bluemonday.dk

📜 Historical scan 2026-06-16 15:11:36  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bluemonday.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 22 February 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by bluemonday-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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   42ms
NameserverIP addressesPTRASN / ISP
ns4.hostonline.dk — — —
ns5.hostonline.dk — — —
ns6.hostonline.dk — — —

🌍 A Records#

1 records   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.195.185.219 — webhotel11.hostonline.dk AS31027 — — — Copenhagen

📧 MX Records#

1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
1 — bluemonday-dk.mail.protection.outlook.com 52.101.68.27
52.101.68.8
52.101.73.15
52.101.73.26		 mail-db7pr03cu00503.inbound.protection.outlook.com
mail-du0pr03cu00100.inbound.protection.outlook.com
mail-am9pr04cu00107.inbound.protection.outlook.com
mail-as9pr05cu01302.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

1 records   75ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:188:6004:10::27 — — AS31027 GlobalConnect A/S 2a02:188:0:0:0:0:0:0/30 🇩🇰 Denmark Charlottenlund

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   118ms
TXT Record
MS=ms49713598
v=spf1 include:spf.protection.outlook.com include:_spf.hostonline.dk -all

✉️ SPF#

PolicyRecord (bluemonday.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:_spf.hostonline.dk -all

📨 DMARC#

PolicyRecord (_dmarc.bluemonday.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 2026-10-22 10:21:52
www CNAMEbluemonday.dk (all on bluemonday.dk)
www vs bare domainSame network
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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

102ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

39ms
FieldValue
Serial2026061402
Primary NS (MNAME)ns4.hostonline.dk
Responsible (RNAME)hostmaster@hostonline.dk
Refresh86400s
Retry7200s
Expire3600000s
Minimum (neg-cache TTL)172800s

📋 Registration#

WHOIS fetched 2026-10-17 10:43:24
FieldValue
RegistrarTS COMPUTER ApS
Registered2023-02-22
Expires2027-02-21 (120d)

🔗 Same registrant#

71 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
aalborgmail.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
brandstormstudio.dkTS COMPUTER ApS
danske-it-eksperter.dkTS COMPUTER ApS
danskeiteksperter.dkTS COMPUTER ApS
danskmedia.dkTS COMPUTER ApS
discounthosting.dkTS COMPUTER ApS
ditek.dkTS COMPUTER ApS
dyna-mo.dkTS COMPUTER ApS
esbjerg-mail.dkTS COMPUTER ApS
esbjergmail.dkTS COMPUTER ApS
food-book.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
hinnerupmail.dkTS COMPUTER ApS
hostdns.dkTS COMPUTER ApS
hostonline.dkTS COMPUTER ApS
k9s.dkTS COMPUTER ApS
koebenhavn-mail.dkTS COMPUTER ApS
koebenhavnmail.dkTS COMPUTER ApS
kolding-mail.dkTS COMPUTER ApS
koldingmail.dkTS COMPUTER ApS
kontrolbog.dkTS COMPUTER ApS
københavn-mail.dkTS COMPUTER ApS
københavnmail.dkTS COMPUTER ApS
main-it.dkTS COMPUTER ApS
mainit.dkTS COMPUTER ApS
odense-mail.dkTS COMPUTER ApS
odensemail.dkTS COMPUTER ApS
patch-design.dkTS COMPUTER ApS
pro3.dkTS COMPUTER ApS
randers-mail.dkTS COMPUTER ApS
roskilde-mail.dkTS COMPUTER ApS
roskildemail.dkTS COMPUTER ApS
sandersindingadministration.dkTS COMPUTER ApS
selskabsrestaurant.dkTS COMPUTER ApS
silkeborg-mail.dkTS COMPUTER ApS
silkeborgmail.dkTS COMPUTER ApS
skagenmail.dkTS COMPUTER ApS
skanderborg-mail.dkTS COMPUTER ApS
skanderborgmail.dkTS COMPUTER ApS
tccomputer.dkTS COMPUTER ApS
testingdomain.dkTS COMPUTER ApS
testingdomain3.dkTS COMPUTER ApS
thy-mail.dkTS COMPUTER ApS
time2reg.dkTS COMPUTER ApS
ts-computer.dkTS COMPUTER ApS
tsadmin.dkTS COMPUTER ApS
tsadministration.dkTS COMPUTER ApS
tsbooking.dkTS COMPUTER ApS
tscomputer.dkTS COMPUTER ApS
vejle-mail.dkTS COMPUTER ApS
viborg-mail.dkTS COMPUTER ApS
viborgmail.dkTS COMPUTER ApS
wan2lan.dkTS COMPUTER ApS
ålborg-mail.dkTS COMPUTER ApS
århus-mail.dkTS COMPUTER ApS
århusmail.dkTS COMPUTER ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
42ms
A
42ms
MX
41ms
AAAA
75ms
TXT
118ms
CAA
75ms
HTTPS
26ms
TLSA
235ms
SOA
39ms
MTA-STS
42ms
DNSSEC
102ms
SRV
0ms
Total
603ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 10:21:52 495ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-17 10:23:28 2025ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-13 03:33:50 2591ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-07 18:36:26 1015ms 3 NS 1 A 1 MX 🔓 Insecure
2026-10-02 17:49:14 1080ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-29 17:35:13 759ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-27 04:40:12 3348ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-24 03:01:58 831ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-17 04:22:52 1471ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-07 12:44:16 1741ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-29 16:49:48 2544ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-23 13:44:50 3854ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-18 10:23:28 11237ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-13 10:02:20 1606ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-09 16:12:20 7205ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-04 23:31:07 1679ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-25 02:27:31 1241ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-19 06:03:18 3830ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-16 23:00:51 1435ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-09 22:53:07 2741ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-04 20:30:59 10270ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-30 13:51:24 1798ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-24 23:43:41 4213ms 3 NS 1 A 1 MX ❓ Unknown
2026-06-24 11:53:32 1047ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-19 18:45:20 1559ms 3 NS 1 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone