tav.dk

📜 Historical scan 2026-10-01 05:53:37  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tav.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 July 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.40.29.85 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. 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#

2 records   44ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.40.29.85 3600s dedi3085.your-server.de AS24940 Hetzner Online GmbH 188.40.0.0/16 🇩🇪 Germany Nuremberg

📧 MX Records#

2 records   33ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mx1.onlinemail.io 185.21.42.12 mx1.onlinemail.io AS48854 team.blue Denmark A/S
20 600s mx2.onlinemail.io 46.36.208.16 mx2.onlinemail.io AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   163ms
TXT Record
google-site-verification=cFiBeSWysLog0OsDOFTJiFuERDTXJb2oYkM7xdflEbY
v=spf1 a include:spf.simply.com include:spf.curanet.dk ~all

✉️ SPF#

PolicyRecord (tav.dk)
~all (soft fail) v=spf1 a include:spf.simply.com include:spf.curanet.dk ~all

📨 DMARC#

PolicyRecord (_dmarc.tav.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-08 13:48:15
www CNAMEtav.dk (all on tav.dk)
www vs bare domainSame network
tav.dk: 188.40.29.85 (AS24940)
www.tav.dk: 188.40.29.85 (AS24940)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

132ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

27ms
FieldValue
Serial2026100101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-06 07:11:53
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2000-07-03
Expires2029-09-30 (1079d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
44ms
A
36ms
MX
33ms
AAAA
36ms
TXT
163ms
CAA
38ms
HTTPS
42ms
TLSA
142ms
SOA
27ms
MTA-STS
54ms
DNSSEC
132ms
SRV
53ms
Total
744ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-06 06:44:29 1829ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-01 05:53:37 shown 744ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-17 13:13:23 771ms 2 NS 1 A 2 MX 🔒 Secure
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