herlevvideoteknik.dk

Records from scan: 2026-09-30 01:48:02 · 756ms total · last checked 2026-10-16 17:23 (unchanged)

⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 38ms

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 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	herlevvideoteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::4 2a01:111:f403:ca09::24 2a01:111:f403:ca48::e 52.101.103.140 52.101.68.12 52.101.68.29 52.101.68.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 52.98.149.136
🔶 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 151ms

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#

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#

54ms

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

🏷️ SOA#

0ms

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 (1840d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

40ms

34ms

AAAA

39ms

TXT

151ms

CAA

46ms

HTTPS

32ms

TLSA

310ms

SOA

0ms

MTA-STS

48ms

DNSSEC

54ms

SRV

57ms

Total

756ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 01:48:02 shown	756ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 16:55:52	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