herlevvideoteknik.dk

📜 Historical scan 2026-06-26 16:55:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

herlevvideoteknik.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 23 October 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.51 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by herlevvideoteknik-dk.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 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.51	600s	linux25.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	herlevvideoteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::1 2a01:111:f403:ca09::b 2a01:111:f403:ca09::e 52.101.68.0 52.101.68.39 52.101.73.2 52.101.73.6	mail-du2pr03cu00102.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 124ms

TXT Record
MS=ms27339236
MS=ms63731988
v=spf1 mx a ptr ip4:185.21.40.121 include:spf.curanet.dk include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (herlevvideoteknik.dk)
-all (hard fail)	v=spf1 mx a ptr ip4:185.21.40.121 include:spf.curanet.dk include:spf.protection.outlook.com include:spf.simply.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 03:09:27

www	185.21.41.51 (AS48854) (address records, no CNAME)
www vs bare domain	Same network herlevvideoteknik.dk: 185.21.41.51 (AS48854) www.herlevvideoteknik.dk: 185.21.41.51 (AS48854)
Wildcard	Yes: any name under the zone resolves
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: 8/10 · policy: -all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)
warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms

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

🏷️ SOA#

50ms

Field	Value
Serial	2024020201
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 19:21:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-10-23
Expires	2031-10-31 (1835d)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

40ms

50ms

AAAA

53ms

TXT

124ms

CAA

48ms

HTTPS

42ms

TLSA

206ms

SOA

50ms

MTA-STS

56ms

DNSSEC

112ms

SRV

73ms

Total

683ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 01:48:02	756ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 16:55:52 shown	683ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 23:45:10	1003ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 13:45:43	634ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:08:35	2079ms	2 NS 1 A 1 MX	🔒 Secure