blue-vent.dk

📜 Historical scan 2026-06-16 15:10:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

blue-vent.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 15 March 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by bluevent-dk01b.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 198ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	—	—	—
ns2.dandomain.dk	—	—	—

🌍 A Records#

1 records 190ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.198	—	web135.curanet.dk	AS48854	—	—	—	—

📧 MX Records#

1 records 163ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	bluevent-dk01b.mail.protection.outlook.com	52.101.68.21 52.101.68.29 52.101.68.5 52.101.73.16	mail-db4pr02cu00205.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 407ms

TXT Record
google-site-verification=-1LgWoyHgqihSEm9T_PArk7lEbdl4RgyohzREalsjrE
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (blue-vent.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-09 09:07:43

www	185.21.41.198 (AS48854) (address records, no CNAME)
www vs bare domain	Same network blue-vent.dk: 185.21.41.198 (AS48854) www.blue-vent.dk: 185.21.41.198 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

372ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

152ms

Field	Value
Serial	2025041001
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-13 03:16:28

Field	Value
Registrar	DANDOMAIN A/S
Registered	2016-03-15
Expires	2027-03-31 (162d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

198ms

190ms

163ms

AAAA

172ms

TXT

407ms

CAA

169ms

HTTPS

188ms

TLSA

327ms

SOA

152ms

MTA-STS

184ms

DNSSEC

372ms

SRV

0ms

Total

2022ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 07:06:35	1037ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 11:09:21	965ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 08:04:52	1118ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 15:13:49	3686ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:10:03 shown	2022ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:03:56	592ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:00:08	778ms	2 NS 1 A 1 MX	🔒 Secure