expert-ventilation.dk

📜 Historical scan 2026-10-12 13:26:40  ·  ← 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   54ms
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   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.20.216.31 14400s server12.chosting.dk AS21060 Atea A/S 178.20.216.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   47ms
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   35ms
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   84ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   262ms
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#

118ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

58ms
FieldValue
Serial2026101203
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
54ms
A
52ms
MX
47ms
AAAA
35ms
TXT
262ms
CAA
49ms
HTTPS
51ms
TLSA
69ms
SOA
58ms
MTA-STS
58ms
DNSSEC
118ms
SRV
84ms
Total
781ms

🕐 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 shown 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 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
dhd.dk [/] search Domains, Hosts & DNS — .dk zone