theilgaardoptik.dk

📜 Historical scan 2026-09-25 22:34:30 · ← 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. Its website address 49.12.83.125 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by theilgaardoptik-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 2053ms

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 2036ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.12.83.125	358s	re03.azehosting.net	AS24940	Hetzner Online GmbH	49.12.0.0/15	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 2051ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	360s	theilgaardoptik-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::f 2a01:111:f403:ca09::26 2a01:111:f403:ca48::8 52.101.103.143 52.101.103.162 52.101.181.153 52.101.68.15	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db6pr03cu00107.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 → 40.104.116.24
🔶 Autoconfig	49.12.83.125

🔷 AAAA Records (IPv6)#

1 records 73ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:2200:4382::2	3600s	re03.azehosting.net	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 4035ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 2328ms

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	NNQbalfqI-tUUhG8IrG_5r8al1vdW7mv5fgyhe4MaNs

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2078ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026090901
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#

2053ms

2036ms

2051ms

AAAA

73ms

TXT

2328ms

CAA

51ms

HTTPS

4041ms

TLSA

309ms

SOA

0ms

MTA-STS

89ms

DNSSEC

2078ms

SRV

4035ms

Total

4848ms

🕐 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 shown	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	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