frederikshavn-mail.dk

📜 Historical scan 2026-06-24 10:04:54  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frederikshavn-mail.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 4 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.195.185.220 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by he.hostonline.dk, mx-backup.hostonline.dk. The zone is DNSSEC-signed but currently fails validation, 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#

3 records   43ms
NameserverIP addressesPTRASN / ISP
ns4.hostonline.dk 217.195.185.243
2a02:188:6004:14::10		 ns4.hostonline.dk
ns4.hostonline.dk		 AS31027 GlobalConnect A/S
AS31027 GlobalConnect A/S
ns5.hostonline.dk 217.195.185.244
2a02:188:6004:14::11		 ns5.hostonline.dk
ns5.hostonline.dk		 AS31027 GlobalConnect A/S
AS31027 GlobalConnect A/S
ns6.hostonline.dk 85.191.126.85 ns6.hostonline.dk AS204274 AURA Fiber A/S

🌍 A Records#

1 records   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.195.185.220 3600s webhotel12.hostonline.dk AS31027 GlobalConnect A/S 217.195.176.0/20 🇩🇰 Denmark Copenhagen

📧 MX Records#

2 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s he.hostonline.dk 217.195.185.200
2a02:188:164::100		 he.hostonline.dk
he.hostonline.dk		 AS31027 GlobalConnect A/S
AS31027 GlobalConnect A/S
30 3600s mx-backup.hostonline.dk 217.195.185.201
2a02:188:6004:15::12		 mx-backup.hostonline.dk
spamfront2.hostonline.dk		 AS31027 GlobalConnect A/S
AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscoverredirect.hostonline.dk → 217.195.185.209

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   163ms
TXT Record
v=spf1 a mx include:_spf.hostonline.dk -all

✉️ SPF#

PolicyRecord (frederikshavn-mail.dk)
-all (hard fail) v=spf1 a mx include:_spf.hostonline.dk -all

📨 DMARC#

PolicyRecord (_dmarc.frederikshavn-mail.dk)
p=reject v=DMARC1; p=reject; aspf=r;

📬 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 2026-10-18 15:41:56
www CNAMEfrederikshavn-mail.dk (all on frederikshavn-mail.dk)
www vs bare domainSame network
frederikshavn-mail.dk: 217.195.185.220 (AS31027)
www.frederikshavn-mail.dk: 217.195.185.220 (AS31027)
WildcardNo
Denial of existenceNSEC3 · 10 iterations · 8-byte salt · opt-out RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsbroken trust chain resolving 'frederikshavn-mail.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

78ms
FieldValue
Serial2026062202
Primary NS (MNAME)ns4.hostonline.dk
Responsible (RNAME)hostmaster@hostonline.dk
Refresh86400s
Retry7200s
Expire3600000s
Minimum (neg-cache TTL)172800s

📋 Registration#

WHOIS fetched 2026-10-15 11:44:43
FieldValue
RegistrarTS COMPUTER ApS
Registered2019-10-04
Expires2026-10-31 (12d)

🔗 Same registrant#

43 domains

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
aalborg-mail.dkTS COMPUTER ApS
aarhus-mail.dkTS COMPUTER ApS
aarhusmail.dkTS COMPUTER ApS
ahsay.dkTS COMPUTER ApS
asreg.dkTS COMPUTER ApS
backup-danmark.dkTS COMPUTER ApS
backupdanmark.dkTS COMPUTER ApS
bluemonday.dkTS COMPUTER ApS
brandstormstudio.dkTS COMPUTER ApS
danskeiteksperter.dkTS COMPUTER ApS
ditek.dkTS COMPUTER ApS
dyna-mo.dkTS COMPUTER ApS
foodbook.dkTS COMPUTER ApS
frederikshavnmail.dkTS COMPUTER ApS
garagehosting.dkTS COMPUTER ApS
haderslev-mail.dkTS COMPUTER ApS
haderslevmail.dkTS COMPUTER ApS
herning-mail.dkTS COMPUTER ApS
herningmail.dkTS COMPUTER ApS
hinnerup-mail.dkTS COMPUTER ApS
hinnerupmail.dkTS COMPUTER ApS
k9s.dkTS COMPUTER ApS
koebenhavnmail.dkTS COMPUTER ApS
kontrolbog.dkTS COMPUTER ApS
københavn-mail.dkTS COMPUTER ApS
københavnmail.dkTS COMPUTER ApS
main-it.dkTS COMPUTER ApS
patch-design.dkTS COMPUTER ApS
randers-mail.dkTS COMPUTER ApS
sandersindingadministration.dkTS COMPUTER ApS
selskabsrestaurant.dkTS COMPUTER ApS
skagenmail.dkTS COMPUTER ApS
skanderborg-mail.dkTS COMPUTER ApS
tccomputer.dkTS COMPUTER ApS
testingdomain.dkTS COMPUTER ApS
thy-mail.dkTS COMPUTER ApS
tsadmin.dkTS COMPUTER ApS
tsadministration.dkTS COMPUTER ApS
tscomputer.dkTS COMPUTER ApS
vejle-mail.dkTS COMPUTER ApS
wan2lan.dkTS COMPUTER ApS
ålborg-mail.dkTS COMPUTER ApS
århus-mail.dkTS COMPUTER ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
48ms
MX
43ms
AAAA
32ms
TXT
163ms
CAA
42ms
HTTPS
81ms
TLSA
405ms
SOA
78ms
MTA-STS
35ms
DNSSEC
98ms
SRV
111ms
Total
978ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 15:41:56 646ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-17 14:19:59 1192ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-15 11:24:38 1306ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-11 04:11:24 2916ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-05 16:03:49 1481ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-30 15:33:43 558ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-30 07:05:29 690ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-25 05:37:53 709ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-23 00:57:12 1823ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-18 07:52:01 1176ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-11 06:50:20 1818ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-09 01:52:46 557ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-01 02:45:50 470ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-28 04:23:07 787ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-26 18:25:35 2933ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-21 11:00:35 6796ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-16 21:01:27 2506ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-11 13:21:07 4211ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-06 13:01:43 1118ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-27 19:35:10 1144ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-22 17:37:51 8750ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-18 05:36:04 2861ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-15 21:01:34 1062ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-08 23:07:08 10642ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-03 12:52:57 1050ms 3 NS 1 A 2 MX 🔒 Secure
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