aarhus-mail.dk

📜 Historical scan 2026-10-09 12:40:58  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aarhus-mail.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 7 December 2017 (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 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#

3 records   40ms
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   34ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.195.185.220 3600s webhotel12.hostonline.dk AS31027 GlobalConnect A/S 217.195.176.0/20 🇩🇰 Denmark Tilst

📧 MX Records#

2 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s 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 43200s 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   131ms
TXT Record
v=spf1 a mx include:_spf.hostonline.dk -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.aarhus-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 2026-10-15 20:23:20
www CNAMEaarhus-mail.dk (all on aarhus-mail.dk)
www vs bare domainSame network
aarhus-mail.dk: 217.195.185.220 (AS31027)
www.aarhus-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#

108ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

38ms
FieldValue
Serial2026100502
Primary NS (MNAME)ns4.hostonline.dk
Responsible (RNAME)hostmaster@hostonline.dk
Refresh86400s
Retry7200s
Expire3600000s
Minimum (neg-cache TTL)172800s

📋 Registration#

WHOIS fetched 2026-10-16 03:18:35
FieldValue
RegistrarTS COMPUTER ApS
Registered2017-12-07
Expires2026-12-31 (75d)

🔗 Same registrant#

28 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
ahsay.dkTS COMPUTER ApS
backup-danmark.dkTS COMPUTER ApS
backupdanmark.dkTS COMPUTER ApS
dyna-mo.dkTS COMPUTER ApS
foodbook.dkTS COMPUTER ApS
frederikshavn-mail.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
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
skagenmail.dkTS COMPUTER ApS
tccomputer.dkTS COMPUTER ApS
testingdomain.dkTS COMPUTER ApS
tsadmin.dkTS COMPUTER ApS
tsadministration.dkTS COMPUTER ApS
ålborg-mail.dkTS COMPUTER ApS
århus-mail.dkTS COMPUTER ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
40ms
A
34ms
MX
43ms
AAAA
40ms
TXT
131ms
CAA
40ms
HTTPS
35ms
TLSA
92ms
SOA
38ms
MTA-STS
49ms
DNSSEC
108ms
SRV
51ms
Total
683ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 20:23:20 463ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-10 15:11:11 527ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-09 12:40:58 shown 683ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-05 08:01:20 1745ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-30 07:07:20 621ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-25 05:05:08 646ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-22 03:25:59 2921ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-15 09:52:44 785ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-08 09:26:58 2512ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-05 21:15:57 3135ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-28 08:58:18 9584ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-27 03:14:20 949ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-21 06:38:24 1384ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-16 03:32:30 1539ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-11 22:23:33 9751ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-06 09:21:13 1112ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-27 11:15:20 961ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-22 07:36:45 851ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-18 00:55:19 898ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-13 23:01:42 1326ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-08 17:33:33 1520ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-03 12:49:57 5179ms 3 NS 1 A 2 MX 🔒 Secure
2026-06-27 08:19:31 670ms 3 NS 1 A 2 MX 🔒 Secure
2026-06-22 15:57:01 2303ms 3 NS 1 A 2 MX 🔒 Secure
2026-06-22 02:24:00 3821ms 3 NS 1 A 2 MX 🔒 Secure
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