tyskundervisning.dk

📜 Historical scan 2026-06-18 07:03:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tyskundervisning.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 24 May 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.93 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, publishes a 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#

3 records 83ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 108ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.106.93	—	linux41.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	smtp.google.com	2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b 64.233.161.26 64.233.161.27 64.233.162.26 64.233.162.27 74.125.205.26	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net lh-in-f26.1e100.net lh-in-f27.1e100.net li-in-f26.1e100.net li-in-f27.1e100.net le-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	94.231.106.93
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 138ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

3 records 256ms

TXT Record
google-site-verification=uEIKuOt3WQNoWOKHVM1KU0IoNrWKw2-ScXAJwjsSk8M
google-site-verification=VA5DqKqbhZasDXB95ET3lgW6b9OKaciJRluPP8R1ON4
v=spf1 include:spf.simply.com include:_spf.google.com -all

✉️ SPF#

Policy	Record (tyskundervisning.dk)
-all (hard fail)	v=spf1 include:spf.simply.com include:_spf.google.com -all

📨 DMARC#

Policy	Record (_dmarc.tyskundervisning.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-14 03:16:22

www	94.231.106.93 (AS48854) (address records, no CNAME)
www vs bare domain	Same network tyskundervisning.dk: 94.231.106.93 (AS48854) www.tyskundervisning.dk: 94.231.106.93 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

76ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2026042900
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-03 06:11:10

Field	Value
Registrar	Simply.com A/S
Registered	2025-05-24
Expires	2027-05-23 (215d)

📋 WHOIS#

⏱️ Lookup Timing#

83ms

108ms

34ms

AAAA

43ms

TXT

256ms

CAA

50ms

HTTPS

92ms

TLSA

53ms

SOA

41ms

MTA-STS

52ms

DNSSEC

76ms

SRV

138ms

Total

793ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 05:34:22	636ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-28 04:26:03	664ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-10 18:46:38	637ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-02 23:17:28	608ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-28 02:05:20	641ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-03 09:40:38	3078ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-26 18:31:44	697ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-18 07:03:23 shown	793ms	3 NS 1 A 1 MX	🔒 Secure