tjaereby.dk

📜 Historical scan 2026-09-03 18:36:14  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tjaereby.dk is a .dk domain served by 2 nameservers (ns.brisson.dk, ns2.brisson.dk). It was registered on 16 April 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx.brisson.dk. The zone is not DNSSEC-signed, 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   55ms
NameserverIP addressesPTRASN / ISP
ns.brisson.dk 80.209.68.5 80.209.68.5.static.fibianet.dk AS44869 FIBIA P/S
ns2.brisson.dk 80.209.68.3 80.209.68.3.static.fibianet.dk AS44869 FIBIA P/S

🌍 A Records#

🌍
No A records found

📧 MX Records#

1 records   35ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mx.brisson.dk 80.209.68.5 80.209.68.5.static.fibianet.dk AS44869 FIBIA P/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover86.48.94.210
🔶 Autoconfig86.48.94.210

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   181ms
TXT Record
v=spf1 mx include:_spf.brisson.dk -all

✉️ SPF#

PolicyRecord (tjaereby.dk)
-all (hard fail) v=spf1 mx include:_spf.brisson.dk -all

📨 DMARC#

PolicyRecord (_dmarc.tjaereby.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@lists.e11.dk; ruf=mailto:dmarc-forensic@lists.e11.dk

📬 MTA-STS#

187ms
CheckResult
Status🧪 Testing
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modetesting
Policy ID20260901214641Z
max_age604800s
Policy MXmx.brisson.dk

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:tlsrpt-reports@lists.e11.dk

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-22 12:49:34
www86.48.94.210 (AS47292) (address records, no CNAME)
www vs bare domainOnly www resolves
tjaereby.dk: no address
www.tjaereby.dk: 86.48.94.210 (AS47292)
(all like this)
WildcardYes: any name under the zone resolves

✍️ 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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records   56ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.brisson.dk DANE-EE · SPKI · SHA-256 FA203DECA691B5F6574B2C65ED8634B1…

🔐 DNSSEC#

123ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

0ms
FieldValue
Serial2026090104
Primary NS (MNAME)ns.brisson.dk
Responsible (RNAME)hostmaster@brisson.dk
Refresh86400s
Retry7200s
Expire2419200s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-24 09:26:47
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-04-16
Expires2027-04-30 (185d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
s2oubaek.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
55ms
A
34ms
MX
35ms
AAAA
38ms
TXT
181ms
CAA
39ms
HTTPS
25ms
TLSA
56ms
SOA
0ms
MTA-STS
187ms
DNSSEC
123ms
SRV
77ms
Total
506ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 12:49:33 727ms 2 NS 0 A 1 MX 🔓 Insecure
2026-10-08 23:20:45 1017ms 2 NS 0 A 1 MX 🔓 Insecure
2026-09-26 16:09:03 654ms 2 NS 0 A 1 MX 🔓 Insecure
2026-09-24 01:49:45 611ms 2 NS 0 A 1 MX 🔓 Insecure
2026-09-21 17:49:29 801ms 2 NS 0 A 1 MX 🔓 Insecure
2026-09-13 05:52:14 1003ms 2 NS 0 A 1 MX 🔓 Insecure
2026-09-10 18:56:13 1267ms 2 NS 0 A 1 MX 🔓 Insecure
2026-09-03 18:36:14 shown 506ms 2 NS 0 A 1 MX 🔓 Insecure
2026-08-28 04:22:29 611ms 2 NS 0 A 1 MX 🔓 Insecure
2026-08-26 22:20:34 532ms 2 NS 0 A 1 MX 🔓 Insecure
2026-08-08 13:48:57 8505ms 2 NS 0 A 1 MX 🔓 Insecure
2026-07-26 21:29:21 2435ms 2 NS 0 A 1 MX 🔓 Insecure
2026-07-25 20:50:59 737ms 2 NS 0 A 1 MX 🔓 Insecure
2026-06-26 16:42:47 548ms 2 NS 0 A 1 MX 🔓 Insecure
2026-06-25 16:13:38 509ms 2 NS 0 A 1 MX 🔓 Insecure
2026-06-17 23:36:55 536ms 2 NS 0 A 1 MX 🔓 Insecure
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