord (expert-ventilation.dk)
~all (soft fail) v=spf1 ip4:178.20.216.31 include:spf.chosting.dk +a +mx +ip4:178.20.216.32 ~all

📨 DMARC#

PolicyRecord (_dmarc.expert-ventilation.dk)
p=none (monitor only) v=DMARC1; p=none;

📬 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 2026-10-22 05:28:19
www CNAMEexpert-ventilation.dk (all on expert-ventilation.dk)
www vs bare domainSame network
expert-ventilation.dk: 178.20.216.31 2a01:7cc0:101:ffff::1:a (AS21060)
www.expert-ventilation.dk: 178.20.216.31 2a01:7cc0:101:ffff::1:a (AS21060)
WildcardNo
Denial of existenceNSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 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: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.expert-ventilation.dk ol18mgiX6466jkIhbkO3efPVeyQufJh6TuIdh0kwx60

🔗 TLSA / DANE#

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

🔐 DNSSEC#

226ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

160ms
FieldValue
Serial2026100402
Primary NS (MNAME)ns5.chosting.dk
Responsible (RNAME)logs@chosting.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-14 16:09:24
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2020-12-14
Expires2035-12-31 (3357d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
144ms
A
125ms
MX
110ms
AAAA
138ms
TXT
429ms
CAA
121ms
HTTPS
124ms
TLSA
1094ms
SOA
160ms
MTA-STS
137ms
DNSSEC
226ms
SRV
172ms
Total
2345ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 05:28:18 1086ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-20 22:26:27 672ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-19 22:00:47 1296ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-18 21:08:22 880ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-17 19:40:08 1366ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-16 18:28:01 2870ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-15 17:12:13 2173ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-14 15:39:16 2916ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-13 13:49:45 550ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-12 13:26:40 781ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-11 10:56:25 1179ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-10 08:40:45 748ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-09 04:31:57 1541ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-08 04:28:51 639ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-07 12:54:04 1413ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-06 12:02:11 2100ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-05 11:37:17 2122ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-04 11:31:25 shown 2345ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-03 11:29:19 772ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-02 11:28:42 568ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-01 11:26:51 574ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-30 11:20:20 883ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-30 07:06:44 3393ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-29 07:02:45 660ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-28 06:36:38 762ms 3 NS 1 A 1 MX 🔒 Secure
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