theilgaardoptik.dk

📜 Historical scan 2026-06-22 04:52:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

theilgaardoptik.dk is a .dk domain served by 2 nameservers (ns1.dnshotel.dk, ns2.dnshotel.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by theilgaardoptik-dk.mail.protection.outlook.com. The zone is of unknown DNSSEC status, has no 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#

2 records 2063ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnshotel.dk	2a01:4f8:1c17:4999::2 88.99.120.238	ns1.dnshotel.dk ns1.dnshotel.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.dnshotel.dk	2a01:4f8:c0c:4051::2 94.130.170.39	ns2.dnshotel.dk ns2.dnshotel.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 2057ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.12.83.125	360s	re03.azehosting.net	AS24940	—	—	—	—

📧 MX Records#

1 records 2071ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	360s	theilgaardoptik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca04::a 2a01:111:f403:ca09::f 52.101.68.12 52.101.68.32 52.101.73.19 52.101.73.30	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.98.16.83
🔶 Autoconfig	49.12.83.125

🔷 AAAA Records (IPv6)#

1 records 93ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:2200:4382::2	3600s	re03.azehosting.net	AS24940	—	—	—	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 2071ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 344ms

TXT Record
google-site-verification=gLeOzzU-YYFlL5QwQJIhLc1MUX93oVNQMU43oBnNZB4
MS=ms61931208
v=spf1 ip4:49.12.83.125 include:spf.azehosting.net include:spf.resellerhotel.dk +a +mx +ip4:185.221.37.134 v=spf1 ip4:49.12.83.125 include:spf.azehosting.net include:spf.resellerhotel.dk include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (theilgaardoptik.dk)
~all (soft fail)	v=spf1 ip4:49.12.83.125 include:spf.azehosting.net include:spf.resellerhotel.dk +a +mx +ip4:185.221.37.134 v=spf1 ip4:49.12.83.125 include:spf.azehosting.net include:spf.resellerhotel.dk 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 2026-10-20 22:35:45

www CNAME	theilgaardoptik.dk (all on theilgaardoptik.dk) → 49.12.83.125 2a01:4f8:2200:4382::2 (AS24940)
www vs bare domain	Same network theilgaardoptik.dk: 49.12.83.125 2a01:4f8:2200:4382::2 (AS24940) www.theilgaardoptik.dk: 49.12.83.125 2a01:4f8:2200:4382::2 (AS24940)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 11/10 · policy: ~all

error 11 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.theilgaardoptik.dk	HoW4ZZ0xEPvLJSn0lsf3oN0RuAIHl6LZYCSpNKM2bcg

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2080ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

2050ms

Field	Value
Serial	2026051001
Primary NS (MNAME)	ns1.dnshotel.dk
Responsible (RNAME)	tb@qwertyit.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

2063ms

2057ms

2071ms

AAAA

93ms

TXT

344ms

CAA

77ms

HTTPS

97ms

TLSA

188ms

SOA

2050ms

MTA-STS

194ms

DNSSEC

2080ms

SRV

2071ms

Total

2808ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 22:35:45	1414ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-25 22:34:30	4848ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-21 02:42:04	1522ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-13 23:44:12	12784ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-02 22:31:32	10033ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 19:59:05	9438ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 18:08:38	2049ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 03:53:11	1172ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 04:52:22 shown	2808ms	2 NS 1 A 1 MX	❓ Unknown
2026-06-20 18:45:33	926ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 03:28:53	1862ms	2 NS 1 A 1 MX	🔓 Insecure